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Showing content from http://www.dcs.gla.ac.uk/~wpc/reports/compilers/compilerindex/iso10206.ps below:

%!PS (but not EPSF; comments have been disabled) %DVIPSCommandLine: dvips -o iso10206.ps iso10206.dvi %DVIPSParameters: dpi=600, compressed, comments removed %DVIPSSource: TeX output 1996.02.26:1257 /TeXDict 250 dict def TeXDict begin /N{def}def /B{bind def}N /S{exch}N /X{S N}B /TR{translate}N /isls false N /vsize 11 72 mul N /hsize 8.5 72 mul N /landplus90{false}def /@rigin{isls{[0 landplus90{1 -1}{-1 1} ifelse 0 0 0]concat}if 72 Resolution div 72 VResolution div neg scale isls{landplus90{VResolution 72 div vsize mul 0 exch}{Resolution -72 div hsize mul 0}ifelse TR}if Resolution VResolution vsize -72 div 1 add mul TR[matrix currentmatrix{dup dup round sub abs 0.00001 lt{round}if} forall round exch round exch]setmatrix}N /@landscape{/isls true N}B /@manualfeed{statusdict /manualfeed true put}B /@copies{/#copies X}B /FMat[1 0 0 -1 0 0]N /FBB[0 0 0 0]N /nn 0 N /IE 0 N /ctr 0 N /df-tail{ /nn 8 dict N nn begin /FontType 3 N /FontMatrix fntrx N /FontBBox FBB N string /base X array /BitMaps X /BuildChar{CharBuilder}N /Encoding IE N end dup{/foo setfont}2 array copy cvx N load 0 nn put /ctr 0 N[}B /df{ /sf 1 N /fntrx FMat N df-tail}B /dfs{div /sf X /fntrx[sf 0 0 sf neg 0 0] N df-tail}B /E{pop nn dup definefont setfont}B /ch-width{ch-data dup length 5 sub get}B /ch-height{ch-data dup length 4 sub get}B /ch-xoff{ 128 ch-data dup length 3 sub get sub}B /ch-yoff{ch-data dup length 2 sub get 127 sub}B /ch-dx{ch-data dup length 1 sub get}B /ch-image{ch-data dup type /stringtype ne{ctr get /ctr ctr 1 add N}if}B /id 0 N /rw 0 N /rc 0 N /gp 0 N /cp 0 N /G 0 N /sf 0 N /CharBuilder{save 3 1 roll S dup /base get 2 index get S /BitMaps get S get /ch-data X pop /ctr 0 N ch-dx 0 ch-xoff ch-yoff ch-height sub ch-xoff ch-width add ch-yoff setcachedevice ch-width ch-height true[1 0 0 -1 -.1 ch-xoff sub ch-yoff .1 sub]/id ch-image N /rw ch-width 7 add 8 idiv string N /rc 0 N /gp 0 N /cp 0 N{rc 0 ne{rc 1 sub /rc X rw}{G}ifelse}imagemask restore}B /G{{id gp get /gp gp 1 add N dup 18 mod S 18 idiv pl S get exec}loop}B /adv{cp add /cp X}B /chg{rw cp id gp 4 index getinterval putinterval dup gp add /gp X adv}B /nd{/cp 0 N rw exit}B /lsh{rw cp 2 copy get dup 0 eq{pop 1}{ dup 255 eq{pop 254}{dup dup add 255 and S 1 and or}ifelse}ifelse put 1 adv}B /rsh{rw cp 2 copy get dup 0 eq{pop 128}{dup 255 eq{pop 127}{dup 2 idiv S 128 and or}ifelse}ifelse put 1 adv}B /clr{rw cp 2 index string putinterval adv}B /set{rw cp fillstr 0 4 index getinterval putinterval adv}B /fillstr 18 string 0 1 17{2 copy 255 put pop}for N /pl[{adv 1 chg} {adv 1 chg nd}{1 add chg}{1 add chg nd}{adv lsh}{adv lsh nd}{adv rsh}{ adv rsh nd}{1 add adv}{/rc X nd}{1 add set}{1 add clr}{adv 2 chg}{adv 2 chg nd}{pop nd}]dup{bind pop}forall N /D{/cc X dup type /stringtype ne{] }if nn /base get cc ctr put nn /BitMaps get S ctr S sf 1 ne{dup dup length 1 sub dup 2 index S get sf div put}if put /ctr ctr 1 add N}B /I{ cc 1 add D}B /bop{userdict /bop-hook known{bop-hook}if /SI save N @rigin 0 0 moveto /V matrix currentmatrix dup 1 get dup mul exch 0 get dup mul add .99 lt{/QV}{/RV}ifelse load def pop pop}N /eop{SI restore userdict /eop-hook known{eop-hook}if showpage}N /@start{userdict /start-hook known{start-hook}if pop /VResolution X /Resolution X 1000 div /DVImag X /IE 256 array N 0 1 255{IE S 1 string dup 0 3 index put cvn put}for 65781.76 div /vsize X 65781.76 div /hsize X}N /p{show}N /RMat[1 0 0 -1 0 0]N /BDot 260 string N /rulex 0 N /ruley 0 N /v{/ruley X /rulex X V}B /V {}B /RV statusdict begin /product where{pop product dup length 7 ge{0 7 getinterval dup(Display)eq exch 0 4 getinterval(NeXT)eq or}{pop false} ifelse}{false}ifelse end{{gsave TR -.1 .1 TR 1 1 scale rulex ruley false RMat{BDot}imagemask grestore}}{{gsave TR -.1 .1 TR rulex ruley scale 1 1 false RMat{BDot}imagemask grestore}}ifelse B /QV{gsave newpath transform round exch round exch itransform moveto rulex 0 rlineto 0 ruley neg rlineto rulex neg 0 rlineto fill grestore}B /a{moveto}B /delta 0 N /tail {dup /delta X 0 rmoveto}B /M{S p delta add tail}B /b{S p tail}B /c{-4 M} B /d{-3 M}B /e{-2 M}B /f{-1 M}B /g{0 M}B /h{1 M}B /i{2 M}B /j{3 M}B /k{ 4 M}B /w{0 rmoveto}B /l{p -4 w}B /m{p -3 w}B /n{p -2 w}B /o{p -1 w}B /q{ p 1 w}B /r{p 2 w}B /s{p 3 w}B /t{p 4 w}B /x{0 S rmoveto}B /y{3 2 roll p a}B /bos{/SS save N}B /eos{SS restore}B end TeXDict begin 40258431 52099146 1000 600 600 (iso10206.dvi) @start /Fa 14 122 df<137C13FF4813805A14C05AA37E1480C6FC131FEB3F00A2137E 5B1203EA0FF8EA7FF05BEAFF80007EC7FC12781217748A2C>44 D<913901FE01C091390F FF83E0023F13E791B512F74914FF491303903807F80149486C13C04948137FD93F80133F 49C7FC01FE158012015B485A491500120749141E000F92C7FC5B121F5B123F90CAFCA35A 127EA412FE5AA4ED078082007E140FA2151F5E6C143F4BC7FC6D5B001F495A9038C007FC 390FF03FF86CB55A6C14C06C5C6C6C48C8FCEB1FF02B3578B32C>67 D 97 D 99 D<147F903803FFC0010F13F0013F13F84913FCEBFFC13801FE004848137E485AD80F E013FE15FC485A383F800190380007F848133F90B512F015E01580B5EAFE0014F000FCC8 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(draft)i(to)f(ISO/TC97/SC22/W)n(G2;)416 3466 y(f)6 b(\))29 b(syn)n(thesis)d(and)h(submission)g(of)g(a)f(draft)h(prop)r(osed)g(ANS) g(consisten)n(t)g(with)h(an)n(y)e(in)n(ternational)g(standard)508 3566 y(dev)n(elop)r(ed;)406 3724 y(g\))i(review)c(and)h(correction)e (of)i(the)g(dpANS)h(in)f(ligh)n(t)g(of)g(an)n(y)f(commen)n(t)h(receiv)n (ed)f(during)g(Public)h(Commen)n(t)508 3823 y(and/or)h(T)-7 b(rial)26 b(Use)i(p)r(erio)r(ds.)337 4110 y Fr(T)-9 b(ec)m(hnical)36 b(dev)m(elopmen)m(t)300 4292 y Fv(Extended)c(P)n(ascal)f(incorp)r (orates)g(the)i(features)f(from)g(ANSI/IEEE770X3.97-1983)26 b(and)33 b(the)g(follo)n(wing)e(new)300 4392 y(features:)406 4550 y(a\))d Ft(Mo)s(dularit)m(y)39 b(and)i(Separate)f(Compilation)p Fv(.)55 b(Mo)r(dularit)n(y)34 b(pro)n(vides)f(for)i (separately-compilable)508 4649 y(program)25 b(comp)r(onen)n(ts,)i (while)h(main)n(taining)f(t)n(yp)r(e)h(securit)n(y)-7 b(.)607 4807 y(|Eac)n(h)25 b(mo)r(dule)i(exp)r(orts)f(one)g(or)g(more)f (in)n(terfaces)h(con)n(taining)f(en)n(tities)i(\(v)-5 b(alues,)26 b(t)n(yp)r(es,)h(sc)n(hemata,)690 4907 y(v)-5 b(ariables,)24 b(pro)r(cedures,)f(and)g(functions\))i(from)e(that)h(mo) r(dule,)h(thereb)n(y)e(con)n(trolling)g(visibilit)n(y)g(in)n(to)690 5006 y(the)28 b(mo)r(dule.)3797 5255 y Ft(vii)p eop 8 7 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))307 523 y Fv(|A)e(v)-5 b(ariable)27 b(ma)n(y)h(b)r(e)h(protected)f(on)g(exp)r (ort,)h(so)f(that)g(an)h(imp)r(orter)e(ma)n(y)h(use)h(it)f(but)i(not)e (alter)g(its)390 623 y(v)-5 b(alue.)37 b(A)28 b(t)n(yp)r(e)g(ma)n(y)f (b)r(e)h(restricted,)f(so)f(that)i(its)g(structure)f(is)h(not)f (visible.)307 780 y(|The)h(form)f(of)h(a)f(mo)r(dule)h(clearly)e (separates)g(its)i(in)n(terfaces)f(from)g(its)h(in)n(ternal)f(details.) 307 938 y(|An)n(y)f(blo)r(c)n(k)e(ma)n(y)h(imp)r(ort)h(one)f(or)f(more) h(in)n(terfaces.)35 b(Eac)n(h)24 b(in)n(terface)h(ma)n(y)f(b)r(e)i (used)g(in)f(whole)g(or)g(in)390 1038 y(part.)307 1196 y(|En)n(tities)j(ma)n(y)e(b)r(e)i(accessed)f(with)h(or)f(without)h(in)n (terface-name)e(quali\014cation.)307 1353 y(|En)n(tities)i(ma)n(y)e(b)r (e)i(renamed)f(on)h(exp)r(ort)f(or)f(imp)r(ort.)307 1511 y(|Initialization)h(and)h(\014nalization)f(actions)g(ma)n(y)f(b)r(e)i (sp)r(eci\014ed)g(for)f(eac)n(h)g(mo)r(dule.)307 1669 y(|Mo)r(dules)36 b(pro)n(vide)f(a)h(framew)n(ork)e(for)i(implemen)n (tation)g(of)g(libraries)f(and)h(non-P)n(ascal)d(program)390 1768 y(comp)r(onen)n(ts.)101 1926 y(b\))c Ft(Sc)m(hemata)p Fv(.)34 b(A)19 b(sc)n(hema)f(determines)g(a)h(collection)f(of)h (similar)f(t)n(yp)r(es.)33 b(T)n(yp)r(es)19 b(ma)n(y)f(b)r(e)h (selected)g(statically)208 2026 y(or)26 b(dynamically)h(from)g(sc)n (hemata.)307 2183 y(|Statically)g(selected)h(t)n(yp)r(es)g(are)e(used)i (as)f(an)n(y)f(other)h(t)n(yp)r(es)h(are)f(used.)307 2341 y(|Dynamically)45 b(selected)g(t)n(yp)r(es)g(subsume)g(all)f(the)i (functionalit)n(y)f(of,)k(and)c(pro)n(vide)f(functional)390 2441 y(capabilit)n(y)27 b(b)r(ey)n(ond,)g(conforman)n(t)g(arra)n(ys.) 307 2599 y(|The)e(allo)r(cation)e(pro)r(cedure)h Ft(new)h Fv(ma)n(y)f(dynamically)f(select)i(the)g(t)n(yp)r(e)g(\(and)g(th)n(us)f (the)h(size\))g(of)g(the)390 2698 y(allo)r(cated)i(v)-5 b(ariable.)307 2856 y(|A)28 b(sc)n(hematic)f(formal-parameter)e (adjusts)j(to)f(the)h(b)r(ounds)g(of)f(its)h(actual-parameters.)307 3014 y(|The)d(declaration)f(of)h(a)f(lo)r(cal)h(v)-5 b(ariable)24 b(ma)n(y)g(dynamically)g(select)h(the)g(t)n(yp)r(e)h (\(and)f(th)n(us)g(the)g(size\))g(of)390 3113 y(the)j(v)-5 b(ariable.)307 3271 y(|The)28 b(with-statemen)n(t)g(is)f(extended)h(to) f(w)n(ork)g(with)h(sc)n(hemata.)307 3429 y(|F)-7 b(ormal)27 b(sc)n(hema)g(discriminan)n(ts)f(can)i(b)r(e)g(used)f(as)g(v)-5 b(arian)n(t)27 b(selectors.)111 3587 y(c\))h Ft(String)51 b(Capabilities)p Fv(.)89 b(The)45 b(comprehensiv)n(e)f(string)g (facilities)h(unify)h(\014xed-length)f(strings)f(and)208 3686 y(c)n(haracter)25 b(v)-5 b(alues)27 b(with)h(v)-5 b(ariable-length)27 b(strings.)307 3844 y(|All)h(string)f(and)h(c)n (haracter)d(v)-5 b(alues)27 b(are)g(compatible.)307 4002 y(|The)h(concatenation)e(op)r(erator)g(\()p Ft(+)p Fv(\))j(com)n(bines) e(all)g(string)g(and)g(c)n(haracter)f(v)-5 b(alues.)307 4159 y(|V)e(ariable-length)27 b(strings)f(ha)n(v)n(e)h(programmer-sp)r (eci\014ed)e(maxim)n(um)i(lengths.)307 4317 y(|Strings)33 b(ma)n(y)f(b)r(e)h(compared)f(using)h(blank)g(padding)f(via)h(the)g (relational)f(op)r(erators)f(or)h(using)g(no)390 4417 y(padding)27 b(via)h(the)g(functions)f Ft(EQ,)k(L)-8 b(T,)32 b(GT,)g(NE,)f(LE)p Fv(,)d(and)f Ft(GE)p Fv(.)307 4575 y(|The)55 b(functions)h Ft(length,)70 b(index,)h(substr,)61 b Fv(and)55 b Ft(trim)f Fv(pro)n(vide)g(information)g(ab)r(out,)62 b(or)390 4674 y(manipulate,)28 b(strings.)307 4832 y(|The)g (substring-v)-5 b(ariable)25 b(notation)i(mak)n(es)f(accessible,)h(as)f (a)i(v)-5 b(ariable,)26 b(a)h(\014xed-length)g(p)r(ortion)g(of)390 4932 y(a)g(string)g(v)-5 b(ariable.)0 5255 y Ft(viii)p eop 9 8 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))607 523 y Fv(|The)d(transfer)e(pro)r(cedures)h Ft(readstr)h Fv(and)f Ft(writestr)h Fv(pro)r(cess)e(strings)h(in)h(the)g(same)f (manner)g(that)690 623 y Ft(read)g Fv(and)g Ft(write)f Fv(pro)r(cess)g(text\014les.)607 780 y(|The)h(pro)r(cedure)e Ft(read)j Fv(has)e(b)r(een)h(extended)g(to)f(read)g(strings)f(from)i (text\014les.)401 938 y(d\))h Ft(Binding)h(of)i(V)-8 b(ariables)p Fv(.)607 1096 y(|A)28 b(v)-5 b(ariable)27 b(ma)n(y)f(optionally)h(b)r(e)h(declared)f(to)g(b)r(e)h(bindable.)37 b(Bindable)28 b(v)-5 b(ariables)26 b(ma)n(y)h(b)r(e)h(b)r(ound)690 1196 y(to)36 b(external)f(en)n(tities)h(\(\014le)g(storage,)g (real-time)f(clo)r(c)n(k,)i(command)f(lines,)i(etc.\).)62 b(Only)35 b(bindable)690 1295 y(v)-5 b(ariables)27 b(ma)n(y)f(b)r(e)i (so)f(b)r(ound.)607 1453 y(|The)21 b(pro)r(cedures)e Ft(bind)h Fv(and)g Ft(un)m(bind)p Fv(,)i(together)d(with)i(the)g (related)e(t)n(yp)r(e)i Ft(BindingT)m(yp)s(e)p Fv(,)g(pro)n(vide)690 1553 y(capabilities)46 b(for)g(connection)g(and)h(disconnection)f(of)g (bindable)h(in)n(ternal)f(\(\014le)h(and)f(non-\014le\))690 1652 y(v)-5 b(ariables)27 b(to)g(external)g(en)n(tities.)607 1810 y(|The)h(function)g Ft(binding)f Fv(returns)g(curren)n(t)f(or)h (default)h(binding)g(information.)411 1968 y(e\))g Ft(Direct)k(Access)g (File)e(Handling)p Fv(.)607 2125 y(|The)25 b(declaration)e(of)h(a)g (direct-access)e(\014le)j(indicates)f(an)g(index)h(b)n(y)f(whic)n(h)g (individual)h(\014le)f(elemen)n(ts)690 2225 y(ma)n(y)j(b)r(e)h (accessed.)607 2383 y(|The)g(pro)r(cedures)e Ft(SeekRead)p Fv(,)i Ft(SeekW)-8 b(rite)p Fv(,)27 b(and)g Ft(SeekUp)s(date)h Fv(p)r(osition)g(the)g(\014le.)607 2540 y(|The)f(functions)g Ft(p)s(osition)p Fv(,)e Ft(LastP)m(osition)p Fv(,)h(and)g Ft(empt)m(y)g Fv(rep)r(ort)g(the)h(curren)n(t)f(p)r(osition)g(and)g (size)690 2640 y(of)i(the)g(\014le.)607 2798 y(|The)23 b(up)r(date)h(\014le)f(mo)r(de)g(and)g(its)h(asso)r(ciated)d(pro)r (cedure)i Ft(up)s(date)g Fv(pro)n(vide)f(in-place)g(mo)r(di\014cation.) 416 2956 y(f)6 b(\))29 b Ft(File)j(Extend)i(Pro)s(cedure)p Fv(.)42 b(The)29 b(pro)r(cedure)f Ft(extend)i Fv(prepares)d(an)i (existing)g(\014le)g(for)g(writing)g(at)g(its)508 3055 y(end.)406 3213 y(g\))f Ft(Constan)m(t)h(Expressions)p Fv(.)35 b(A)26 b(constan)n(t)e(expression)g(ma)n(y)h(o)r(ccur)g(in)g (an)n(y)g(con)n(text)g(needing)g(a)g(constan)n(t)508 3313 y(v)-5 b(alue.)401 3470 y(h\))29 b Ft(Structured)24 b(V)-8 b(alue)24 b(Constructors)p Fv(.)35 b(An)20 b(expression)f(ma)n (y)h(represen)n(t)f(the)i(v)-5 b(alue)20 b(of)h(an)f(arra)n(y)-7 b(,)19 b(record,)508 3570 y(or)e(set)i(in)f(terms)h(of)f(its)h(comp)r (onen)n(ts.)33 b(This)19 b(is)f(particularly)f(v)-5 b(aluable)18 b(for)g(de\014ning)h(structured)f(constan)n(ts.)425 3728 y(i\))28 b Ft(Generalized)40 b(F)-8 b(unction)40 b(Results)p Fv(.)58 b(The)36 b(result)f(of)g(a)g(function)g(ma)n(y)g(ha)n(v)n(e)f (an)n(y)g(assignable)g(t)n(yp)r(e.)508 3827 y(A)c(function)g(result)f (v)-5 b(ariable)29 b(ma)n(y)g(b)r(e)h(sp)r(eci\014ed,)h(whic)n(h)f(is)f (esp)r(ecially)g(useful)i(for)e(functions)h(returning)508 3927 y(structures.)422 4085 y(j\))f Ft(Initial)g(V)-8 b(ariable)31 b(State)p Fv(.)37 b(The)27 b(initial)f(state)h(sp)r (eci\014er)f(of)g(a)g(t)n(yp)r(e)h(can)f(sp)r(ecify)h(the)g(v)-5 b(alue)26 b(with)h(whic)n(h)508 4184 y(v)-5 b(ariables)26 b(are)g(to)i(b)r(e)g(created.)404 4342 y(k\))g Ft(Relaxation)j(of)i (Ordering)e(of)i(Declarations)p Fv(.)38 b(There)28 b(ma)n(y)f(b)r(e)h (an)n(y)f(n)n(um)n(b)r(er)h(of)g(declaration)f(parts)508 4442 y(\(lab)r(els,)j(constan)n(ts,)g(t)n(yp)r(es,)h(v)-5 b(ariables,)29 b(pro)r(cedures,)h(and)f(functions\))i(in)f(an)n(y)g (order.)42 b(The)30 b(prohibition)508 4541 y(of)d(forw)n(ard)f (references)g(in)i(declarations)e(is)i(retained.)425 4699 y(l\))g Ft(T)m(yp)s(e)51 b(Inquiry)p Fv(.)86 b(A)45 b(v)-5 b(ariable)43 b(or)g(parameter)f(ma)n(y)h(b)r(e)h(declared)f(to)h (ha)n(v)n(e)f(the)h(t)n(yp)r(e)g(of)g(another)508 4799 y(parameter)26 b(or)g(another)h(v)-5 b(ariable.)3823 5255 y Ft(ix)p eop 10 9 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))78 523 y Fv(m\))e Ft(Implemen)m(tation)44 b(Characteristics)p Fv(.)78 b(The)41 b(constan)n(t)f Ft(maxc)m(har)j Fv(is)e(the)g(largest) f(v)-5 b(alue)41 b(of)g(t)n(yp)r(e)208 623 y Ft(c)m(har)p Fv(.)50 b(The)32 b(constan)n(ts)e Ft(minreal)p Fv(,)h Ft(maxreal)p Fv(,)h(and)g Ft(epsreal)f Fv(describ)r(e)g(the)h(range)e (of)i(magnitude)f(and)208 722 y(the)d(precision)e(of)i(real)e (arithmetic.)101 880 y(n\))j Ft(Case-Statemen)m(t)51 b(and)j(V)-8 b(arian)m(t)54 b(Record)f(Enhancemen)m(ts)p Fv(.)91 b(Eac)n(h)45 b(case-constan)n(t-list)f(ma)n(y)208 980 y(con)n(tain)34 b(ranges)g(of)h(v)-5 b(alues.)59 b(An)36 b Ft(otherwise)e Fv(clause)g(represen)n(ts)g(all)h(v)-5 b(alues)35 b(not)g(listed)g(in)h(the)f(case-)208 1079 y(constan)n(t-lists.)106 1237 y(o\))28 b Ft(Set)j(Extensions)p Fv(.)307 1395 y(|An)d(op)r(erator)e(\()p Fp(><)p Fv(\))i(computes)f (the)h(set)g(symmetric)f(di\013erence.)307 1553 y(|The)h(function)g Ft(card)h Fv(yields)e(the)h(n)n(um)n(b)r(er)g(of)f(mem)n(b)r(ers)g(in)h (a)f(set.)307 1710 y(|A)h(form)f(of)h(the)g(for-statemen)n(t)f (iterates)f(through)h(the)h(mem)n(b)r(ers)g(of)f(a)g(set.)101 1868 y(p\))i Ft(Date)22 b(and)h(Time)p Fv(.)32 b(The)20 b(pro)r(cedure)e Ft(GetTimeStamp)f Fv(and)i(the)h(functions)f Ft(date)h Fv(and)f Ft(time)p Fv(,)g(together)208 1968 y(with)30 b(the)g(related)g(t)n(yp)r(e)g Ft(TimeStamp)p Fv(,)e(pro)n(vide)h(n)n(umeric)g(represen)n(tations)f(of)i(the)g (curren)n(t)f(date)h(and)208 2067 y(time)e(and)f(con)n(v)n(ert)f(the)i (n)n(umeric)f(represen)n(tations)f(to)h(strings.)104 2225 y(q\))h Ft(In)m(v)m(erse)k(Ord)p Fv(.)37 b(A)28 b(generalization)e(of)h Ft(succ)i Fv(and)e Ft(pred)h Fv(pro)n(vides)e(an)h(in)n(v)n(erse)g(ord)f(capabilit)n(y)-7 b(.)115 2383 y(r\))28 b Ft(Standard)41 b(Numeric)d(Input)p Fv(.)59 b(The)34 b(de\014nition)h(of)g(acceptable)f(c)n(haracter)f (sequences)g(read)h(from)g(a)208 2482 y(text\014le)28 b(includes)f(all)h(standard)e(n)n(umeric)h(represen)n(tations)f (de\014ned)i(b)n(y)f(ISO)h(6093.)115 2640 y(s\))g Ft(Nondecimal)34 b(Represen)m(tation)i(of)h(Num)m(b)s(ers)p Fv(.)49 b(In)n(teger)31 b(n)n(umeric)g(constan)n(ts)g(ma)n(y)h(b)r(e)g(expressed)208 2740 y(using)27 b(bases)f(t)n(w)n(o)h(through)g(thirt)n(y-six.)115 2897 y(t\))i Ft(Underscore)36 b(in)f(Iden)m(ti\014ers)p Fv(.)48 b(The)31 b(underscore)e(c)n(haracter)g(\()p 2320 2897 25 4 v 30 w(\))j(ma)n(y)e(o)r(ccur)h(within)h(iden)n(ti\014ers)e (and)208 2997 y Fq(is)g(signi\014c)l(ant)d Fv(to)h(their)f(sp)r (elling.)101 3155 y(u\))i Ft(Zero)d(Field)f(Widths)p Fv(.)35 b(The)23 b(total)f(\014eld)i(width)f(and)g(fraction)f(digits)h (expressions)e(in)i(write)g(parameters)208 3254 y(ma)n(y)j(b)r(e)i (zero.)104 3412 y(v\))g Ft(Halt)p Fv(.)36 b(The)28 b(pro)r(cedure)f Ft(halt)g Fv(causes)g(termination)g(of)h(the)g(program.)88 3570 y(w\))g Ft(Complex)h(Num)m(b)s(ers)p Fv(.)307 3728 y(|The)j(simple-t)n(yp)r(e)g Ft(complex)f Fv(allo)n(ws)g(complex)g(n)n (um)n(b)r(ers)h(to)g(b)r(e)g(expressed)f(in)h(either)g(Cartesian)390 3827 y(or)27 b(p)r(olar)g(notation.)307 3985 y(|The)35 b(monadic)f(op)r(erators)e Ft(+)j Fv(and)g Ft(-)f Fv(and)h(dy)n(adic)f (op)r(erators)e Ft(+)p Fv(,)37 b Fu(\000)p Fv(,)f Ft(*)p Fv(,)g Ft(/)p Fv(,)g Ft(=)p Fv(,)h Fp(<>)d Fv(op)r(erate)f(on)390 4085 y(complex)27 b(v)-5 b(alues.)307 4242 y(|The)34 b(functions)g Ft(cmplx)p Fv(,)g Ft(p)s(olar)p Fv(,)h Ft(re)p Fv(,)g Ft(im)p Fv(,)e(and)g Ft(arg)h Fv(construct)f(or)g(pro)n (vide)f(information)h(ab)r(out)390 4342 y(complex)27 b(v)-5 b(alues.)307 4500 y(|The)28 b(functions)g Ft(abs)p Fv(,)g Ft(sqr)p Fv(,)g Ft(sqrt)p Fv(,)g Ft(exp)p Fv(,)g Ft(ln)p Fv(,)f Ft(sin)p Fv(,)g Ft(cos)p Fv(,)h Ft(arctan)h Fv(op)r(erate)e(on)g(complex)g(v)-5 b(alues.)104 4658 y(x\))28 b Ft(Short)40 b(Circuit)h(Bo)s(olean)e(Ev)-5 b(aluation)p Fv(.)59 b(The)36 b(op)r(erators)d Ft(and)p 2428 4658 29 4 v 35 w(then)i Fv(and)g Ft(or)p 2941 4658 V 34 w(else)f Fv(are)h(logically)208 4757 y(equiv)-5 b(alen)n(t)23 b(to)g Ft(and)h Fv(and)g Ft(or)p Fv(,)g(except)g(that)g (ev)-5 b(aluation)23 b(order)f(is)h(de\014ned)h(as)f(left-to-righ)n(t,) g(and)h(the)g(righ)n(t)208 4857 y(op)r(erand)f(is)h(not)g(ev)-5 b(aluated)24 b(if)g(the)h(v)-5 b(alue)24 b(of)g(the)g(expression)f(can) h(b)r(e)g(determined)h(solely)e(from)h(the)g(v)-5 b(alue)208 4956 y(of)27 b(the)h(left)g(op)r(erand.)0 5255 y Ft(x)p eop 11 10 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))404 523 y Fv(y\))c Ft(Protected)38 b(P)m(arameters)p Fv(.)53 b(A)33 b(parameter)e(of)i(a)g(pro)r(cedure)e(or)h(a)h(function)g(can)g (b)r(e)g(protected)f(from)508 623 y(mo)r(di\014cation)27 b(within)h(the)g(pro)r(cedure)f(or)g(function.)411 780 y(z\))h Ft(Exp)s(onen)m(tiation)p Fv(.)59 b(The)35 b(op)r(erators)e Ft(**)i Fv(and)g Ft(p)s(o)m(w)g Fv(pro)n(vide)f(exp)r(onen)n(tiation)h (of)g(in)n(teger,)h(real,)g(and)508 880 y(complex)27 b(n)n(um)n(b)r(ers)g(to)g(real)g(and)g(in)n(teger)g(p)r(o)n(w)n(ers.) 385 1038 y(A\))i Ft(Subrange)h(Bounds)p Fv(.)36 b(A)26 b(general)f(expression)g(can)h(b)r(e)g(used)g(to)g(sp)r(ecify)h(the)f (v)-5 b(alue)26 b(of)g(either)g(b)r(ound)h(in)508 1137 y(a)g(subrange.)389 1295 y(B\))h Ft(T)-8 b(ag)28 b(Fields)f(of)h (Dynamic)f(V)-8 b(ariables)p Fv(.)36 b(An)n(y)24 b(tag)g(\014eld)g(sp)r (eci\014ed)h(b)n(y)f(a)g(parameter)e(to)i(the)h(pro)r(cedure)508 1395 y Ft(new)i Fv(is)g(giv)n(en)g(the)h(sp)r(eci\014ed)g(v)-5 b(alue.)300 1553 y(Extended)27 b(P)n(ascal)f(incorp)r(orates)g(the)i (follo)n(wing)e(feature)i(at)f(lev)n(el)g(1)g(of)h(this)g(standard:)300 1710 y Ft(Conforman)m(t)33 b(Arra)m(ys)p Fv(.)42 b(Conforman)n(t)28 b(arra)n(ys)e(pro)n(vide)h(up)n(w)n(ard)h(compatibilit)n(y)h(with)g (lev)n(el)f(1)h(of)f(ISO)h(7185,)300 1810 y Fq(Pr)l(o)l(gr)l(amming)h (languages)h(-)e(P)-6 b(ASCAL)p Fv(.)337 2056 y Fr(T)d(ec)m(hnical)36 b(rep)s(orts)300 2224 y Fv(During)30 b(the)h(dev)n(elopmen)n(t)f(of)g (this)h(In)n(ternational)e(Standard,)i(v)-5 b(arious)29 b(prop)r(osals)f(w)n(ere)i(considered)f(but)i(not)300 2324 y(incorp)r(orated)f(due)h(to)g(consideration)e(of)i(time)h(and)f (other)f(factors.)46 b(Selected)32 b(prop)r(osals)d(ma)n(y)h(b)r(e)i (published)300 2423 y(as)27 b(T)-7 b(ec)n(hnical)27 b(Rep)r(orts.)3823 5255 y Ft(xi)p eop 12 11 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 5255 y(xii)p eop 1 12 bop 300 232 a Ft(INTERNA)-8 b(TIONAL)32 b(ST)-8 b(AND)m(ARD)1192 b(ISO/IEC)32 b(10206:1990\(E\))300 872 y Fo(Information)53 b(tec)l(hnology)f(|)i(Programming)300 1054 y(languages)g({)f(Extended)f(P)l(ascal)300 1521 y Fs(1)45 b(Scop)t(e)300 1707 y Fr(1.1)300 1876 y Fv(This)g(In)n (ternational)f(Standard)g(sp)r(eci\014es)h(the)h(seman)n(tics)e(and)h (syn)n(tax)f(of)h(the)h(computer)e(programming)300 1976 y(language)22 b(Extended)i(P)n(ascal)e(b)n(y)h(sp)r(ecifying)h (requiremen)n(ts)f(for)g(a)h(pro)r(cessor)e(and)h(for)h(a)f(conforming) g(program.)300 2076 y(Tw)n(o)k(lev)n(els)g(of)g(compliance)g(are)g (de\014ned)h(for)f(b)r(oth)h(pro)r(cessors)d(and)i(programs.)300 2324 y Fr(1.2)300 2494 y Fv(This)h(In)n(ternational)e(Standard)h(do)r (es)g(not)h(sp)r(ecify)406 2652 y(a\))g(the)h(size)f(or)g(complexit)n (y)h(of)f(a)h(program)e(and)h(its)h(data)g(that)g(will)g(exceed)f(the)h (capacit)n(y)f(of)h(an)n(y)f(sp)r(eci\014c)508 2751 y(data)h(pro)r (cessing)g(system)g(or)g(the)i(capacit)n(y)e(of)h(a)f(particular)g(pro) r(cessor,)g(nor)g(the)h(actions)f(to)h(b)r(e)h(tak)n(en)508 2851 y(when)c(the)h(corresp)r(onding)e(limits)i(are)f(exceeded;)401 3009 y(b\))i(the)18 b(minimal)h(requiremen)n(ts)e(of)h(a)g(data)g(pro)r (cessing)f(system)h(that)h(is)f(capable)g(of)g(supp)r(orting)g(an)g (implemen)n(tation)508 3108 y(of)27 b(a)g(pro)r(cessor)f(for)h (Extended)g(P)n(ascal;)411 3266 y(c\))h(the)42 b(metho)r(d)h(of)g (activ)-5 b(ating)42 b(the)g(program-blo)r(c)n(k)e(or)h(the)i(set)g(of) f(commands)g(used)g(to)h(con)n(trol)e(the)508 3366 y(en)n(vironmen)n(t) 26 b(in)i(whic)n(h)g(an)f(Extended)g(P)n(ascal)f(program)f(is)j (transformed)e(and)i(executed;)401 3523 y(d\))h(the)j(mec)n(hanism)f(b) n(y)g(whic)n(h)h(programs)d(written)j(in)g(Extended)f(P)n(ascal)f(are)g (transformed)h(for)g(use)g(b)n(y)g(a)508 3623 y(data)c(pro)r(cessing)f (system;)411 3781 y(e\))i(the)g(metho)r(d)g(for)f(rep)r(orting)f (errors)g(or)g(w)n(arnings;)416 3938 y(f)6 b(\))29 b(the)f(t)n(yp)r (ographical)d(represen)n(tation)h(of)i(a)f(program)e(published)j(for)g (h)n(uman)f(reading.)300 4281 y Fs(2)45 b(Normativ)l(e)i(reference)300 4450 y Fv(The)18 b(follo)n(wing)g(standard)f(con)n(tains)h(pro)n (visions)e(whic)n(h,)k(through)e(reference)f(in)i(this)g(text,)h (constitute)f(pro)n(visions)300 4550 y(of)37 b(this)g(In)n(ternational) f(Standard.)64 b(A)n(t)37 b(the)g(time)h(of)e(publication,)k(the)d (edition)g(indicated)g(w)n(as)f(v)-5 b(alid.)65 b(All)300 4649 y(standards)30 b(are)h(sub)5 b(ject)32 b(to)g(revision,)f(and)h 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Ft(6)h Fv(to)g(sp)r(ecify)g(certain)f(syn)n(tactic)g (requiremen)n(ts)g(and)g(also)0 1453 y(the)g(con)n(texts)f(within)h (whic)n(h)g(certain)f(seman)n(tic)g(sp)r(eci\014cations)g(apply)-7 b(.)0 1611 y(In)31 b(addition)f(to)h(the)g(normal)f(English)g(rules)g (for)g(h)n(yphenation,)h(h)n(yphenation)f(is)h(used)f(in)h(this)g(In)n (ternational)0 1710 y(Standard)k(to)g(form)g(comp)r(ound)h(w)n(ords)e (that)h(represen)n(t)g(meta-iden)n(ti\014ers,)h(seman)n(tic)f(terms,)i (or)e(b)r(oth.)61 b(All)0 1810 y(meta-iden)n(ti\014ers)34 b(that)g(con)n(tain)g(more)f(than)i(one)f(w)n(ord)f(are)g(written)i(as) f(a)g(unit)h(with)f(h)n(yphens)h(joining)f(the)0 1910 y(parts.)56 b(Seman)n(tic)35 b(terms)f(ending)g(in)g(\\t)n(yp)r(e")g (and)g(\\v)-5 b(ariable")32 b(are)i(also)f(written)i(as)e(one)h(h)n (yphenated)g(unit.)0 2009 y(Seman)n(tic)d(terms)g(represen)n(ting)f (comp)r(ound)h(ideas)g(are)g(lik)n(ewise)f(written)i(as)e(h)n (yphenated)i(units,)g(e.g.,)g(digit-)0 2109 y(v)-5 b(alue,)28 b(activ)-5 b(ation-p)r(oin)n(t,)27 b(assignmen)n(t-compatible,)e(and)j (iden)n(tifying-v)-5 b(alue.)0 2266 y(NOTES)24 b(are)g(included)i(in)f (this)g(In)n(ternational)e(Standard)i(only)f(for)g(purp)r(oses)g(of)h (clari\014cation,)f(and)h(aid)g(in)g(the)0 2366 y(use)h(of)g(the)g (standard.)35 b(NOTES)25 b(are)g(informativ)n(e)g(only)h(and)f(are)g (not)h(a)g(part)f(of)h(the)g(In)n(ternational)f(Standard.)0 2516 y(Examples)i(in)g(this)h(In)n(ternational)f(Standard)g(are)f (equiv)-5 b(alen)n(t)28 b(to)f(NOTES.)0 2702 y Fn(NOTE)f(|)f(Some)39 b(language)i(constructs)f(or)g(concepts)f(are)i(not)e(de\014ned)f (completely)i(in)f(a)h(single)h(sub)r(clause,)j(but)0 2793 y(collectiv)n(ely)27 b(in)e(more)g(than)h(one)f(sub)r(clause.)0 3133 y Fs(5)45 b(Compliance)0 3302 y Fv(There)28 b(are)g(t)n(w)n(o)g (lev)n(els)g(of)h(compliance,)g(lev)n(el)f(0)g(and)h(lev)n(el)f(1.)40 b(Lev)n(el)28 b(0)h(do)r(es)f(not)h(include)g(conforman)n(t-arra)n(y-)0 3402 y(parameters.)35 b(Lev)n(el)27 b(1)g(do)r(es)h(include)g (conforman)n(t-arra)n(y-parameters)o(.)0 3650 y Fr(5.1)38 b(Pro)s(cessors)0 3819 y Fv(A)28 b(pro)r(cessor)d(complying)i(with)h (the)g(requiremen)n(ts)f(of)g(this)h(In)n(ternational)f(Standard)g (shall)106 3977 y(a\))h(if)e(it)g(complies)f(at)h(lev)n(el)f(0,)h (accept)f(all)g(the)h(features)f(of)h(the)g(language)e(sp)r(eci\014ed)i (in)g(clause)f Ft(6)p Fv(,)h(except)g(for)208 4076 y Ft(6.7.3.6)j(e\))p Fv(,)f Ft(6.7.3.7)p Fv(,)d(and)i Ft(6.7.3.8)p Fv(,)e(with)k(the)f(meanings)e(de\014ned)i(in)g(clause)f Ft(6)p Fv(;)101 4234 y(b\))i(if)h(it)h(complies)e(at)h(lev)n(el)g(1,)g (accept)g(all)g(the)g(features)f(of)h(the)h(language)d(sp)r(eci\014ed)j (in)f(clause)f Ft(6)h Fv(with)h(the)208 4334 y(meanings)26 b(de\014ned)i(in)g(clause)f Ft(6)p Fv(;)111 4491 y(c\))h(not)h(require) g(the)h(inclusion)f(of)h(substitute)g(or)f(additional)g(language)f (elemen)n(ts)i(in)g(a)f(program)f(in)h(order)208 4591 y(to)e(accomplish)g(a)g(feature)g(of)h(the)g(language)e(that)i(is)f(sp) r(eci\014ed)h(in)g(clause)f Ft(6)p Fv(;)101 4749 y(d\))i(b)r(e)18 b(accompanied)g(b)n(y)g(a)g(do)r(cumen)n(t)g(that)h(pro)n(vides)e(a)h (de\014nition)h(of)f(all)g(implemen)n(tation-de\014ned)g(features;)111 4907 y(e\))28 b(b)r(e)20 b(able)f(to)h(determine)g(whether)f(or)g(not)h (the)g(program)e(violates)h(an)n(y)g(requiremen)n(ts)f(of)i(this)g(In)n (ternational)208 5006 y(Standard,)30 b(where)g(suc)n(h)g(a)g(violation) g(is)g(not)g(designated)g(an)g(error)f(or)g(dynamic-violation,)h(rep)r (ort)g(the)0 5255 y Ft(4)p eop 5 16 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(result)27 b(of)g(this)h(determination)g(to)f(the)h(user)f(of)h (the)g(pro)r(cessor)d(b)r(efore)j(the)g(activ)-5 b(ation)27 b(of)g(the)h(program-)508 623 y(blo)r(c)n(k,)f(if)h(an)n(y)-7 b(,)27 b(and)g(shall)g(prev)n(en)n(t)g(activ)-5 b(ation)27 b(of)h(the)g(program-blo)r(c)n(k,)c(if)29 b(an)n(y;)416 780 y(f)6 b(\))29 b(treat)22 b(eac)n(h)g(violation)g(that)i(is)f (designated)f(a)h(dynamic-violation)e(in)i(at)g(least)g(one)f(of)h(the) h(follo)n(wing)e(w)n(a)n(ys)589 938 y(1\))27 b(the)20 b(pro)r(cessor)d(shall)i(rep)r(ort)f(the)i(dynamic-violation)e(or)g (the)i(p)r(ossibilit)n(y)f(of)g(the)h(dynamic-violation)690 1038 y(during)j(preparation)e(of)i(the)h(program)d(for)h(execution)h (and)g(in)g(the)h(ev)n(en)n(t)e(of)h(suc)n(h)g(a)g(rep)r(ort)f(shall)h (b)r(e)690 1137 y(able)k(to)g(con)n(tin)n(ue)g(further)h(pro)r(cessing) d(and)j(shall)e(b)r(e)i(able)f(to)g(refuse)g(execution)g(of)h(the)f (program-)690 1237 y(blo)r(c)n(k;)589 1395 y(2\))g(the)h(pro)r(cessor)e (shall)h(rep)r(ort)g(the)h(dynamic-violation)e(during)h(execution)g(of) h(the)g(program;)508 1553 y(and)34 b(if)h(a)e(dynamic-violation)g(is)h (rep)r(orted)g(during)g(execution)g(of)g(the)h(program,)f(the)g(pro)r (cessor)e(shall)508 1652 y(terminate)18 b(execution;)j(if)e(a)f (dynamic-violation)f(o)r(ccurs)g(within)i(a)f(declaration,)h (de\014nition,)i(or)c(statemen)n(t,)508 1752 y(the)28 b(execution)f(of)g(that)h(declaration,)f(de\014nition,)h(or)e(statemen) n(t)i(shall)f(not)h(b)r(e)g(completed;)508 1901 y Fn(NOTE)d(|)h(1)g (Dynamic-violations,)f(lik)n(e)h(all)h(violations)g(except)e(errors,)i (m)n(ust)d(b)r(e)i(detected.)406 2059 y Fv(g\))i(treat)f(eac)n(h)g (violation)f(that)i(is)g(designated)e(an)i(error)d(as)i(either:)589 2217 y(1\))g(a)g(dynamic-violation;)f(or)589 2374 y(2\))h(there)i (shall)f(b)r(e)h(a)f(statemen)n(t)g(in)h(an)f(accompan)n(ying)f(do)r (cumen)n(t)i(that)f(the)h(error)e(is)h(not)h(rep)r(orted,)690 2474 y(and)39 b(a)g(note)g(referencing)f(eac)n(h)h(suc)n(h)g(treatmen)n (t)g(shall)f(app)r(ear)h(in)g(a)g(separate)f(section)h(of)g(the)690 2574 y(accompan)n(ying)26 b(do)r(cumen)n(t;)508 2731 y(and)37 b(if)h(an)f(error)e(is)i(rep)r(orted)g(during)g(execution)g (of)g(the)h(program,)f(the)h(pro)r(cessor)d(shall)i(terminate)508 2831 y(execution;)f(if)e(an)f(error)e(o)r(ccurs)i(within)h(a)f (declaration,)g(de\014nition,)j(or)c(statemen)n(t,)j(the)f(execution)f (of)508 2931 y(that)27 b(declaration,)g(de\014nition,)h(or)e(statemen)n (t)i(shall)f(not)h(b)r(e)g(completed;)508 3080 y Fn(NOTE)d(|)h(2)k (This)h(means)f(that)h(pro)r(cessing)g(will)h(con)n(tin)n(ue)e(up)g(to) h(or)f(b)r(ey)n(ond)g(execution)g(of)h(the)f(program)h(at)508 3171 y(the)25 b(option)h(of)g(the)g(user.)401 3329 y Fv(h\))j(b)r(e)19 b(accompanied)e(b)n(y)i(a)f(do)r(cumen)n(t)h(that)g (separately)f(describ)r(es)g(an)n(y)g(features)g(accepted)h(b)n(y)f (the)h(pro)r(cessor)508 3429 y(that)32 b(are)g(prohibited)g(or)g(not)h (sp)r(eci\014ed)f(in)h(clause)f Ft(6)p Fv(:)47 b(suc)n(h)32 b(extensions)g(shall)g(b)r(e)h(describ)r(ed)f(as)g(b)r(eing)508 3528 y(`extensions)27 b(to)g(Extended)g(P)n(ascal)f(as)h(sp)r (eci\014ed)h(b)n(y)f(ISO/IEC)f(10206';)425 3686 y(i\))i(b)r(e)19 b(able)f(to)h(pro)r(cess,)h(in)f(a)f(manner)h(similar)f(to)h(that)g(sp) r(eci\014ed)g(for)f(errors,)h(an)n(y)f(use)h(of)g(an)n(y)f(suc)n(h)g (extension;)508 3786 y(and)422 3944 y(j\))29 b(b)r(e)18 b(able)g(to)h(pro)r(cess,)g(in)f(a)g(manner)g(similar)g(to)g(that)h(sp) r(eci\014ed)f(for)g(errors,)g(an)n(y)g(use)g(of)g(an)g(implemen)n (tation-)508 4043 y(dep)r(enden)n(t)28 b(feature.)300 4276 y Fn(NOTE)e(|)f(3)g(The)g(phrase)g(`b)r(e)g(able)g(to')h(is)f (used)f(in)h Fh(5.1)g Fn(to)g(p)r(ermit)f(the)g(implemen)n(tation)f(of) j(a)f(switc)n(h)g(with)g(whic)n(h)g(the)300 4367 y(user)h(ma)n(y)e(con) n(trol)i(the)g(rep)r(orting.)300 4608 y Fv(A)e(pro)r(cessor)e(that)i (purp)r(orts)f(to)h(comply)-7 b(,)25 b(wholly)e(or)g(partially)-7 b(,)24 b(with)g(the)h(requiremen)n(ts)d(of)i(this)g(In)n(ternational) 300 4707 y(Standard)43 b(shall)h(do)f(so)g(only)h(in)g(the)g(follo)n (wing)f(terms.)85 b(A)44 b Fq(c)l(omplianc)l(e)j(statement)c Fv(shall)g(b)r(e)h(pro)r(duced)300 4807 y(b)n(y)39 b(the)g(pro)r (cessor)e(as)h(a)h(consequence)f(of)h(using)f(the)i(pro)r(cessor)c(or)i (shall)h(b)r(e)g(included)h(in)f(accompan)n(ying)300 4907 y(do)r(cumen)n(tation.)d(If)26 b(the)g(pro)r(cessor)e(complies)h (in)i(all)e(resp)r(ects)g(with)i(the)f(requiremen)n(ts)f(of)g(this)h (standard,)g(the)300 5006 y(compliance)h(statemen)n(t)h(shall)f(b)r(e:) 3852 5255 y Ft(5)p eop 6 17 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fu(h)p Fq(This)g(pr)l(o)l(c)l(essor)p Fu(i)e Fv(complies)e(with)h (the)g(requiremen)n(ts)f(of)g(lev)n(el)g Fu(h)p Fq(numb)l(er)p Fu(i)h Fv(of)f(ISO/IEC)g(10206.)0 681 y(If)k(the)g(pro)r(cessor)d (complies)i(with)h(some)f(but)h(not)f(all)g(of)g(the)h(requiremen)n(ts) e(of)i(this)g(In)n(ternational)e(Standard)0 780 y(then)f(it)g(shall)f (not)h(use)f(the)h(ab)r(o)n(v)n(e)e(statemen)n(t,)i(but)g(shall)f (instead)g(use)h(the)g(follo)n(wing)e(compliance)h(statemen)n(t)0 938 y Fu(h)p Fq(This)45 b(pr)l(o)l(c)l(essor)p Fu(i)f Fv(complies)e(with)g(the)h(requiremen)n(ts)f(of)g(lev)n(el)g Fu(h)p Fq(numb)l(er)p Fu(i)g Fv(of)h(ISO/IEC)e(10206)f(with)j(the)0 1038 y(follo)n(wing)c(exceptions:)62 b Fu(h)p Fq(fol)t(lowe)l(d)44 b(by)e(a)g(r)l(efer)l(enc)l(e)g(to,)i(or)e(a)g(c)l(omplete)g(list)g (of,)j(the)d(r)l(e)l(quir)l(ements)f(of)h(the)0 1137 y(standar)l(d)30 b(with)h(which)g(the)f(pr)l(o)l(c)l(essor)h(do)l(es)f (not)f(c)l(omply)p Fu(i)p Fv(.)0 1295 y(In)i(b)r(oth)g(cases)e(the)i (text)g Fu(h)p Fq(This)j(pr)l(o)l(c)l(essor)p Fu(i)d Fv(shall)f(b)r(e)h(replaced)f(b)n(y)g(an)g(unam)n(biguous)g(name)g (iden)n(tifying)h(the)0 1395 y(pro)r(cessor,)26 b(and)h(the)h(text)g Fu(h)p Fq(numb)l(er)p Fu(i)f Fv(shall)h(b)r(e)g(replaced)e(b)n(y)i(the) g(appropriate)d(lev)n(el)j(n)n(um)n(b)r(er')0 1568 y Fn(NOTE)e(|)f(4)31 b(Pro)r(cessors)j(that)d(do)g(not)f(comply)g(fully)i (with)f(the)g(requiremen)n(ts)e(of)j(the)f(In)n(ternational)g(Standard) f(are)0 1659 y(not)h(required)g(to)g(giv)n(e)h(full)g(details)g(of)g (their)g(failures)h(to)e(comply)f(in)i(the)f(compliance)g(statemen)n (t;)i(a)f(brief)g(reference)0 1751 y(to)e(accompan)n(ying)f(do)r(cumen) 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y(insigni\014can)n(t)e(in)h(that)g(o)r(ccurrence)e(to)h(the)h (meaning)g(of)f(the)h(program.)508 875 y(letter)55 b(=)82 b(`)p Fk(a)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(b)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(c)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(d)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(e)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(f)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(g)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(h)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(i)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(j)p Fv(')757 974 y Fu(j)124 b Fv(`)p Fk(k)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(l)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(m)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(n)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(o)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(p)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(q)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(r)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(s)p Fv(')757 1074 y Fu(j)124 b Fv(`)p Fk(t)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(u)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(v)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(w)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(x)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(y)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(z)p 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Fu(j)28 b Fv(signed-real)53 b(.)508 734 y(signed-real)g(=)83 b([)55 b(sign)g(])28 b(unsigned-real)53 b(.)508 900 y(signed-in)n (teger)g(=)83 b([)55 b(sign)g(])28 b(unsigned-in)n(teger)53 b(.)508 1066 y(unsigned-n)n(um)n(b)r(er)h(=)83 b(unsigned-in)n(teger)53 b Fu(j)28 b Fv(unsigned-real)54 b(.)508 1232 y(sign)g(=)83 b(`)p Fk(+)p Fv(')55 b Fu(j)28 b Fv(`)p Fu(\000)p Fv(')55 b(.)508 1398 y(unsigned-real)e(=)83 b(digit-sequence)27 b(`)p Fk(.)p Fv(')37 b(fractional-part)25 b([)56 b(`)p Fk(e)p Fv(')27 b(scale-factor)54 b(])1043 1498 y Fu(j)125 b Fv(digit-sequence)27 b(`)p Fk(e)p Fv(')g(scale-factor)54 b(.)508 1664 y(unsigned-in)n(teger)f(=)83 b(digit-sequence)54 b(.)508 1830 y(fractional-part)f(=)82 b(digit-sequence)55 b(.)508 1996 y(scale-factor)e(=)82 b([)56 b(sign)f(])27 b(digit-sequence)55 b(.)508 2162 y(digit-sequence)f(=)83 b(digit)27 b Fu(f)55 b Fv(digit)h Fu(g)e Fv(.)508 2328 y(n)n(um)n(b)r(er)h(=)82 b(signed-n)n(um)n(b)r(er)838 2428 y Fu(j)124 b Fv([)56 b(sign)e(])28 b(\()56 b(digit-sequence)27 b(`)p Fk(.)p Fv(')64 b Fu(j)28 b Fv(`)p Fk(.)p Fv(')37 b(fractional-part)53 b(\))28 b([)56 b(`)p Fk(e)p Fv(')27 b(scale-factor)54 b(])h(.)300 2686 y Fn(NOTE)26 b(|)f(1)h(The)g (meta-iden)n(ti\014er)e Ff(numb)l(er)j Fn(is)f(only)g(used)f(in)h Fh(6.10.1)j(d\))p Fn(.)300 2844 y Fq(Examples:)605 2943 y Fl(1e10)605 3043 y(1)605 3142 y(+100)605 3242 y(-0.1)605 3342 y(5e-3)605 3441 y(87.35E+8)300 3599 y Fv(An)23 b(extended-digit)g (that)g(is)g(a)f(digit)h(shall)f(denote)h(a)f(digit-v)-5 b(alue)23 b(whic)n(h)f(shall)h(b)r(e)g(the)g(n)n(um)n(b)r(er)g(of)f (predecessors)300 3699 y(of)34 b(that)h(digit)f(in)h(the)g(syn)n (tactic)e(de\014nition)i(of)f(digit)h(in)f Ft(6.1.1)p Fv(.)55 b(An)35 b(extended-digit)g(that)f(is)g(a)g(letter)g(shall)300 3798 y(denote)27 b(a)h(digit-v)-5 b(alue)27 b(whic)n(h)g(shall)g(b)r(e) h(greater)e(b)n(y)h(ten)h(than)g(the)g(n)n(um)n(b)r(er)f(of)h (predecessors)d(of)i(that)h(letter)g(in)300 3898 y(the)e(syn)n(tactic)f (de\014nition)h(of)g(letter)g(in)g Ft(6.1.1)p Fv(.)34 b(The)26 b(unsigned-in)n(teger)e Fk(of)i Fv(an)g(extended-n)n(um)n(b)r (er)f(shall)g(denote)300 3998 y(the)31 b(radix)f(of)h(the)g(extended-n) n(um)n(b)r(er;)h(the)f(radix)e(shall)i(b)r(e)g(in)g(the)g(closed)f(in)n (terv)-5 b(al)30 b(t)n(w)n(o)g(through)g(thirt)n(y-six.)300 4097 y(No)25 b(extended-digit)f Fk(in)h Fv(an)f(extended-n)n(um)n(b)r (er)h(shall)f(denote)h(a)f(digit-v)-5 b(alue)25 b(that)g(equals)f(or)g (exceeds)g(the)h(radix)300 4197 y(of)d(the)h(extended-n)n(um)n(b)r(er.) 35 b(An)23 b(extended-n)n(um)n(b)r(er)f(shall)g(denote,)i(in)e(con)n(v) n(en)n(tional)f(p)r(ositional)h(notation)g(with)300 4296 y(the)28 b(sp)r(eci\014ed)g(radix,)f(a)g(v)-5 b(alue)27 b(of)h(in)n(teger-t)n(yp)r(e)e(in)i(the)g(closed)f(in)n(terv)-5 b(al)27 b(0)g(to)h Ft(maxin)m(t)f Fv(\(see)g Ft(6.4.2.2)p Fv(\).)508 4453 y(extended-digit)55 b(=)82 b(digit)56 b Fu(j)28 b Fv(letter)55 b(.)508 4619 y(extended-n)n(um)n(b)r(er)f(=)83 b(unsigned-in)n(teger)26 b(`)p Fk(#)p Fv(')i(extended-digit)g Fu(f)54 b Fv(extended-digit)i Fu(g)f Fv(.)300 4807 y Fq(Examples:)562 4907 y Fl(16#ff)562 5006 y(8#377)3852 5255 y Ft(9)p eop 10 21 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))262 523 y Fl(32#100)262 623 y(13#42)215 b Fu(f)43 b Fl(the)g(answer)e(to)i (the)f(ultimate)e(question)h(of)h(life,)872 722 y(the)g(universe,)e (and)i(everything)694 b Fu(g)0 894 y Fn(NOTE)26 b(|)f(2)c(The)h(c)n (haracter)g(#)f(is)g(regarded)h(as)g(iden)n(tical)f(to)h(corresp)r (onding)g(currency)e(sym)n(b)r(ols)h(that)g(app)r(ear)g(in)g(some)0 985 y(national)27 b(v)l(arian)n(ts)e(of)i(ISO)e(646.)0 1212 y Ft(6.1.8)30 b(Lab)s(els)0 1380 y Fv(Lab)r(els)23 b(shall)h(b)r(e)g(digit-sequences)f(and)h(shall)f(b)r(e)i (distinguished)e(b)n(y)h(their)g(apparen)n(t)f(in)n(tegral)f(v)-5 b(alues)24 b(and)f(shall)0 1480 y(b)r(e)28 b(in)g(the)g(closed)f(in)n (terv)-5 b(al)27 b(0)g(to)g(9999.)35 b(The)28 b Fq(sp)l(el)t(ling)h Fv(of)f(a)f(lab)r(el)g(shall)h(b)r(e)g(its)f(apparen)n(t)g(in)n(tegral) f(v)-5 b(alue.)208 1632 y(lab)r(el)55 b(=)82 b(digit-sequence)55 b(.)0 1889 y Ft(6.1.9)30 b(Character-strings)0 2057 y Fv(A)43 b(c)n(haracter-string)c Fk(containing)h Fv(a)i(single)g (string-elemen)n(t)g(shall)g(denote)g(a)g(v)-5 b(alue)42 b(of)g(the)h(c)n(har-t)n(yp)r(e)e(\(see)0 2157 y Ft(6.4.2.2)p Fv(\).)34 b(A)24 b(c)n(haracter-string)d Fk(containing)i Fv(other)g(than)h(a)g(single)g(string-elemen)n(t)f(shall)h(denote)g(a)g (v)-5 b(alue)24 b(of)g(the)0 2257 y(canonical-string-t)n(yp)r(e)e (\(see)i Ft(6.4.3.3.1)p Fv(\))d(with)k(a)f(length)g(equal)g(to)g(the)h (n)n(um)n(b)r(er)f(of)g(string-elemen)n(ts)f Fk(contained)0 2356 y Fv(in)28 b(the)g(c)n(haracter-string.)0 2514 y(There)c(shall)g (b)r(e)h(an)f(implemen)n(tation-de\014ned)g(one-to-one)f(corresp)r (ondence)g(b)r(et)n(w)n(een)h(the)h(set)f(of)h(alternativ)n(es)0 2614 y(from)34 b(whic)n(h)h(string-elemen)n(ts)f(are)g(dra)n(wn)g(and)g (a)h(subset)f(of)h(the)g(v)-5 b(alues)35 b(of)g(the)g(required)f(c)n (har-t)n(yp)r(e.)57 b(The)0 2713 y(o)r(ccurrence)23 b(of)i(a)f (string-elemen)n(t)g Fk(in)g Fv(a)g(c)n(haracter-string)e(shall)i (denote)g(the)h(o)r(ccurrence)f(of)g(the)h(corresp)r(onding)0 2813 y(v)-5 b(alue)27 b(of)h(c)n(har-t)n(yp)r(e.)208 2965 y(c)n(haracter-string)52 b(=)82 b(`)p Fk(')p Fv(')28 b Fu(f)55 b Fv(string-elemen)n(t)f Fu(g)27 b Fv(`)p Fk(')p Fv(')56 b(.)208 3131 y(string-elemen)n(t)e(=)82 b(ap)r(ostrophe-image) 53 b Fu(j)28 b Fv(string-c)n(haracter)52 b(.)208 3297 y(ap)r(ostrophe-image)g(=)83 b(`)p Fk(")p Fv(')55 b(.)208 3463 y(string-c)n(haracter)d(=)82 b(one-of-a-set-of-implemen)n (tation-de\014ned-c)n(haracters)50 b(.)0 3665 y Fn(NOTE)26 b(|)f(Con)n(v)n(en)n(tionally)-6 b(,)34 b(the)d(ap)r(ostrophe-image)h (is)h(regarded)f(as)g(a)g(substitute)g(for)g(the)g(ap)r(ostrophe)g(c)n (haracter,)0 3756 y(whic)n(h)26 b(cannot)f(b)r(e)h(a)g(string-c)n (haracter.)0 3914 y Fq(Examples:)262 4013 y Fl('A')262 4113 y(';')262 4212 y('''')262 4312 y('Extended)39 b(Pascal')262 4412 y('THIS)i(IS)i(A)g(STRING')262 4511 y('Don''t)d(think)i(this)g(is) g(two)h(strings')0 4738 y Ft(6.1.10)30 b(T)-8 b(ok)m(en)32 b(separators)0 4907 y Fv(Where)23 b(a)f Fq(c)l(ommentary)i Fv(shall)e(b)r(e)i(an)n(y)e(sequence)h(of)g(c)n(haracters)d(and)j (separations)e(of)i(lines,)h(con)n(taining)e(neither)0 5006 y Fu(g)27 b Fv(nor)g Fk(*\))p Fv(,)h(the)g(construct)0 5255 y Ft(10)p eop 11 22 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(\()c(`)p Fu(f)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(\(*)p Fv(')f(\))h(commen)n(tary)f(\()g(`)p Fk(*\))p Fv(')56 b Fu(j)28 b Fv(`)p Fu(g)p Fv(')f(\))300 681 y(shall)18 b(b)r(e)h(a)f Fq(c)l(omment)g Fv(if)h(neither)f(the)h Fu(f)f Fv(nor)f(the)i Fk(\(*)f Fv(o)r(ccurs)g(within)h(a)f(c)n (haracter-string)d(or)i(within)j(a)e(commen)n(tary)-7 b(.)300 830 y Fn(NOTES)300 1084 y(1)26 b(A)f(commen)n(t)f(ma)n(y)g(th)n (us)h(commence)f(with)i Fg({)g Fn(and)f(end)h(with)f Fg(*\))p Fn(,)i(or)f(commence)e(with)i Fg(\(*)g Fn(and)f(end)h(with)f Fg(})p Fn(.)300 1280 y(2)h(The)g(sequence)f Fg(\(*\))i Fn(cannot)e(o)r(ccur)h(in)g(a)g(commen)n(tary)e(ev)n(en)h(though)g(the) g(sequence)g Fg({\))h Fn(can.)300 1542 y Fv(The)i(substitution)g(of)f (a)h(space)e(for)h(a)h(commen)n(t)f(shall)g(not)h(alter)f(the)h (meaning)f(of)g(a)h(program.)300 1700 y(Commen)n(ts,)36 b(spaces)e(\(except)i(in)f(c)n(haracter-strings\),)e(and)i(the)g (separations)e(of)i(consecutiv)n(e)f(lines)h(shall)g(b)r(e)300 1799 y(considered)40 b(to)h(b)r(e)h(tok)n(en)e(separators.)75 b(Zero)40 b(or)h(more)f(tok)n(en)g(separators)f(can)i(o)r(ccur)f(b)r (et)n(w)n(een)h(an)n(y)g(t)n(w)n(o)300 1899 y(consecutiv)n(e)21 b(tok)n(ens,)i(b)r(efore)f(the)h(\014rst)f(tok)n(en)g(of)g(a)g(program) f(text,)j(or)d(after)h(the)h(last)f(tok)n(en)g(of)g(a)g(program)f (text.)300 1999 y(There)26 b(shall)h(b)r(e)g(at)f(least)h(one)f (separator)f(b)r(et)n(w)n(een)h(an)n(y)g(pair)h(of)f(consecutiv)n(e)g (tok)n(ens)g(made)h(up)g(of)f(iden)n(ti\014ers,)300 2098 y(w)n(ord-sym)n(b)r(ols,)35 b(lab)r(els,)j(extended-n)n(um)n(b)r(ers,)f (or)d(unsigned-n)n(um)n(b)r(ers.)60 b(No)35 b(separators)e(shall)i(o)r (ccur)g(within)300 2198 y(tok)n(ens.)300 2473 y Ft(6.1.11)30 b(Lexical)i(alternativ)m(es)300 2657 y Fv(The)20 b(represen)n(tation)e (for)h(lexical)h(tok)n(ens)f(and)h(separators)d(giv)n(en)i(in)h Ft(6.1.1)e Fv(to)i Ft(6.1.10)p Fv(,)g(except)g(for)f(the)h(c)n (haracter)300 2756 y(sequences)27 b Fk(\(*)g Fv(and)h Fk(*\))p Fv(,)f(shall)g(constitute)h(a)g Fq(r)l(efer)l(enc)l(e)i(r)l (epr)l(esentation)e Fv(for)f(these)g(tok)n(ens)g(and)g(separators.)300 2914 y(T)-7 b(o)18 b(facilitate)g(the)h(use)f(of)h(Extended)f(P)n (ascal)e(on)i(pro)r(cessors)e(that)j(do)f(not)g(supp)r(ort)h(the)f (reference)g(represen)n(tation,)300 3014 y(the)k(follo)n(wing)e (alternativ)n(es)g(ha)n(v)n(e)g(b)r(een)i(de\014ned.)35 b(All)22 b(pro)r(cessors)d(that)j(ha)n(v)n(e)e(the)i(required)e(c)n (haracters)f(in)j(their)300 3113 y(c)n(haracter)31 b(set)j(shall)f(pro) n(vide)f(b)r(oth)i(the)g(reference)e(represen)n(tations)g(and)h(the)h (alternativ)n(e)e(represen)n(tations,)300 3213 y(and)h(the)h(corresp)r (onding)e(tok)n(ens)g(or)h(separators)e(shall)i(not)g(b)r(e)h (distinguished.)55 b(Pro)n(vision)31 b(of)i(the)h(reference)300 3313 y(represen)n(tations,)26 b(and)h(of)h(the)g(alternativ)n(e)e(tok)n (en)h(@,)g(shall)g(b)r(e)h(implemen)n(tation-de\014ned.)300 3470 y(The)g(alternativ)n(e)e(represen)n(tations)g(for)h(the)h(tok)n (ens)e(shall)i(b)r(e)300 3628 y Ft(Reference)j(tok)m(en)77 b(Alternativ)m(e)32 b(tok)m(en)672 3728 y Fu(")664 b Fv(@)672 3827 y([)683 b(\(.)672 3927 y(])g(.\))300 4281 y Fn(NOTE)26 b(|)f(1)d(The)f(c)n(haracter)h Fe(")g Fn(that)f(app)r (ears)h(in)f(some)g(national)i(v)l(arian)n(ts)e(of)h(ISO)f(646)h(is)g (regarded)g(as)g(iden)n(tical)g(to)f(the)300 4372 y(c)n(haracter)26 b(^.)35 b(In)25 b(this)h(In)n(ternational)g(Standard,)f(the)g(c)n (haracter)i Fe(")f Fn(has)g(b)r(een)f(used)g(b)r(ecause)i(of)f(its)g (greater)h(visibilit)n(y)-6 b(.)300 4634 y Fv(The)34 b(commen)n(t-delimiting)g(c)n(haracters)d Fu(f)j Fv(and)f Fu(g)h Fv(shall)f(b)r(e)h(the)h(reference)e(represen)n(tations,)g(and)h Fk(\(*)g Fv(and)f Fk(*\))300 4734 y Fv(resp)r(ectiv)n(ely)27 b(shall)g(b)r(e)h(alternativ)n(e)e(represen)n(tations)g(\(see)h Ft(6.1.10)p Fv(\).)300 4988 y Fn(NOTE)f(|)f(2)h(See)g(also)h Fh(1.2)i(f)8 b(\))p Fn(.)3805 5255 y Ft(11)p eop 12 23 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fr(6.2)38 b(Blo)s(c)m(ks,)e(scop)s(es,)i(activ)-6 b(ations,)37 b(and)h(states)0 744 y Ft(6.2.1)30 b(Blo)s(c)m(ks)0 964 y Fv(A)22 b(blo)r(c)n(k)e Fk(closest-containing)e Fv(a)j(lab)r (el-declaration-part)e Fk(in)i Fv(whic)n(h)g(a)g(lab)r(el)h(o)r(ccurs)e (shall)h Fk(closest-contain)e Fv(exactly)0 1064 y(one)32 b(statemen)n(t)g Fk(in)g Fv(whic)n(h)h(that)f(lab)r(el)h(o)r(ccurs.)50 b(The)32 b(o)r(ccurrence)f(of)h(a)g(lab)r(el)g Fk(in)h Fv(a)e(lab)r(el-declaration-part)f Fk(of)0 1164 y Fv(a)e(blo)r(c)n(k)h (shall)f(b)r(e)i(its)f(de\014ning-p)r(oin)n(t)f(for)h(the)g(region)e (that)j(is)e(the)i(blo)r(c)n(k.)40 b(Eac)n(h)28 b(applied)g(o)r (ccurrence)g(of)h(that)0 1263 y(lab)r(el)34 b(\(see)f Ft(6.2.2.8)p Fv(\))f(shall)h(b)r(e)h(a)f(lab)r(el.)55 b(Within)35 b(an)e(activ)-5 b(ation)34 b(of)f(the)h(blo)r(c)n(k,)h(all) e(applied)h(o)r(ccurrences)e(of)0 1363 y(that)f(lab)r(el)f(shall)g (denote)g(the)g(corresp)r(onding)f(program-p)r(oin)n(t)f(in)i(the)h (algorithm)e(of)h(the)h(activ)-5 b(ation)30 b(at)g(that)0 1462 y(statemen)n(t)e(\(see)f Ft(6.2.3.2)i(b\))p Fv(\).)208 1619 y(blo)r(c)n(k)54 b(=)83 b(imp)r(ort-part)602 1719 y Fu(f)55 b Fv(lab)r(el-declaration-part)630 1819 y Fu(j)27 b Fv(constan)n(t-de\014nition-part)630 1918 y Fu(j)g Fv(t)n(yp)r(e-de\014nition-part)630 2018 y Fu(j)g Fv(v)-5 b(ariable-declaration-part)630 2117 y Fu(j)27 b Fv(pro)r (cedure-and-function-declaration-part)51 b Fu(g)602 2217 y Fv(statemen)n(t-part)j(.)208 2383 y(imp)r(ort-part)g(=)83 b([)55 b(`)p Fk(imp)r(o)n(rt)p Fv(')27 b(imp)r(ort-sp)r(eci\014cation)g (`)p Fk(;)p Fv(')h Fu(f)55 b Fv(imp)r(ort-sp)r(eci\014cation)27 b(`)p Fk(;)p Fv(')55 b Fu(g)g Fv(])h(.)208 2549 y(lab)r (el-declaration-part)c(=)83 b(`)p Fk(lab)r(el)p Fv(')27 b(lab)r(el)h Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(lab)r(el)55 b Fu(g)27 b Fv(`)p Fk(;)p Fv(')56 b(.)208 2715 y(constan)n (t-de\014nition-part)d(=)83 b(`)p Fk(const)p Fv(')27 b(constan)n(t-de\014nition)g(`)p Fk(;)p Fv(')g Fu(f)55 b Fv(constan)n(t-de\014nition)27 b(`)p Fk(;)p Fv(')56 b Fu(g)e Fv(.)208 2881 y(t)n(yp)r(e-de\014nition-part)g(=)83 b(`)p Fk(t)n(yp)r(e)p Fv(')28 b(\()55 b(t)n(yp)r(e-de\014nition)h Fu(j)27 b Fv(sc)n(hema-de\014nition)55 b(\))28 b(`)p Fk(;)p Fv(')1119 2981 y Fu(f)55 b Fv(\()g(t)n(yp)r(e-de\014nition)h Fu(j)27 b Fv(sc)n(hema-de\014nition)55 b(\))28 b(`)p Fk(;)p Fv(')55 b Fu(g)g Fv(.)208 3147 y(v)-5 b (ariable-declaration-part)51 b(=)83 b(`)p Fk(va)n(r)p Fv(')28 b(v)-5 b(ariable-declaration)24 b(`)p Fk(;)p Fv(')k Fu(f)55 b Fv(v)-5 b(ariable-declaration)25 b(`)p Fk(;)p Fv(')55 b Fu(g)g Fv(.)208 3313 y(pro)r (cedure-and-function-declaration-part)c(=)82 b Fu(f)55 b Fv(\()h(pro)r(cedure-declaration)1989 3413 y Fu(j)28 b Fv(function-declaration)54 b(\))28 b(`)p Fk(;)p Fv(')55 b Fu(g)g Fv(.)0 3600 y(A)25 b(pro)r (cedure-and-function-declaration-part)c(shall)j(not)h(b)r(e)g (immediately)g(follo)n(w)n(ed)f(b)n(y)h(another)e(pro)r(cedure-)0 3700 y(and-function-declaration-part.)0 4125 y Fn(NOTE)j(|)f(A)38 b(pro)r(cedure-and-function-declaration-part)g(th)n(us)f(consists)j(of) f(a)g(maximal)e(sequence)h(of)h(pro)r(cedure-)0 4216 y(declarations,)31 b(function-declarations,)g(and)d(semicolons.)44 b(See)29 b(the)f(discussion)i(of)f(the)f(remote-directiv)n(e)g Fh(forw)n(ard)h Fn(in)0 4307 y Fh(6.7.1)c Fn(and)h Fh(6.7.2)p Fn(.)0 4741 y Fv(The)31 b(statemen)n(t-part)g(shall)g(sp)r(ecify)h(the) f(algorithmic)g(actions)f(to)h(b)r(e)h(executed)g(up)r(on)f(an)g(activ) -5 b(ation)31 b(of)h(the)0 4840 y(blo)r(c)n(k.)208 4976 y(statemen)n(t-part)54 b(=)83 b(comp)r(ound-statemen)n(t)54 b(.)0 5255 y Ft(12)p eop 13 24 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.2.2)e(Scop)s(es)300 695 y(6.2.2.1)300 867 y Fv(Eac)n(h)18 b(iden)n(ti\014er)i(or)e(lab)r(el)i Fk(contained)e Fv(b)n(y)h(the)h (program-blo)r(c)n(k)c(shall)j(ha)n(v)n(e)g(a)g(de\014ning-p)r(oin)n (t,)i(with)f(the)f(exception)300 967 y(of)28 b(the)g(iden)n(ti\014er)f Fk(of)h Fv(a)f(program-heading)d(\(see)k Ft(6.12)p Fv(\).)300 1207 y Ft(6.2.2.2)300 1380 y Fv(Eac)n(h)f(de\014ning-p)r(oin)n(t)h (shall)g(ha)n(v)n(e)f(one)h(or)g(more)f Fq(r)l(e)l(gions)i Fv(that)f(are)g(parts)f(of)i(the)f(program)f(text,)h(and)h(a)f(scop)r (e)300 1479 y(that)h(is)g(part)g(or)f(all)g(of)h(those)g(regions.)40 b(The)29 b(region)e(that)j(is)f(an)f(in)n(terface)h(\(see)f Ft(6.11.2)p Fv(\),)g(ho)n(w)n(ev)n(er,)g(shall)g(not)300 1579 y(b)r(e)g(a)f(part)g(of)h(the)g(program)d(text)j(and)g(shall)f(b)r 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Fv(When)h(an)g(iden)n(ti\014er)g (or)f(lab)r(el)h(has)f(a)h(de\014ning-p)r(oin)n(t)f(for)h(region)e(A)j (and)e(another)g(iden)n(ti\014er)h(or)f(lab)r(el)h(ha)n(ving)300 3215 y(the)23 b(same)g(sp)r(elling)g(has)f(a)g(de\014ning-p)r(oin)n(t)h (for)g(some)f(region)f(B)i(enclosed)f(b)n(y)h(A,)g(then)h(region)d(B)i (and)g(all)g(regions)300 3315 y(enclosed)k(b)n(y)g(B)h(shall)f(b)r(e)h (excluded)g(from)f(the)h(scop)r(e)f(of)g(the)h(de\014ning-p)r(oin)n(t)g (for)f(region)f(A.)300 3555 y Ft(6.2.2.6)300 3727 y Fv(The)36 b(region)e(that)i(is)f(the)h(\014eld-sp)r(eci\014er)f Fk(of)h Fv(a)f(\014eld-designator,)h(the)f(\014eld-sp)r(eci\014er)h Fk(of)f Fv(a)g(\014eld-designated-)300 3827 y(constan)n(t,)20 b(the)e(\014eld-sp)r(eci\014er)g Fk(of)h Fv(a)e (record-function-access,)h(the)h(discriminan)n(t-sp)r(eci\014er)e Fk(of)h Fv(a)g(sc)n(hema-discriminan)n(t,)300 3926 y(a)31 b(\014eld-iden)n(ti\014er)g Fk(of)h Fv(a)f(\014eld-v)-5 b(alue,)32 b(the)g(\014eld-iden)n(ti\014er)f Fk(of)g 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y(b)n(y)f(x.)0 729 y(F)-6 b(or)26 b(example)f(in:)314 888 y Fg(procedure)41 b(a;)314 980 y(import)f(i1)g(qualified)h(only)g(\(x\);)314 1071 y(var)f(y)f(:)h(integer;)314 1162 y(begin)432 1254 y(i1.x)g(:=)f(...)0 1413 y Fn(the)25 b(construct)h(i1.x)g(is)g(allo)n (w)n(ed)h(but)e(i1.y)h(is)h(disallo)n(w)n(ed.)0 1651 y Ft(6.2.2.7)0 1822 y Fv(When)35 b(an)g(iden)n(ti\014er)f(or)g(lab)r (el)h(has)f(a)g(de\014ning-p)r(oin)n(t)h(for)f(a)g(region,)i(another)d (iden)n(ti\014er)i(or)f(lab)r(el)g(with)i(the)0 1921 y(same)f(sp)r(elling)g(shall)g(not)h(ha)n(v)n(e)e(a)h(de\014ning-p)r (oin)n(t)g(for)g(that)g(region)g(unless)g(b)r(oth)h(iden)n(ti\014ers)f (are)f(imp)r(orted)0 2021 y(iden)n(ti\014ers)e(and)g(denote)g(the)h (same)f(v)-5 b(alue,)34 b(v)-5 b(ariable,)32 b(pro)r(cedure,)h (function,)h(sc)n(hema,)f(or)e(t)n(yp)r(e.)52 b(In)32 b(the)h(case)0 2121 y(of)28 b(imp)r(orted)g(t)n(yp)r(e-iden)n (ti\014ers,)f(b)r(oth)h(iden)n(ti\014ers)g(shall)f(also)g(denote)h(the) g(same)f(bindabilit)n(y)h(and)g(initial)g(state)0 2220 y(\(see)g Ft(6.11.3)p Fv(\).)0 2457 y Ft(6.2.2.8)0 2629 y Fv(Within)d(the)f(scop)r(e)g(of)g(a)f(de\014ning-p)r(oin)n(t)h(of)g (an)f(iden)n(ti\014er)h(or)f(lab)r(el,)i(eac)n(h)e(o)r(ccurrence)g(of)h (an)f(iden)n(ti\014er)h(or)f(lab)r(el)0 2728 y(ha)n(ving)f(the)i(same)f (sp)r(elling)g(as)g(the)g(iden)n(ti\014er)g(or)g(lab)r(el)g(of)h(the)f (de\014ning-p)r(oin)n(t)g(shall)g(b)r(e)h(designated)f(an)g Fq(applie)l(d)0 2828 y(o)l(c)l(curr)l(enc)l(e)28 b Fv(of)h(the)g(iden)n (ti\014er)f(or)g(lab)r(el)g(of)h(the)f(de\014ning-p)r(oin)n(t,)h (except)g(for)e(an)i(o)r(ccurrence)e(that)i(constituted)0 2928 y(the)37 b(de\014ning-p)r(oin)n(t;)k(suc)n(h)c(an)f(o)r(ccurrence) g(shall)g(b)r(e)h(designated)f(a)g Fq(de\014ning)j(o)l(c)l(curr)l(enc)l (e)p Fv(.)64 b(No)36 b(o)r(ccurrence)0 3027 y(outside)27 b(that)h(scop)r(e)f(shall)h(b)r(e)g(an)f(applied)h(o)r(ccurrence.)0 3264 y Ft(6.2.2.9)0 3436 y Fv(The)f(de\014ning-p)r(oin)n(t)g(of)h(an)f (iden)n(ti\014er)g(or)f(lab)r(el)i(shall)e(precede)h(all)g(applied)g(o) r(ccurrences)f(of)h(that)h(iden)n(ti\014er)f(or)0 3535 y(lab)r(el)h Fk(contained)e Fv(b)n(y)h(the)h(program-blo)r(c)n(k)d (with)j(t)n(w)n(o)f(exceptions:)106 3693 y(a\))h(An)d(iden)n(ti\014er)f (can)h(ha)n(v)n(e)e(an)i(applied)g(o)r(ccurrence)e(as)h(a)h(t)n(yp)r (e-iden)n(ti\014er)f(or)g(sc)n(hema-iden)n(ti\014er)f Fk(contained)208 3793 y Fv(b)n(y)28 b(the)h(domain-t)n(yp)r(e)f Fk(of)h Fv(an)n(y)f(new-p)r(oin)n(ter-t)n(yp)r(es)f Fk(contained)g Fv(b)n(y)i(the)g(t)n(yp)r(e-de\014nition-part)f Fk(containing)208 3892 y Fv(the)g(de\014ning-p)r(oin)n(t)f(of)h(the)f(t)n(yp)r(e-iden)n (ti\014er)h(or)e(sc)n(hema-iden)n(ti\014er.)101 4050 y(b\))j(An)g(iden)n(ti\014er)h(can)f(ha)n(v)n(e)f(an)h(applied)g(o)r (ccurrence)f(as)h(a)g(constan)n(t-iden)n(ti\014er,)g(t)n(yp)r(e-iden)n (ti\014er,)g(sc)n(hema-)208 4150 y(iden)n(ti\014er,)22 b(v)-5 b(ariable-iden)n(ti\014er,)20 b(pro)r(cedure-iden)n(ti\014er,)h 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Fn(\).)300 659 y(2)36 b(The)f(required)g(iden)n(ti\014ers)h Fh(StandardInput)h Fn(and)f Fh(StandardOutput)i Fn(are)e(not)f(included,)j(since)e(these)f (denote)300 750 y(in)n(terfaces)27 b(\(see)f Fh(6.11.4.2)p Fn(\).)300 986 y Ft(6.2.2.11)300 1157 y Fv(Whatev)n(er)18 b(an)g(iden)n(ti\014er)g(or)f(lab)r(el)i(denotes)f(at)g(its)h (de\014ning-p)r(oin)n(t)f(shall)g(b)r(e)g(denoted)h(at)f(all)g(applied) h(o)r(ccurrences)300 1257 y(of)28 b(that)f(iden)n(ti\014er)h(or)f(lab)r (el.)300 1406 y Fn(NOTES)300 1600 y(1)e(Within)g(syn)n(tax)f (de\014nitions,)i(an)f(applied)g(o)r(ccurrence)h(of)g(an)f(iden)n (ti\014er)f(is)i(quali\014ed)f(\(e.g.,)h(t)n(yp)r(e-iden)n(ti\014er\))e (whereas)300 1691 y(a)i(de\014ning)f(o)r(ccurrence)h(is)h(not)e (quali\014ed.)300 1826 y(2)f(It)g(is)h(in)n(tended)e(that)h(suc)n(h)f (quali\014cation)i(indicates)g(the)f(nature)f(of)i(the)f(en)n(tit)n(y)f (denoted)h(b)n(y)f(the)h(applied)g(o)r(ccurrence:)300 1918 y(e.g.,)j(a)f(constan)n(t-iden)n(ti\014er)f(denotes)h(a)g(constan) n(t.)300 2154 y Ft(6.2.2.12)300 2325 y Fv(Eac)n(h)j(de\014ning-p)r(oin) n(t)g(that)h(has)g(as)f(a)g(region)g(a)g(mo)r(dule-heading)g(shall)h (also)e(ha)n(v)n(e)h(as)g(a)g(region)g(the)h(mo)r(dule-)300 2424 y(blo)r(c)n(k)d(that)h(is)f(asso)r(ciated)g(with)h(that)g(mo)r (dule-heading.)300 2661 y Ft(6.2.2.13)300 2832 y Fv(A)21 b(mo)r(dule)f(A)h(shall)f(b)r(e)g(designated)g(as)g Fq(supplying)h Fv(a)f(mo)r(dule)h(B)f(if)h(A)f(supplies)g(the)h(mo)r(dule-heading)f (or)f(mo)r(dule-)300 2931 y(blo)r(c)n(k)h(of)h(B.)g(A)h(mo)r(dule)f(A)g (shall)g(b)r(e)g(designated)f(as)h Fq(supplying)h Fv(a)e (main-program-blo)r(c)n(k)e(if)k(the)f(mo)r(dule)g(supplies)300 3031 y(the)e(blo)r(c)n(k)g Fk(of)g Fv(the)h(main-program-blo)r(c)n(k.) 30 b(A)20 b(mo)r(dule)f(A)h(shall)e(b)r(e)i(designated)e(as)h Fq(supplying)h Fv(a)f(mo)r(dule-heading,)300 3130 y(mo)r(dule-blo)r(c)n (k,)24 b(or)f(blo)r(c)n(k,)h(B,)f(either)h(if)g(B)f Fk(contains)g Fv(an)g(applied)h(o)r(ccurrence)e(of)h(an)h(in)n(terface-iden)n (ti\014er)e(ha)n(ving)300 3230 y(a)27 b(de\014ning)h(o)r(ccurrence)e Fk(contained)g Fv(b)n(y)i(the)g(mo)r(dule-heading)e(of)i(A,)g(or)f(if)h (A)g Fk(supplies)e Fv(a)h(mo)r(dule)h(that)g Fk(supplies)300 3330 y Fv(B.)300 3487 y(No)f(mo)r(dule)h(shall)g Fk(supply)f Fv(its)h(mo)r(dule-heading.)300 3681 y Fn(NOTE)e(|)f(A)c(mo)r (dule-heading)f(that)h(exp)r(orts)g(an)g(in)n(terface)h(precedes)f(an)n (y)g(mo)r(dule-heading,)g(mo)r(dule-blo)r(c)n(k,)g(or)h(blo)r(c)n(k)300 3772 y(that)j(imp)r(orts)h(the)f(in)n(terface,)i(and)e(a)h(mo)r (dule-heading)f(precedes)h(its)g(mo)r(dule-blo)r(c)n(k)f(\(see)h Fh(6.2.2.9)p Fn(\).)300 4009 y Ft(6.2.3)k(Activ)-5 b(ations)300 4180 y(6.2.3.1)300 4350 y Fv(A)31 b(v)-5 b(ariable-iden)n(ti\014er)30 b(ha)n(ving)g(a)h(de\014ning-p)r(oin)n(t)g(within)h(a)e(v)-5 b(ariable-declaration-part,)29 b(for)h(the)i(region)e(that)300 4450 y(is)f(a)f(mo)r(dule-blo)r(c)n(k)g(\(see)h(also)e Ft(6.2.2.12)p Fv(\))g(or)g(a)i(blo)r(c)n(k)f(shall)g(b)r(e)h (designated)g Fq(lo)l(c)l(al)g Fv(to)g(the)g(mo)r(dule)g(con)n(taining) 300 4550 y(the)f(mo)r(dule-blo)r(c)n(k)f(\(see)g Ft(6.11.1)p Fv(\))f(or)h(to)h(the)g(blo)r(c)n(k,)f(resp)r(ectiv)n(ely)-7 b(.)300 4707 y(A)21 b(pro)r(cedure-iden)n(ti\014er)d(or)i (function-iden)n(ti\014er)g(ha)n(ving)f(a)h(de\014ning-p)r(oin)n(t)g (within)h(a)f(pro)r(cedure-and-function-)300 4807 y(heading-part)32 b(or)i(a)f(pro)r(cedure-and-function-declaration-part,)f(for)h(a)g (region)g(that)h(is)g(a)g(mo)r(dule-blo)r(c)n(k)f(or)300 4907 y(a)42 b(blo)r(c)n(k,)k(shall)c(b)r(e)h(designated)f Fq(lo)l(c)l(al)i Fv(to)f(the)g(mo)r(dule)g(con)n(taining)e(the)i(mo)r (dule-blo)r(c)n(k)f(or)g(to)h(the)g(blo)r(c)n(k,)300 5006 y(resp)r(ectiv)n(ely)-7 b(.)3805 5255 y Ft(15)p eop 16 27 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.2.3.2)0 706 y Fv(Eac)n(h)26 b(activ)-5 b(ation)28 b(of)f(a)g(blo)r(c)n(k)g(or)g(mo)r(dule)h(shall)f(con)n(tain)106 863 y(a\))h(for)d(the)h(statemen)n(t-part)e Fk(of)i Fv(the)g(blo)r(c)n (k,)f(an)h(algorithm,)f(the)h(completion)f(of)h(whic)n(h)f(shall)g (terminate)h(the)208 963 y(activ)-5 b(ation)27 b(\(see)g(also)g Ft(6.9.2.4)p Fv(\);)101 1121 y(b\))i(for)39 b(eac)n(h)f(de\014ning-p)r (oin)n(t)i(of)g(a)f(lab)r(el)g Fk(in)h Fv(a)f(lab)r (el-declaration-part)e Fk(of)j Fv(the)g(blo)r(c)n(k,)i(a)d(corresp)r (onding)208 1220 y(program-p)r(oin)n(t)25 b(\(see)i Ft(6.2.1)p Fv(\);)111 1378 y(c\))h(for)c(eac)n(h)g(new-t)n(yp)r(e)h Fk(closest-contained)d Fv(b)n(y)i(the)i(mo)r(dule-heading)e(of)h(the)g (mo)r(dule,)h(the)f(mo)r(dule-blo)r(c)n(k)f(of)208 1478 y(the)k(mo)r(dule,)f(or)g(the)h(blo)r(c)n(k,)f(one)h(or)e(more)h (corresp)r(onding)f(t)n(yp)r(es)h(\(see)h Ft(6.4.1)p Fv(\);)101 1636 y(d\))h(for)i(eac)n(h)g(sc)n(hema-de\014nition)f Fk(containing)g Fv(a)i(formal-discriminan)n(t-part)d(and)i Fk(closest-contained)e Fv(b)n(y)j(the)208 1735 y(mo)r(dule-heading)24 b(of)h(the)g(mo)r(dule,)h(the)f(mo)r(dule-blo)r(c)n(k)f(of)h(the)g(mo)r (dule,)h(or)e(the)i(blo)r(c)n(k,)f(a)f(corresp)r(onding)208 1835 y(sc)n(hema)i(\(see)i Ft(6.4.7)p Fv(\);)111 1993 y(e\))g(for)e(eac)n(h)g(conforman)n(t-arra)n(y-form)d Fk(closest-contained)h Fv(b)n(y)j(the)g(formal-parameter-list,)e(if)i (an)n(y)-7 b(,)27 b(de\014ning)208 2092 y(the)h(formal-parameters)c(of) k(the)g(blo)r(c)n(k,)f(a)g(corresp)r(onding)f(t)n(yp)r(e)i(\(see)f Ft(6.7.3.7.1)p Fv(\);)116 2250 y(f)6 b(\))29 b(for)j(eac)n(h)g (de\014ning-p)r(oin)n(t)h(of)g(a)g(v)-5 b(ariable-iden)n(ti\014er)31 b(lo)r(cal)i(to)g(the)g(blo)r(c)n(k)g(or)f(mo)r(dule,)i(a)f(corresp)r (onding)208 2350 y(v)-5 b(ariable)26 b(\(see)i Ft(6.5.1)p Fv(\);)106 2507 y(g\))g(for)20 b(eac)n(h)g(de\014ning-p)r(oin)n(t)h(of) g(a)f(v)-5 b(ariable-iden)n(ti\014er)20 b(that)h(is)g(a)f (formal-parameter)e(of)j(the)h(blo)r(c)n(k,)g(o)r(ccurring)208 2607 y(within)d(a)f(v)-5 b(alue-parameter-sp)r(eci\014cation)15 b(or)j(a)g(v)-5 b(alue-conforman)n(t-arra)n(y-sp)r(eci\014cation,)15 b(a)j(corresp)r(onding)208 2707 y(v)-5 b(ariable)26 b(\(see)i Ft(6.7.3.1)p Fv(,)d Ft(6.7.3.2)p Fv(,)g Ft(6.7.3.7.1)p Fv(,)g(and)i Ft(6.7.3.7.2)p Fv(\);)101 2864 y(h\))i(for)20 b(eac)n(h)g(de\014ning-p)r(oin)n(t)h(of)g(a)f(v)-5 b(ariable-iden)n (ti\014er)20 b(that)h(is)g(a)f(formal-parameter)e(of)j(the)h(blo)r(c)n (k,)g(o)r(ccurring)208 2964 y(within)d(a)f(v)-5 b(ariable-parameter-sp) r(eci\014cation)14 b(or)k(a)g(v)-5 b(ariable-conforman)n(t-arra)n(y-sp) r(eci\014ca)o(tion,)15 b(a)j(reference)208 3064 y(to)27 b(the)h(corresp)r(onding)e(v)-5 b(ariable)26 b(\(see)i Ft(6.7.3.1)p Fv(,)d Ft(6.7.3.3)p Fv(,)g Ft(6.7.3.7.1)p Fv(,)g(and)i Ft(6.7.3.7.3)p Fv(\);)125 3221 y(i\))h(for)e(eac)n(h)h (de\014ning-p)r(oin)n(t)g(of)h(a)f(pro)r(cedure-iden)n(ti\014er)f(lo)r (cal)h(to)g(the)h(blo)r(c)n(k)f(or)f(mo)r(dule,)i(a)f(corresp)r(onding) 208 3321 y(pro)r(cedure)c(with)i(the)g(pro)r(cedure-blo)r(c)n(k)e (corresp)r(onding)f(to)i(the)h(pro)r(cedure-iden)n(ti\014er,)f(and)g (the)h(formal-)208 3421 y(parameters)g(of)j(that)g(pro)r(cedure-blo)r (c)n(k)e(\(see)h Ft(6.7.1)p Fv(\);)122 3578 y(j\))i(for)i(eac)n(h)g (de\014ning-p)r(oin)n(t)h(of)g(a)g(function-iden)n(ti\014er)g(lo)r(cal) f(to)h(the)g(blo)r(c)n(k)g(or)f(mo)r(dule,)i(a)f(corresp)r(onding)208 3678 y(function)25 b(with)g(the)g(function-blo)r(c)n(k)f(corresp)r (onding)f(to,)i(and)g(the)g(t)n(yp)r(e)g(asso)r(ciated)e(with,)j(the)f (function-)208 3778 y(iden)n(ti\014er,)i(and)h(the)f(formal-parameters) e(of)j(that)g(function-blo)r(c)n(k)f(\(see)g Ft(6.7.2)p Fv(\);)104 3935 y(k\))h(if)22 b(the)g(blo)r(c)n(k)f(is)g(a)h (function-blo)r(c)n(k,)g(a)g(v)-5 b(ariable)20 b(called)h(the)h Fq(r)l(esult)f Fv(of)h(the)g(activ)-5 b(ation,)23 b(p)r(ossessing)d (the)i(t)n(yp)r(e)208 4035 y(and)33 b(initial)h(state)g(\(see)g Ft(6.7.2)p Fv(\))f(asso)r(ciated)f(with)j(the)f(blo)r(c)n(k)f(of)h(the) g(function-blo)r(c)n(k,)i(and)d(p)r(ossessing)208 4134 y(the)28 b(bindabilit)n(y)f(that)h(is)g(non)n(bindable;)125 4292 y(l\))g(if)37 b(the)h(blo)r(c)n(k)f(is)g(a)g(main-program-blo)r(c) n(k,)f(eac)n(h)h(text\014le)h(required)e(to)h(b)r(e)h(implicitly)g (accessible)e(\(see)208 4392 y Ft(6.11.4.2)p Fv(\))16 b(b)n(y)i(an)n(y)f(pro)r(cedure-statemen)n(t)g(or)h (function-designator)f Fk(contained)g Fv(b)n(y)h(the)h(program)d Fk(containing)208 4491 y Fv(the)28 b(main-program-blo)r(c)n(k;)78 4649 y(m\))h(a)e(commencemen)n(t)g(\(see)h Ft(6.2.3.8)p Fv(\);)101 4807 y(n\))h(for)f(the)i(mo)r(dule,)g(an)f(initialization,)g (whic)n(h)h(shall)f(b)r(e)g(sp)r(eci\014ed)h(b)n(y)f(a)g(statemen)n(t:) 40 b(if)30 b(an)f(initialization-)208 4907 y(part)h(o)r(ccurs)g Fk(in)g Fv(the)h(mo)r(dule-blo)r(c)n(k)f(of)h(the)g(mo)r(dule,)h(then)f (the)h(statemen)n(t)e Fk(of)h Fv(the)g(initialization-part;)208 5006 y(otherwise,)26 b(an)i(empt)n(y-statemen)n(t)f(\(see)g Ft(6.11.1)p Fv(\);)f(and)0 5255 y Ft(16)p eop 17 28 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))406 523 y Fv(o\))c(for)41 b(the)i(mo)r(dule,)k(a)42 b(\014nalization,)j (whic)n(h)d(shall)g(b)r(e)h(sp)r(eci\014ed)g(b)n(y)f(a)g(statemen)n(t:) 66 b(if)43 b(a)f(\014nalization-)508 623 y(part)34 b(o)r(ccurs)g Fk(in)h Fv(the)g(mo)r(dule-blo)r(c)n(k)f(of)h(the)h(mo)r(dule,)h(then)e (the)g(statemen)n(t)g Fk(of)g Fv(the)h(\014nalization-part;)508 722 y(otherwise,)26 b(an)i(empt)n(y-statemen)n(t)f(\(see)g Ft(6.11.1)p Fv(\).)300 921 y Fn(NOTE)f(|)f(Eac)n(h)18 b(activ)l(ation)h(con)n(tains)f(its)h(o)n(wn)f(algorithm,)i(program-p)r (oin)n(ts,)g(t)n(yp)r(es,)f(sc)n(hemata,)h(v)l(ariables,)g(references,) 300 1012 y(commencemen)n(t,)35 b(initialization,)40 b(\014nalization,)f (pro)r(cedures,)f(and)d(functions,)j(distinct)d(from)g(those)h(of)g(ev) n(ery)e(other)300 1103 y(activ)l(ation.)300 1343 y Ft(6.2.3.3)300 1515 y Fv(An)25 b(activ)-5 b(ation)25 b(of)g(a)f(pro)r(cedure)g(or)g(a) h(function)g(shall)g(b)r(e)g(an)g(activ)-5 b(ation)24 b(of)h(the)g(blo)r(c)n(k)g Fk(of)g Fv(the)g(pro)r(cedure-blo)r(c)n(k) 300 1614 y(of)33 b(the)g(pro)r(cedure)g(or)f Fk(of)h Fv(the)g(function-blo)r(c)n(k)g(of)g(the)g(function,)j(resp)r(ectiv)n (ely)-7 b(,)33 b(and)g(shall)g(b)r(e)g(designated)g(as)300 1714 y Fq(within)406 1872 y Fv(a\))28 b(the)g(activ)-5 b(ation)27 b(con)n(taining)f(the)i(pro)r(cedure)f(or)g(function;)h(and) 401 2030 y(b\))h(all)e(activ)-5 b(ations)27 b(that)h(that)g(con)n (taining)e(activ)-5 b(ation)27 b(is)h(within.)300 2228 y Fn(NOTE)e(|)f(An)37 b(activ)l(ation)i(of)f(a)h(blo)r(c)n(k)f(B)g(can) g(only)g(b)r(e)g(within)g(activ)l(ations)h(of)f(blo)r(c)n(ks)h(con)n (taining)f(B.)h(Th)n(us,)i(an)300 2319 y(activ)l(ation)26 b(is)g(not)g(within)g(another)g(activ)l(ation)g(of)g(the)g(same)f(blo)r (c)n(k.)300 2559 y Ft(6.2.3.4)300 2731 y Fv(A)19 b(pro)r (cedure-statemen)n(t)e(or)g(function-designator)g(con)n(tained)h(in)g (the)h(algorithm,)g(initialization,)h(or)e(\014nalization)300 2830 y(of)31 b(an)g(activ)-5 b(ation)31 b(and)f(sp)r(ecifying)i(an)e (activ)-5 b(ation)31 b(of)g(a)g(blo)r(c)n(k)f(shall)h(b)r(e)h (designated)e(the)h Fq(activation-p)l(oint)i Fv(of)300 2930 y(the)28 b(activ)-5 b(ation)27 b(of)h(the)g(blo)r(c)n(k.)300 3169 y Ft(6.2.3.5)300 3341 y Fv(Eac)n(h)f(v)-5 b(ariable)27 b(con)n(tained)g(b)n(y)g(an)h(activ)-5 b(ation)28 b(of)f(a)h(blo)r(c)n (k)f(or)g(mo)r(dule,)i(unless)e(it)i(is)e(a)h(program-parameter)c(or) 300 3441 y(mo)r(dule-parameter)29 b(or)g(it)i(is)f(a)f (formal-parameter)f(of)i(the)h(blo)r(c)n(k,)f(shall)g(b)r(e)g(created)g (in)g(its)h(initial)f(state)g(\(see)300 3541 y Ft(6.2.3.2)h(k\))f Fv(and)f Ft(6.5.1)p Fv(\))f(within)i(the)g(commencemen)n(t)f(of)h(the)f (activ)-5 b(ation.)42 b(Eac)n(h)28 b(v)-5 b(ariable)29 b(con)n(tained)f(b)n(y)h(an)300 3640 y(activ)-5 b(ation)35 b(of)g(a)f(blo)r(c)n(k)h(or)f(mo)r(dule,)k(unless)d(it)g(is)g(a)g (program-parameter)c(or)j(mo)r(dule-parameter,)i(shall)f(b)r(e)300 3740 y(created)23 b(not)h(b)r(ound)g(to)g(an)f(external)g(en)n(tit)n(y) -7 b(.)36 b(The)24 b(algorithm,)f(program-p)r(oin)n(ts,)f(t)n(yp)r(es,) j(sc)n(hemata,)e(v)-5 b(ariables,)300 3839 y(references,)24 b(\014nalization,)g(pro)r(cedures,)g(and)g(functions,)h(if)g(an)n(y)-7 b(,)24 b(con)n(tained)g(b)n(y)g(an)g(activ)-5 b(ation)24 b(shall)g(exist)g(un)n(til)300 3939 y(the)k(termination)f(of)h(the)g (activ)-5 b(ation.)300 4178 y Ft(6.2.3.6)300 4350 y Fv(An)26 b(activ)-5 b(ation)25 b(of)g(a)g(program-blo)r(c)n(k)d(shall)j(consist) g(of)g(an)g(activ)-5 b(ation)25 b(of)h(the)f(main-program-blo)r(c)n(k)d Fk(contained)300 4450 y Fv(b)n(y)32 b(the)i(program-blo)r(c)n(k)29 b(and,)34 b(for)f(eac)n(h)f(mo)r(dule)h(supplying)f(\(see)h Ft(6.2.2.13)p Fv(\))d(the)k(main-program-blo)r(c)n(k,)c(an)300 4550 y(activ)-5 b(ation)28 b(of)g(that)h(mo)r(dule.)39 b(The)28 b(termination)g(of)g(the)h(activ)-5 b(ations)28 b(of)g(b)r(oth)h(the)f(main-program-blo)r(c)n(k)d(and)300 4649 y(those)i(mo)r(dules)h(shall)f(constitute)h(the)g(termination)f (of)h(the)g(activ)-5 b(ation)27 b(of)g(the)h(program-blo)r(c)n(k.)300 4807 y(The)g(order)f(of)i(an)n(y)e(t)n(w)n(o)h(distinct)h(commencemen)n (ts)e(shall)h(b)r(e)h(implemen)n(tation-dep)r(enden)n(t)g(unless)f(the) g(order)300 4907 y(is)g(sp)r(eci\014ed)g(b)n(y)g(the)g(follo)n(wing)f (sen)n(tence.)38 b(Within)29 b(an)f(activ)-5 b(ation)27 b(of)h(a)g(program-blo)r(c)n(k,)d(for)i(eac)n(h)h(mo)r(dule)g(or)300 5006 y(main-program-blo)r(c)n(k)23 b(A)k(and)f(for)g(eac)n(h)g(mo)r (dule)h(B)f(other)g(than)h(A,)g(if)g(B)g(supplies)f(A)h(and)f(A)h(do)r (es)f(not)h(supply)3805 5255 y Ft(17)p eop 18 29 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(B,)25 b(then)g(the)g(commencemen)n(t)f(of)h(the)g(activ)-5 b(ation)24 b(of)h(B)f(shall)g(precede)g(the)h(commencemen)n(t)g(of)g (the)g(activ)-5 b(ation)0 623 y(of)28 b(A.)0 780 y(The)g(completion)f (of)h(the)g(\014nalization)e(of)i(an)f(activ)-5 b(ation)27 b(of)h(a)f(mo)r(dule)h(shall)f(terminate)h(the)g(activ)-5 b(ation.)0 938 y(The)23 b(order)e(of)i(the)g(action)f(sp)r(eci\014ed)h (b)n(y)f(the)h(\014nalization)f(of)g(an)h(activ)-5 b(ation)22 b(and)g(the)h(termination)g(of)f(a)g(distinct)0 1038 y(activ)-5 b(ation)23 b(shall)h(b)r(e)g(implemen)n(tation-dep)r(enden)n (t)g(unless)g(the)g(order)f(is)h(sp)r(eci\014ed)g(b)n(y)f(the)i(follo)n (wing)d(sen)n(tence.)0 1137 y(Within)34 b(an)e(activ)-5 b(ation)32 b(of)h(a)f(program-blo)r(c)n(k,)f(for)h(eac)n(h)g(mo)r(dule) h(or)f(main-program-blo)r(c)n(k)d(A)k(and)g(for)f(eac)n(h)0 1237 y(mo)r(dule)37 b(B)g(other)f(than)h(A,)g(if)g(B)g(supplies)g(A)g (and)f(A)h(do)r(es)g(not)g(supply)f(B,)h(then)g(the)h(termination)e(of) h(the)0 1337 y(activ)-5 b(ation)27 b(of)h(A)g(shall)f(precede)g(the)h (action)f(sp)r(eci\014ed)h(b)n(y)f(the)h(\014nalization)f(of)h(the)g (activ)-5 b(ation)27 b(of)g(B.)0 1594 y Ft(6.2.3.7)0 1771 y Fv(An)32 b(activ)-5 b(ation)30 b(of)h(the)h(mo)r(dule-heading)e (or)g(mo)r(dule-blo)r(c)n(k)h(asso)r(ciated)e(with)j(a)f(mo)r(dule)g (shall)g(b)r(e)g(the)h(same)0 1871 y(activ)-5 b(ation)23 b(of)h(the)g(mo)r(dule.)36 b(An)24 b(activ)-5 b(ation)23 b(of)h(a)f(main-program-blo)r(c)n(k)d(shall)k(b)r(e)g(the)g(activ)-5 b(ation)23 b(of)h(the)g(blo)r(c)n(k)0 1970 y(of)k(the)g (main-program-blo)r(c)n(k.)0 2227 y Ft(6.2.3.8)0 2405 y Fv(The)e Fq(c)l(ommenc)l(ement)f Fv(of)h(an)f(activ)-5 b(ation)26 b(of)f(either)h(a)f(mo)r(dule)h(or)f(a)g(blo)r(c)n(k)h (shall)f(con)n(tain)g(the)h(follo)n(wing)f(ev)n(en)n(ts)106 2563 y(a\))j(for)c(eac)n(h)h(formal)g(v)-5 b(alue)25 b(parameter)f(of)i(the)f(blo)r(c)n(k,)h(an)f(attribution)h(of)f(a)g(v) -5 b(alue)25 b(to)h(the)g(v)-5 b(ariable)24 b(denoted)208 2662 y(within)40 b(the)g(activ)-5 b(ation)40 b(b)n(y)f(the)h (formal-parameter)e(\(see)h Ft(6.7.3.2)p Fv(\),)i(and)f(for)f(eac)n(h)g (formal)g(v)-5 b(ariable)208 2762 y(parameter)26 b(of)h(the)h(blo)r(c)n (k,)f(an)h(access)e(to)i(the)g(actual-parameter)d(\(see)i Ft(6.7.3.3)p Fv(\);)101 2920 y(b\))i(for)24 b(eac)n(h)h (actual-discriminan)n(t-part)e(or)h(subrange-b)r(ound)g(not)i Fk(contained)e Fv(b)n(y)h(a)g(sc)n(hema-de\014nition)f(and)208 3019 y Fk(closest-contained)d Fv(b)n(y)k(the)g(mo)r(dule-heading)f(of)h (the)g(mo)r(dule,)g(b)n(y)g(the)g(mo)r(dule-blo)r(c)n(k)f(of)g(the)h (mo)r(dule,)h(or)208 3119 y(b)n(y)e(the)g(blo)r(c)n(k,)h(the)f(corresp) r(onding)f(ev)-5 b(aluation)23 b(of)h(the)h(actual-discriminan)n (t-part)d(or)h(subrange-b)r(ound,)208 3219 y(resp)r(ectiv)n(ely)j (\(see)i Ft(6.4.8)p Fv(\);)111 3376 y(c\))g(for)40 b(eac)n(h)g (de\014ning)i(o)r(ccurrence)d(of)i(a)g(v)-5 b(ariable-iden)n(ti\014er) 40 b(lo)r(cal)g(to)h(the)h(mo)r(dule)f(or)f(the)i(blo)r(c)n(k,)i(the) 208 3476 y(corresp)r(onding)26 b(creation)h(of)i(the)f(v)-5 b(ariable)28 b(corresp)r(onding)e(to)i(the)h(v)-5 b(ariable-iden)n (ti\014er)27 b(\(see)h Ft(6.2.3.2)j(f)9 b(\))208 3576 y Fv(and)27 b Ft(6.2.3.5)p Fv(\);)f(and)101 3733 y(d\))j(the)f(action)f (sp)r(eci\014ed)g(b)n(y)h(the)g(initialization)f(of)h(the)g(activ)-5 b(ation)27 b(of)g(the)h(mo)r(dule.)0 3891 y(Within)38 b(the)g(commencemen)n(t)f(of)g(an)g(activ)-5 b(ation,)39 b(an)n(y)d(ev)n(en)n(ts)h(sp)r(eci\014ed)g(b)n(y)g(a\))g(shall)g (precede)f(an)n(y)h(ev)n(en)n(ts)0 3991 y(sp)r(eci\014ed)28 b(b)n(y)f(b\))h(and)g(c\),)g(and)f(the)h(latter)f(ev)n(en)n(ts)g(shall) g(precede)g(an)n(y)g(ev)n(en)n(t)g(sp)r(eci\014ed)h(b)n(y)f(d\).)0 4148 y(Within)21 b(the)g(commencemen)n(t)f(of)h(an)f(activ)-5 b(ation,)21 b(the)g(order)e(of)h(an)n(y)g(ev)n(en)n(ts)g(sp)r (eci\014ed)g(b)n(y)g(b\))h(and)f(c\))h(shall)f(b)r(e)h(the)0 4248 y(same)j(as)h(the)g(textual)g(order)f(of)h(their)g(resp)r(ectiv)n (ely-corresp)r(onding)c(actual-discriminan)n(t-parts)i(or)h(subrange-)0 4348 y(b)r(ounds)36 b(and)g(de\014ning)g(o)r(ccurrences,)h(with)f(one)g (exception:)54 b(An)36 b(ev)n(en)n(t)g(sp)r(eci\014ed)g(b)n(y)g(b\))g (shall)g(precede)f(an)0 4447 y(ev)n(en)n(t)d(sp)r(eci\014ed)g(b)n(y)g (c\))g(if)g(the)h(resp)r(ectiv)n(ely-corresp)r(onding)c 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Fq(value-b)l(e)l(aring)g Fv(state)g(or)f(a)h Fq(non-)300 1122 y(value-b)l(e)l(aring)29 b Fv(state,)g(but)f(not)h(b)r(oth.)39 b(A)29 b(v)-5 b(alue-b)r(earing)26 b(state)j(determined)f(b)n(y)g(a)g (t)n(yp)r(e)g(shall)g(b)r(e)h(said)f(to)g Fq(b)l(e)l(ar)300 1222 y Fv(a)34 b(v)-5 b(alue,and)34 b(the)h(v)-5 b(alues)34 b(b)r(orne)g(b)n(y)g(t)n(w)n(o)g(distinct)h(v)-5 b(alue-b)r(earing)33 b(states)h(shall)g(b)r(e)h(distinct.)58 b(A)35 b(non-v)-5 b(alue-)300 1321 y(b)r(earing)28 b(state)g(shall)g(not)h(b)r(ear)f(a)g (v)-5 b(alue.)40 b(When)29 b(describing)e(a)i(state,)f Fq(unde\014ne)l(d)g Fv(shall)h(b)r(e)g(synon)n(ymous)e(with)300 1421 y(non-v)-5 b(alue-b)r(earing.)300 1579 y(The)28 b(states)f(determined)h(b)n(y)f(a)g(structured-t)n(yp)r(e)g(shall)g(ha) n(v)n(e)g(the)h(structure)f(of)g(the)h(structured-t)n(yp)r(e.)300 1736 y(The)f(set)g(of)g(states)f(determined)h(b)n(y)g(an)n(y)f(t)n(yp)r (e)h(shall)f(con)n(tain)g(a)h(sp)r(ecial)f(non-v)-5 b(alue-b)r(earing) 25 b(state)i(designated)300 1836 y Fq(total)t(ly-unde\014ne)l(d)p Fv(.)300 1994 y(F)-7 b(or)29 b(an)n(y)g(t)n(yp)r(e)i(that)f(is)g(not)g (an)f(arra)n(y-t)n(yp)r(e,)f(a)i(record-t)n(yp)r(e,)f(or)g(a)g (\014le-t)n(yp)r(e,)i(the)f(set)g(of)g(states)f(shall)h(con)n(tain)300 2093 y(only)j(the)h(totally-unde\014ned)f(state)g(and,)i(for)e(eac)n(h) g(v)-5 b(alue)33 b(determined)h(b)n(y)f(the)h(t)n(yp)r(e,)h(a)e(state)g (b)r(earing)g(that)300 2193 y(v)-5 b(alue.)300 2378 y Fn(NOTE)26 b(|)f(1)20 b(The)f(set)h(of)g(states)g(determined)e(b)n(y)g (an)h(arra)n(y-t)n(yp)r(e,)h(a)f(record-t)n(yp)r(e,)h(or)g(a)g (\014le-t)n(yp)r(e)e(is)i(sp)r(eci\014ed)f(in)g Fh(6.4.3.2)p Fn(,)300 2469 y Fh(6.4.3.4)p Fn(,)25 b(and)h Fh(6.4.3.6)p Fn(,)f(resp)r(ectiv)n(ely)-6 b(,)26 b(together)g(with)g Fh(6.4.2.1)p Fn(.)300 2662 y Fv(F)-7 b(or)27 b(an)g(arra)n(y-t)n(yp)r (e,)e(a)i(record-t)n(yp)r(e,)f(or)h(a)g(\014le-t)n(yp)r(e,)g(eac)n(h)g (comp)r(onen)n(t)g(of)h(the)g(totally-unde\014ned)f(state)g(shall)300 2762 y(b)r(e)h(the)g(totally-unde\014ned)g(state)f(of)h(the)g(comp)r (onen)n(t-t)n(yp)r(e,)f(and)h(eac)n(h)f(comp)r(onen)n(t)g(of)h(a)f(v)-5 b(alue-b)r(earing)26 b(state)300 2861 y(shall)h(b)r(e)h(a)f(v)-5 b(alue-b)r(earing)27 b(state.)300 3011 y Fn(NOTES)300 3196 y(2)f(F)-6 b(or)26 b(a)g(structured-t)n(yp)r(e,)e(eac)n(h)i (unde\014ned)e(state)i(shall)g(ha)n(v)n(e)f(at)h(least)h(one)f(comp)r (onen)n(t)e(that)i(is)g(unde\014ned.)300 3323 y(3)d(F)-6 b(or)22 b(a)h(p)r(oin)n(ter-t)n(yp)r(e,)g(the)f(set)h(of)g(states)g(is) g(dynamic)f(in)g(that)g(the)g(states)i(b)r(earing)f(iden)n(tifying-v)l (alues)f(\(see)h Fh(6.4.4)p Fn(\))f(are)300 3414 y(created)27 b(and)f(destro)n(y)n(ed)f(b)n(y)h(actions)h(of)g(the)f(program.)36 b(Ev)n(ery)26 b(non-p)r(oin)n(ter)f(t)n(yp)r(e)h(determines)f(a)i (static)g(set)f(of)i(v)l(alues,)300 3505 y(i.e.,)f(a)f(set)g(that)f(do) r(es)i(not)e(c)n(hange)h(during)f(the)h(existence)g(of)g(the)f(t)n(yp)r (e.)300 3698 y Fv(A)f(v)-5 b(ariable)23 b(declared)g(to)h(p)r(ossess)e 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b(the)g(sym)n(b)r(ol)e(bindable)i(o)r(ccurs)e Fk(in)h Fv(a)g(t)n(yp)r(e-denoter,)h(the)g(t)n(yp)r(e-denoter)e(shall)h (denote)g(the)h(bindabilit)n(y)g(that)f(is)0 623 y(bindable;)i (otherwise,)f(the)g(t)n(yp)r(e-denoter)g(shall)f(denote)h(the)g (bindabilit)n(y)g(that)h(is)e(denoted)h(b)n(y)g(the)g(t)n(yp)r(e-name,) 0 722 y(the)33 b(new-t)n(yp)r(e,)i(the)e(t)n(yp)r(e-inquiry)-7 b(,)34 b(or)f(the)g(discriminated-sc)n(hema)f Fk(of)h Fv(the)g(t)n(yp)r(e-denoter.)53 b(The)33 b(bindabilit)n(y)0 822 y(denoted)20 b(b)n(y)g(a)g(required)f(t)n(yp)r(e-iden)n(ti\014er)h (shall)g(b)r(e)h(non)n(bindable.)34 b(A)21 b(t)n(yp)r(e-denoter)e (denoting)h(a)g(restricted-t)n(yp)r(e)0 922 y(shall)27 b(not)h Fk(contain)e Fv(the)i(sym)n(b)r(ol)f(bindable.)0 1079 y(If)19 b(an)g(initial-state-sp)r(eci\014er)f(o)r(ccurs)g Fk(in)h Fv(a)f(t)n(yp)r(e-denoter,)i(the)g(t)n(yp)r(e-denoter)e(shall)h (denote)f(the)i(initial)f(state)g(that)0 1179 y(is)25 b(denoted)g(b)n(y)g(the)h(initial-state-sp)r(eci\014er)e(\(see)h Ft(6.6)p Fv(\);)g(otherwise,)g(the)g(t)n(yp)r(e-denoter)g(shall)f (denote)h(the)h(initial)0 1279 y(state)d(that)h(is)g(denoted)g(b)n(y)f (the)h(t)n(yp)r(e-name,)g(the)g(new-t)n(yp)r(e,)h(the)f(t)n(yp)r (e-inquiry)-7 b(,)24 b(or)f(the)h(discriminated-sc)n(hema)0 1378 y Fk(of)d Fv(the)h(t)n(yp)r(e-denoter.)34 b(The)22 b(initial)g(state)f(denoted)g(b)n(y)h(a)f(required)f(t)n(yp)r(e-iden)n (ti\014er)h(shall)g(b)r(e)h(totally-unde\014ned.)0 1478 y(A)k(new-t)n(yp)r(e)f(shall)g(denote)g(the)g(initial)h(state)f (denoted)g(b)n(y)g(the)h(new-ordinal-t)n(yp)r(e,)e(the)i (new-structured-t)n(yp)r(e,)0 1577 y(the)i(new-p)r(oin)n(ter-t)n(yp)r (e,)f(or)f(the)i(restricted-t)n(yp)r(e)f Fk(of)h Fv(the)g(new-t)n(yp)r (e.)0 1735 y(T)n(yp)r(es)k(shall)f(b)r(e)h(classi\014ed)g(as)f (simple-t)n(yp)r(es,)i(restricted-t)n(yp)r(es,)f(structured-t)n(yp)r (es,)g(or)f(p)r(oin)n(ter-t)n(yp)r(es.)49 b(The)0 1835 y(required)27 b(t)n(yp)r(e-iden)n(ti\014ers)h(and)h(corresp)r(onding)d (required)i(t)n(yp)r(es)g(shall)g(b)r(e)h(as)f(sp)r(eci\014ed)g(in)h Ft(6.4.2.2)p Fv(,)d Ft(6.4.3.4)p Fv(,)0 1934 y(and)37 b Ft(6.4.3.6)p Fv(.)65 b(The)38 b(required)f(sc)n(hema-iden)n(ti\014er) f(and)h(the)h(corresp)r(onding)e(required)h(sc)n(hema)f(shall)i(b)r(e)g (as)0 2034 y(sp)r(eci\014ed)28 b(in)g Ft(6.4.3.3.3)p Fv(.)208 2186 y(simple-t)n(yp)r(e-name)54 b(=)83 b(t)n(yp)r(e-name)55 b(.)208 2352 y(structured-t)n(yp)r(e-name)f(=)82 b(arra)n(y-t)n(yp)r (e-name)1046 2452 y Fu(j)124 b Fv(record-t)n(yp)r(e-name)1046 2552 y Fu(j)g Fv(set-t)n(yp)r(e-name)1046 2651 y Fu(j)g Fv(\014le-t)n(yp)r(e-name)55 b(.)208 2817 y(arra)n(y-t)n(yp)r(e-name)d (=)82 b(t)n(yp)r(e-name)55 b(.)208 2983 y(record-t)n(yp)r(e-name)e(=)82 b(t)n(yp)r(e-name)55 b(.)208 3149 y(set-t)n(yp)r(e-name)f(=)83 b(t)n(yp)r(e-name)54 b(.)208 3315 y(\014le-t)n(yp)r(e-name)g(=)83 b(t)n(yp)r(e-name)55 b(.)208 3481 y(p)r(oin)n(ter-t)n(yp)r(e-name)f(=) 82 b(t)n(yp)r(e-name)55 b(.)208 3648 y(t)n(yp)r(e-iden)n(ti\014er)f(=) 83 b(iden)n(ti\014er)55 b(.)208 3814 y(t)n(yp)r(e-name)f(=)83 b([)55 b(imp)r(orted-in)n(terface-iden)n(ti\014er)27 b(`)p Fk(.)p Fv(')64 b(])37 b(t)n(yp)r(e-iden)n(ti\014er)55 b(.)0 4001 y(A)33 b(t)n(yp)r(e-name)f(shall)g(denote)h(the)g(t)n(yp)r (e,)h(bindabilit)n(y)-7 b(,)34 b(and)f(initial)f(state)h(denoted)g(b)n (y)f(the)h(t)n(yp)r(e-iden)n(ti\014er)f Fk(of)0 4101 y Fv(the)c(t)n(yp)r(e-name.)0 4259 y(The)d(o)r(ccurrence)e(of)h(an)h (imp)r(orted-in)n(terface-iden)n(ti\014er)e Fk(in)h Fv(a)h(t)n(yp)r (e-name)f(shall)g(b)r(e)h(the)g(de\014ning-p)r(oin)n(t)f(of)h(eac)n(h)0 4358 y(imp)r(orted)31 b(t)n(yp)r(e-iden)n(ti\014er)g(asso)r(ciated)f (with)h(the)h(imp)r(orted-in)n(terface-iden)n(ti\014er)d(for)i(the)h (region)d(that)j(is)f(the)0 4458 y(t)n(yp)r(e-iden)n(ti\014er)c Fk(of)h Fv(the)g(t)n(yp)r(e-name.)0 4616 y(A)34 b(t)n(yp)r(e-name)f (shall)g(b)r(e)h(considered)e(a)h(simple-t)n(yp)r(e-name,)i(an)e(arra)n (y-t)n(yp)r(e-name,)f(a)h(record-t)n(yp)r(e-name,)f(a)0 4715 y(set-t)n(yp)r(e-name,)27 b(a)g(\014le-t)n(yp)r(e-name,)g(or)g(a)g (p)r(oin)n(ter-t)n(yp)r(e-name,)f(according)g(to)i(the)g(t)n(yp)r(e)f (that)h(it)g(denotes.)0 4873 y(A)g(t)n(yp)r(e)g(shall)f(b)r(e)h (designated)f Fq(pr)l(ote)l(ctable)i Fv(unless)0 5255 y Ft(22)p eop 23 34 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))406 523 y Fv(a\))c(the)g(t)n(yp)r(e)f(is)h(either)f(a)g(\014le-t)n(yp)r(e)h (or)f(a)g(p)r(oin)n(ter-t)n(yp)r(e,)g(or)401 681 y(b\))i(the)f(t)n(yp)r (e)f(is)h(a)f(structured-t)n(yp)r(e,)g(and)g(one)h(or)e(more)h(of)h (its)g(comp)r(onen)n(t-t)n(yp)r(e)f(is)g(not)h(protectable.)300 863 y Fn(NOTE)e(|)f(A)k(\014le-t)n(yp)r(e)e(is)j(not)f(protectable)h (since)f(most)g(op)r(erations)h(on)f(a)g(\014le)g(mo)r(dify)g(it)g(in)g (some)g(w)n(a)n(y)-6 b(.)44 b(A)28 b(p)r(oin)n(ter-)300 954 y(t)n(yp)r(e)d(is)i(not)g(protectable)f(since)h(the)f(v)l(alue)g (of)h(a)g(p)r(oin)n(ter-t)n(yp)r(e)e(v)l(ariable)i(can)g(b)r(e)f (copied)g(in)n(to)h(another)f(v)l(ariable)h(of)g(the)300 1046 y(same)e(t)n(yp)r(e)f(\(p)r(ossibly)h(using)g(t)n(yp)r (e-inquiry\),)f(and)g(then)g(this)h(v)l(alue)g(passed)g(to)h(the)e (required)h(pro)r(cedure)g(disp)r(ose.)35 b(The)300 1137 y(required)25 b(pro)r(cedure)h(disp)r(ose)g(unde\014nes)f(all)i(p)r (oin)n(ter)e(v)l(ariables)i(denoting)e(that)h(iden)n(tifying-v)l(alue.) 300 1327 y Fv(A)i(t)n(yp)r(e)g(shall)f(b)r(e)h(designated)f Fq(static)h Fv(unless)406 1485 y(a\))g(the)22 b(t)n(yp)r(e)g(is)g (denoted)h(b)n(y)f(a)f(subrange-t)n(yp)r(e,)h(and)g(one)g(or)f(b)r(oth) i(subrange-b)r(ounds)d Fk(in)i Fv(the)h(subrange-t)n(yp)r(e)508 1585 y(denotes)k(an)g(expression)f(that)i(is)g(not)f(non)n(v)-5 b(arying,)26 b(or)401 1742 y(b\))j(the)f(t)n(yp)r(e)f(is)h(pro)r(duced) f(from)g(a)h(sc)n(hema,)e(or)411 1900 y(c\))i(the)35 b(t)n(yp)r(e)f(is)h(denoted)g(b)n(y)f(an)h(arra)n(y-t)n(yp)r(e)d(or)h (a)i(\014le-t)n(yp)r(e)f Fk(containing)f Fv(an)i(index-t)n(yp)r(e)f (that)h(denotes)f(a)508 2000 y(t)n(yp)r(e)27 b(that)h(is)g(not)f (static,)h(or)401 2158 y(d\))h(the)36 b(t)n(yp)r(e)g(is)g(denoted)g(b)n (y)g(a)g(structured-t)n(yp)r(e)f(con)n(taining)g(an)n(y)h(comp)r(onen)n (t)f(whose)h(t)n(yp)r(e-denoter)f(or)508 2257 y(selector-t)n(yp)r(e)26 b(denotes)h(a)g(t)n(yp)r(e)h(that)g(is)f(not)h(static,)g(or)411 2415 y(e\))g(the)e(t)n(yp)r(e)g(is)f(denoted)h(b)n(y)g(a)f(set-t)n(yp)r (e)h Fk(containing)e Fv(a)h(base-t)n(yp)r(e)g(that)h(denotes)f(a)h(t)n (yp)r(e)g(that)g(is)f(not)h(static.)300 2644 y Ft(6.4.2)k(Simple-t)m (yp)s(es)300 2812 y(6.4.2.1)f(General)300 2981 y Fv(Eac)n(h)c (ordinal-t)n(yp)r(e)g(and)g(the)i(real-t)n(yp)r(e)e(shall)g(determine)h (an)g(ordered)f(set)h(of)g(v)-5 b(alues.)36 b(A)26 b(v)-5 b(alue)26 b(of)g(an)f(ordinal-)300 3081 y(t)n(yp)r(e)32 b(shall)g(ha)n(v)n(e)f(an)h(in)n(teger)f(ordinal)g(n)n(um)n(b)r(er;)j (the)f(ordering)e(relationship)g(b)r(et)n(w)n(een)h(an)n(y)f(t)n(w)n(o) h(suc)n(h)f(v)-5 b(alues)300 3180 y(of)30 b(one)g(t)n(yp)r(e)h(shall)f (b)r(e)h(the)f(same)g(as)g(that)g(b)r(et)n(w)n(een)h(their)f(ordinal)g (n)n(um)n(b)r(ers.)44 b(An)31 b(ordinal-t)n(yp)r(e-name,)e(real-)300 3280 y(t)n(yp)r(e-name,)e(or)g(complex-t)n(yp)r(e-name)f(shall)h (denote)g(an)h(ordinal-t)n(yp)r(e,)e(the)i(real-t)n(yp)r(e,)e(or)h(the) h(complex-t)n(yp)r(e,)300 3379 y(resp)r(ectiv)n(ely)-7 b(.)36 b(A)28 b(t)n(yp)r(e-inquiry)f Fk(in)g Fv(an)h(ordinal-t)n(yp)r (e)e(shall)h(denote)h(an)f(ordinal-t)n(yp)r(e.)508 3532 y(simple-t)n(yp)r(e)55 b(=)82 b(ordinal-t)n(yp)r(e)54 b Fu(j)28 b Fv(real-t)n(yp)r(e-name)54 b Fu(j)27 b Fv(complex-t)n(yp)r (e-name)54 b(.)508 3698 y(ordinal-t)n(yp)r(e)g(=)82 b(new-ordinal-t)n (yp)r(e)54 b Fu(j)28 b Fv(ordinal-t)n(yp)r(e-name)1004 3797 y Fu(j)124 b Fv(t)n(yp)r(e-inquiry)55 b Fu(j)28 b Fv(discriminated-sc)n(hema)53 b(.)508 3963 y(new-ordinal-t)n(yp)r(e)g (=)83 b(en)n(umerated-t)n(yp)r(e)54 b Fu(j)28 b Fv(subrange-t)n(yp)r(e) 54 b(.)508 4130 y(ordinal-t)n(yp)r(e-name)f(=)83 b(t)n(yp)r(e-name)54 b(.)508 4296 y(real-t)n(yp)r(e-name)f(=)83 b(t)n(yp)r(e-name)55 b(.)508 4462 y(complex-t)n(yp)r(e-name)f(=)82 b(t)n(yp)r(e-name)55 b(.)300 4649 y(The)34 b Fq(r)l(ange-typ)l(e)h Fv(of)f(an)g(ordinal-t)n (yp)r(e)g(that)g(is)h(a)e(subrange-t)n(yp)r(e)g(shall)h(b)r(e)h(the)g (host-t)n(yp)r(e)f(\(see)g Ft(6.4.2.4)p Fv(\))e(of)300 4749 y(the)40 b(subrange-t)n(yp)r(e.)73 b(The)40 b Fq(r)l(ange-typ)l(e) h Fv(of)f(an)f(ordinal-t)n(yp)r(e)g(that)i(is)e(not)h(a)g(subrange-t)n (yp)r(e)f(shall)g(b)r(e)i(the)300 4848 y(ordinal-t)n(yp)r(e.)36 b(A)28 b(discriminated-sc)n(hema)e Fk(in)h Fv(an)g(ordinal-t)n(yp)r(e)g (shall)g(denote)g(an)h(ordinal-t)n(yp)r(e.)300 5006 y(A)23 b(new-ordinal-t)n(yp)r(e)d(shall)i(denote)h(the)f(t)n(yp)r(e,)i (bindabilit)n(y)-7 b(,)24 b(and)e(initial)g(state)h(denoted)f(b)n(y)g (the)h(subrange-t)n(yp)r(e)3805 5255 y Ft(23)p eop 24 35 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(or)f(the)h(en)n(umerated-t)n(yp)r(e)f Fk(of)g Fv(the)h (new-ordinal-t)n(yp)r(e.)45 b(The)30 b(initial)h(state)g(denoted)f(b)n (y)h(an)f(en)n(umerated-t)n(yp)r(e)0 623 y(or)c(a)h(subrange-t)n(yp)r (e)e(shall)i(b)r(e)h(totally-unde\014ned.)36 b(The)27 b(bindabilit)n(y)g(denoted)h(b)n(y)e(an)h(en)n(umerated-t)n(yp)r(e)f (or)g(a)0 722 y(subrange-t)n(yp)r(e)g(shall)h(b)r(e)h(non)n(bindable.)0 953 y Ft(6.4.2.2)h(Required)j(simple-t)m(yp)s(es)c(and)33 b(asso)s(ciated)e(constan)m(ts)0 1102 y Fn(NOTE)26 b(|)f(1)h(Op)r (erators)g(applicable)h(to)f(the)f(required)g(simple-t)n(yp)r(es)g(are) h(sp)r(eci\014ed)g(in)f Fh(6.8.3)p Fn(.)0 1295 y Fv(The)j(follo)n(wing) e(t)n(yp)r(es)i(shall)f(exist)106 1453 y(a\))h Fq(inte)l(ger-typ)l(e)p Fv(.)41 b(The)29 b(required)g(t)n(yp)r(e-iden)n(ti\014er)f Ft(in)m(teger)h Fv(shall)g(denote)g(the)h(in)n(teger-t)n(yp)r(e.)40 b(The)29 b(in)n(teger-)208 1553 y(t)n(yp)r(e)f(shall)g(b)r(e)h(an)f (ordinal-t)n(yp)r(e.)38 b(The)29 b(v)-5 b(alues)28 b(shall)g(b)r(e)h(a) f(subset)g(of)g(the)h(whole)f(n)n(um)n(b)r(ers,)g(denoted)h(as)208 1652 y(sp)r(eci\014ed)24 b(in)g Ft(6.1.7)f Fv(b)n(y)g(signed-in)n (teger.)34 b(The)24 b(ordinal)f(n)n(um)n(b)r(er)h(of)g(a)g(v)-5 b(alue)24 b(of)g(in)n(teger-t)n(yp)r(e)f(shall)g(b)r(e)i(the)208 1752 y(v)-5 b(alue)27 b(itself.)208 1910 y(The)18 b(required)f(constan) n(t-iden)n(ti\014er)g Ft(maxin)m(t)h Fv(shall)g(denote)h(an)f(implemen) n(tation-de\014ned)g(v)-5 b(alue)18 b(of)h(in)n(teger-)208 2009 y(t)n(yp)r(e.)37 b(This)27 b(v)-5 b(alue)28 b(shall)f(satisfy)g (the)h(follo)n(wing)f(conditions.)289 2167 y(1\))g(All)j(in)n(tegral)e (v)-5 b(alues)28 b(in)i(the)f(closed)g(in)n(terv)-5 b(al)28 b(from)h(-maxin)n(t)f(to)h(+maxin)n(t)g(shall)f(b)r(e)i(v)-5 b(alues)29 b(of)g(the)390 2267 y(in)n(teger-t)n(yp)r(e.)289 2424 y(2\))e(An)n(y)g(monadic)f(op)r(eration)g(\(see)h Ft(6.8.3.2)p Fv(\))d(p)r(erformed)j(on)f(an)h(in)n(teger)e(v)-5 b(alue)27 b(in)g(this)g(in)n(terv)-5 b(al)26 b(shall)390 2524 y(b)r(e)i(correctly)e(p)r(erformed)h(according)f(to)i(the)g (mathematical)f(rules)g(for)g(in)n(teger)g(arithmetic.)289 2682 y(3\))g(An)n(y)35 b(dy)n(adic)f(in)n(teger)g(op)r(eration)f(\(see) i Ft(6.8.3.2)p Fv(\))e(on)h(t)n(w)n(o)g(in)n(teger)g(v)-5 b(alues)34 b(in)h(this)g(same)g(in)n(terv)-5 b(al)390 2781 y(shall)30 b(b)r(e)g(correctly)e(p)r(erformed)h(according)f(to)i (the)g(mathematical)g(rules)f(for)g(in)n(teger)g(arithmetic,)390 2881 y(pro)n(vided)e(that)h(the)g(result)f(is)g(also)g(in)h(this)g(in)n (terv)-5 b(al.)289 3039 y(4\))27 b(An)n(y)e(relational)d(op)r(eration)i (\(see)g Ft(6.8.3.5)p Fv(\))e(on)i(t)n(w)n(o)g(in)n(teger)f(v)-5 b(alues)24 b(in)h(this)f(same)g(in)n(terv)-5 b(al)24 b(shall)g(b)r(e)390 3138 y(correctly)i(p)r(erformed)h(according)f(to)i (the)g(mathematical)f(rules)g(for)g(in)n(teger)g(arithmetic.)208 3296 y(It)40 b(shall)f(b)r(e)h(an)f(error)f(if)i(an)g(in)n(teger)e(op)r (eration)h(or)g(function)h(is)f(not)h(p)r(erformed)f(according)f(to)i (the)208 3396 y(mathematical)27 b(rules)g(for)g(in)n(teger)g (arithmetic.)101 3553 y(b\))i Fq(r)l(e)l(al-typ)l(e)p Fv(.)36 b(The)24 b(required)f(t)n(yp)r(e-iden)n(ti\014er)h Ft(real)h Fv(shall)f(denote)g(the)h(real-t)n(yp)r(e.)34 b(The)25 b(real-t)n(yp)r(e)e(shall)h(b)r(e)g(a)208 3653 y(simple-t)n(yp)r(e.)33 b(The)19 b(v)-5 b(alues)18 b(shall)g(b)r(e)g (implemen)n(tation-de\014ned)h(appro)n(ximations)d(to)i(an)g(implemen)n (tation-)208 3753 y(de\014ned)28 b(subset)f(of)h(the)g(real)e(n)n(um)n (b)r(ers,)h(denoted)h(as)f(sp)r(eci\014ed)h(in)g Ft(6.1.7)e Fv(b)n(y)h(signed-real.)208 3902 y Fn(NOTE)e(|)h(2)d(The)g(nature)g(of) h(the)e(in)n(ternal)h(represen)n(tation)h(of)g(v)l(alues)f(of)h(real-t) n(yp)r(e)e(is)i(not)f(sp)r(eci\014ed,)h(and)e(hence)208 3993 y(could)j(b)r(e)h(\014xed-p)r(oin)n(t,)e(\015oating-p)r(oin)n(t,)j (or)f(something)f(quite)g(di\013eren)n(t.)208 4151 y Fv(Eac)n(h)37 b(of)i(the)g(required)f(constan)n(t-iden)n(ti\014ers)f Ft(minreal)p Fv(,)j Ft(maxreal)p Fv(,)h(and)e Ft(epsreal)f Fv(shall)h(denote)f(an)208 4251 y(implemen)n(tation-de\014ned)25 b(p)r(ositiv)n(e)f(v)-5 b(alue)25 b(of)g(real-t)n(yp)r(e.)35 b(The)25 b(v)-5 b(alues)25 b(of)g Ft(minreal)e Fv(and)i Ft(maxreal)f Fv(shall)208 4350 y(b)r(e)40 b(suc)n(h)f(that)h (arithmetic)g(in)g(the)g(set)g(including)g(the)g(closed)f(in)n(terv)-5 b(al)39 b Fu(\000)p Fv(maxreal)f(to)i(maxreal)e(but)208 4450 y(excluding)d(the)h(t)n(w)n(o)f(op)r(en)h(in)n(terv)-5 b(als)35 b Fu(\000)p Fv(minreal)g(to)h(zero)e(and)i(zero)f(to)g (minreal)g(can)h(b)r(e)g(exp)r(ected)g(to)208 4550 y(w)n(ork)30 b(with)i(reasonable)d(appro)n(ximations,)h(but)j(arithmetic)e(outside)g (this)h(set)f(cannot)h(b)r(e)f(exp)r(ected)h(to)208 4649 y(w)n(ork)25 b(with)i(reasonable)e(appro)n(ximations.)34 b(The)27 b(v)-5 b(alue)27 b(of)g Ft(epsreal)f Fv(shall)g(b)r(e)h(the)h (result)e(of)h(subtracting)208 4749 y(1.0)f(from)i(the)g(smallest)f(v) -5 b(alue)27 b(of)h(real-t)n(yp)r(e)e(that)i(is)g(greater)d(than)j (1.0.)208 4907 y(The)41 b(results)g(of)g(in)n(teger-to-real)e(con)n(v)n (ersion)g(\(see)i Ft(6.4.6)p Fv(\),)i(of)e(the)h(real)f(arithmetic)g (op)r(erators)e(\(see)208 5006 y Ft(6.8.3.2)p Fv(\),)18 b(and)g(of)g(the)h(required)e(real)h(functions)h(\(see)f Ft(6.7.6)p Fv(\),)h(shall)f(b)r(e)g(appro)n(ximations)f(to)h(the)h (corresp)r(onding)0 5255 y Ft(24)p eop 25 36 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(mathematical)27 b(results.)36 b(The)28 b(accuracy)e(of)h(this) h(appro)n(ximation)e(shall)h(b)r(e)h(implemen)n(tation-de\014ned.)411 681 y(c\))g Fq(Bo)l(ole)l(an-typ)l(e)p Fv(.)83 b(The)42 b(required)g(t)n(yp)r(e-iden)n(ti\014er)g Ft(Bo)s(olean)f Fv(shall)h(denote)h(the)g(Bo)r(olean-t)n(yp)r(e.)80 b(The)508 780 y(Bo)r(olean-t)n(yp)r(e)32 b(shall)g(b)r(e)i(an)f(ordinal-t)n(yp)r (e.)53 b(The)34 b(v)-5 b(alues)33 b(shall)g(b)r(e)g(the)h(en)n (umeration)e(of)i(truth)f(v)-5 b(alues)508 880 y(denoted)25 b(b)n(y)f(the)h(required)f(constan)n(t-iden)n(ti\014ers)g Ft(false)g Fv(and)h Ft(true)p Fv(,)h(suc)n(h)e(that)i Ft(false)e Fv(is)h(the)g(predecessor)508 980 y(of)35 b Ft(true)p Fv(.)63 b(The)36 b(ordinal)f(n)n(um)n(b)r(ers)g(of)h(the)g (truth)h(v)-5 b(alues)35 b(denoted)h(b)n(y)g Ft(false)g Fv(and)f Ft(true)i Fv(shall)e(b)r(e)i(the)508 1079 y(in)n(teger)26 b(v)-5 b(alues)27 b(0)h(and)f(1)g(resp)r(ectiv)n(ely)-7 b(.)401 1237 y(d\))29 b Fq(char-typ)l(e)p Fv(.)90 b(The)45 b(required)f(t)n(yp)r(e-iden)n(ti\014er)h Ft(c)m(har)h Fv(shall)f(denote)g(the)h(c)n(har-t)n(yp)r(e.)87 b(The)45 b(c)n(har-t)n(yp)r(e)508 1337 y(shall)36 b(b)r(e)h(an)f(ordinal-t)n(yp) r(e.)62 b(The)37 b(v)-5 b(alues)36 b(shall)g(b)r(e)h(the)g(en)n (umeration)f(of)g(a)g(set)h(of)f(implemen)n(tation-)508 1436 y(de\014ned)f(c)n(haracters,)g(some)g(p)r(ossibly)g(without)h (graphic)e(represen)n(tations.)58 b(The)35 b(ordinal)f(n)n(um)n(b)r (ers)h(of)508 1536 y(the)29 b(c)n(haracter)e(v)-5 b(alues)29 b(shall)g(b)r(e)g(v)-5 b(alues)29 b(of)g(in)n(teger-t)n(yp)r(e)f(that)h (are)g(implemen)n(tation-de\014ned)g(and)g(that)508 1636 y(are)24 b(determined)h(b)n(y)g(mapping)g(the)h(c)n(haracter)d(v)-5 b(alues)25 b(on)g(to)g(consecutiv)n(e)g(non-negativ)n(e)e(in)n(teger)h (v)-5 b(alues)508 1735 y(starting)26 b(at)i(zero.)36 b(The)27 b(follo)n(wing)g(relations)f(shall)h(hold.)589 1893 y(1\))g(The)f(subset)g(of)g(c)n(haracter)d(v)-5 b(alues)26 b(represen)n(ting)e(the)i(digits)g(0)f(to)h(9)f(shall)g(b)r (e)i(n)n(umerically)d(ordered)690 1993 y(and)k(con)n(tiguous.)589 2150 y(2\))f(The)35 b(subset)f(of)g(c)n(haracter)f(v)-5 b(alues)34 b(represen)n(ting)e(the)j(upp)r(er)g(case)e(letters)h(A)h (to)f(Z,)g(if)h(a)n(v)-5 b(ailable,)690 2250 y(shall)27 b(b)r(e)h(alphab)r(etically)f(ordered,)g(but)h(not)g(necessarily)e(con) n(tiguous.)589 2408 y(3\))h(The)e(subset)f(of)h(c)n(haracter)d(v)-5 b(alues)25 b(represen)n(ting)e(the)i(lo)n(w)n(er)e(case)g(letters)i(a)f (to)g(z,)h(if)h(a)n(v)-5 b(ailable,)23 b(shall)690 2507 y(b)r(e)28 b(alphab)r(etically)f(ordered,)g(but)h(not)f(necessarily)f (con)n(tiguous.)508 2665 y(The)38 b(required)f(constan)n(t-iden)n (ti\014er)f Ft(maxc)m(har)j Fv(shall)f(denote)g(an)f(implemen)n (tation-de\014ned)h(v)-5 b(alue)38 b(of)508 2765 y(c)n(har-t)n(yp)r(e.) d(The)28 b(v)-5 b(alue)27 b(of)h Ft(maxc)m(har)g Fv(shall)g(b)r(e)g (the)f(largest)g(v)-5 b(alue)27 b(of)h(c)n(har-t)n(yp)r(e.)508 2914 y Fn(NOTE)d(|)h(3)f(Char-t)n(yp)r(e)f(v)l(alues)h(p)r(ossess)i (prop)r(erties)e(that)g(allo)n(w)i(them)c(to)i(b)r(e)g(used)g(iden)n (tically)g(to)h(string-t)n(yp)r(e)508 3005 y(v)l(alues)31 b(of)g(length)g(1.)51 b(In)30 b(particular,)k(c)n(har-t)n(yp)r(e)c(v)l (alues)h(ma)n(y)e(b)r(e)i(used)g(to)g(initialize)i(a)e(v)l(ariable)h(p) r(ossessing)h(a)508 3097 y(string-t)n(yp)r(e)g(\(see)h Fh(6.6)p Fn(\),)i(used)d(as)i(the)e(actual-parameter)h(corresp)r (onding)h(to)f(a)g(v)l(alue)g(parameter)f(p)r(ossessing)508 3188 y(a)h(string-t)n(yp)r(e)g(\(see)g Fh(6.7.3.2)p Fn(\),)i(used)e(as) h(the)f(actual-parameter)g(assigned)i(to)e(a)h(conforman)n(t-actual-v)l (ariable)508 3279 y(p)r(ossessing)19 b(a)e(\014xed-string-t)n(yp)r(e)e (and)i(conforming)g(to)h(a)f(v)l(alue-conforman)n(t-arra)n(y-sp)r (eci\014cation)g(\(see)h Fh(6.7.3.7.2)p Fn(\),)508 3371 y(assigned)25 b(to)f(a)h(v)l(ariable)g(p)r(ossessing)h(a)e(string-t)n (yp)r(e)g(\(see)h Fh(6.9.2.2)p Fn(\),)f(written)g(to)h(a)f(text\014le)g (\(see)h Fh(6.10.3.2)p Fn(\),)f(used)508 3462 y(with)37 b(the)g(relational-op)r(erators)j(\(see)e Fh(6.8.3.5)p Fn(\),)i(and)d(used)g(with)h(the)f(string)h(concatenation)g(op)r (erator)h(\(see)508 3553 y Fh(6.8.3.6)p Fn(\).)33 b(See)26 b(also)h Fh(6.4.5)e Fn(and)h Fh(6.4.6)p Fn(.)411 3711 y Fv(e\))i Fq(c)l(omplex-typ)l(e)p Fv(.)78 b(The)42 b(required)e(t)n (yp)r(e-iden)n(ti\014er)h Ft(complex)f Fv(shall)h(denote)h(the)f (complex-t)n(yp)r(e.)78 b(The)508 3811 y(complex-t)n(yp)r(e)17 b(shall)h(b)r(e)h(a)f(simple-t)n(yp)r(e.)34 b(The)18 b(v)-5 b(alues)18 b(shall)g(b)r(e)h(implemen)n(tation-de\014ned)f (appro)n(ximations)508 3910 y(to)27 b(an)g(implemen)n(tation-de\014ned) h(subset)g(of)f(the)h(complex)f(n)n(um)n(b)r(ers.)508 4060 y Fn(NOTE)e(|)h(4)h(The)h(nature)f(of)h(the)e(in)n(ternal)i (represen)n(tation)g(of)g(v)l(alues)f(of)h(complex-t)n(yp)r(e)d(is)j (not)f(sp)r(eci\014ed,)h(and)508 4151 y(hence)d(could)h(b)r(e)f (rectangular,)i(p)r(olar,)g(or)f(something)g(quite)f(di\013eren)n(t.) 508 4309 y Fv(The)i(results)f(of)h(in)n(teger-to-complex)e(and)i (real-to-complex)e(con)n(v)n(ersions)f(\(see)j Ft(6.4.6)p Fv(\),)f(of)h(the)h(complex)508 4408 y(arithmetic)d(op)r(erators)e (\(see)i Ft(6.8.3.2)p Fv(\),)f(and)h(of)g(the)h(required)e(complex)h (functions)g(\(see)g Ft(6.7.6)p Fv(\),)g(shall)g(b)r(e)508 4508 y(appro)n(ximations)16 b(to)i(the)h(corresp)r(onding)d (mathematical)i(results.)33 b(The)19 b(accuracy)e(of)h(this)h(appro)n (ximation)508 4608 y(shall)27 b(b)r(e)h(implemen)n(tation-de\014ned.) 3805 5255 y Ft(25)p eop 26 37 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.4.2.3)e(En)m(umerated-t)m(yp)s(es)208 686 y Fv(en)n(umerated-t)n (yp)r(e)54 b(=)83 b(`)p Fk(\()p Fv(')28 b(iden)n(ti\014er-list)f(`)p Fk(\))p Fv(')56 b(.)208 852 y(iden)n(ti\014er-list)f(=)82 b(iden)n(ti\014er)28 b Fu(f)54 b Fv(`)p Fk(,)p Fv(')28 b(iden)n(ti\014er)55 b Fu(g)g Fv(.)0 1040 y(The)45 b(o)r(ccurrence)e (of)h(an)h(iden)n(ti\014er)f Fk(in)g Fv(the)h(iden)n(ti\014er-list)f Fk(of)h Fv(an)f(en)n(umerated-t)n(yp)r(e)g(shall)g(constitute)h(its)0 1139 y(de\014ning-p)r(oin)n(t)32 b(for)f(the)h(region)f(that)h(is)f (the)i(blo)r(c)n(k,)f(mo)r(dule-heading,)g(or)f(mo)r(dule-blo)r(c)n(k)g Fk(closest-containing)0 1239 y Fv(the)23 b(en)n(umerated-t)n(yp)r(e.)34 b(Eac)n(h)21 b(applied)h(o)r(ccurrence)f(of)i(the)f(iden)n(ti\014er)h (shall)f(b)r(e)g(a)g(constan)n(t-iden)n(ti\014er.)34 b(Within)0 1339 y(an)25 b(activ)-5 b(ation)25 b(of)h(the)g(blo)r(c)n (k,)g(the)g(mo)r(dule-heading,)f(or)g(the)h(mo)r(dule-blo)r(c)n(k,)f (all)h(applied)f(o)r(ccurrences)f(of)i(that)0 1438 y(iden)n(ti\014er)k (shall)g(p)r(ossess)f(the)i(t)n(yp)r(e)f(denoted)h(b)n(y)f(the)h(en)n (umerated-t)n(yp)r(e)e(and)h(shall)g(denote)g(the)h(t)n(yp)r(e's)f(v)-5 b(alue)0 1538 y(whose)35 b(ordinal)g(n)n(um)n(b)r(er)h(is)g(the)g(n)n (um)n(b)r(er)g(of)g(o)r(ccurrences)f(of)h(iden)n(ti\014ers)f(preceding) h(that)g(iden)n(ti\014er)g Fk(in)g Fv(the)0 1637 y(iden)n (ti\014er-list.)h(The)27 b(iden)n(ti\014er)h(shall)f(b)r(e)h (designated)f(a)g Fq(princip)l(al)32 b(identi\014er)c Fv(of)g(the)g(v)-5 b(alue)27 b(so)g(denoted.)0 1787 y Fn(NOTES)0 1962 y(1)42 b(En)n(umerated)e(t)n(yp)r(e)g(constan)n(ts)i (are)g(ordered)g(b)n(y)e(the)h(sequence)g(in)g(whic)n(h)h(they)e(are)i (de\014ned,)j(and)c(they)g(ha)n(v)n(e)0 2053 y(consecutiv)n(e)26 b(ordinal)g(n)n(um)n(b)r(ers)e(starting)j(at)e(zero.)0 2170 y(2)k(While)f(sev)n(eral)h(iden)n(ti\014ers)f(ma)n(y)f(b)r(e)h (kno)n(wn)g(as)h(principal)f(iden)n(ti\014ers)h(of)g(a)f(giv)n(en)g(v)l (alue)g(\(see)h Fh(6.11.2)f Fn(and)g Fh(6.11.3)p Fn(\),)0 2261 y(there)21 b(is)h(no)g(am)n(biguit)n(y)-6 b(,)21 b(b)r(ecause)g(eac)n(h)h(is)g(de\014ned)e(for)i(a)g(di\013eren)n(t)f (region,)j(all)e(ha)n(v)n(e)f(the)g(same)g(sp)r(elling,)j(and)d(all)h (denote)0 2352 y(the)j(same)h(v)l(alue.)0 2510 y Fq(Examples:)262 2610 y Fl(\(red,)41 b(yellow,)g(green,)g(blue,)g(tartan\))262 2709 y(\(club,)g(diamond,)f(heart,)h(spade\))262 2809 y(\(married,)e(divorced,)h(widowed,)h(single\))262 2909 y(\(scanning,)e(found,)i(notpresent\))262 3008 y(\(Busy,)g (InterruptEnable)o(,)d(ParityError,)g(OutOfPaper,)h(LineBreak\))0 3236 y Ft(6.4.2.4)29 b(Subrange-t)m(yp)s(es)0 3404 y Fv(A)20 b(subrange-t)n(yp)r(e)d(shall)i(include)h(iden)n(ti\014cation)f (of)g(the)h(smallest)f(and)g(the)h(largest)e(v)-5 b(alue)19 b(in)h(the)f(subrange.)33 b(The)0 3504 y(\014rst)e(subrange-b)r(ound)f Fk(of)h Fv(a)g(subrange-t)n(yp)r(e)e(shall)i(sp)r(ecify)h(the)f (smallest)g(v)-5 b(alue.)47 b(If)32 b(b)r(oth)g(subrange-b)r(ounds)0 3604 y Fk(of)37 b Fv(the)h(subrange-t)n(yp)r(e)e(denote)h(expressions)e (that)j(are)e(non)n(v)-5 b(arying)36 b(and)h(do)g(not)g Fk(contain)f Fv(a)h(discriminan)n(t-)0 3703 y(iden)n(ti\014er,)26 b(the)h(smallest)e(v)-5 b(alue)26 b(shall)g(b)r(e)h(less)e(than)h(or)g (equal)f(to)h(the)h(largest)d(v)-5 b(alue,)27 b(whic)n(h)f(shall)f(b)r (e)i(sp)r(eci\014ed)0 3803 y(b)n(y)34 b(the)g(second)g(subrange-b)r (ound)e Fk(of)j Fv(the)f(subrange-t)n(yp)r(e;)i(otherwise,)f(it)f (shall)g(b)r(e)g(a)g(dynamic-violation)f(if)0 3902 y(the)f(smallest)g (v)-5 b(alue)31 b(is)h(not)g(less)f(than)h(or)f(equal)h(to)f(the)h (largest)f(v)-5 b(alue.)49 b(The)32 b(subrange-b)r(ounds)e(shall)i(b)r (e)g(of)0 4002 y(compatible)c(ordinal-t)n(yp)r(es,)f(and)h(the)h (range-t)n(yp)r(e)d(\(see)j Ft(6.4.2.1)p Fv(\))d(of)i(the)g(ordinal-t)n (yp)r(es)f(shall)h(b)r(e)h(designated)0 4102 y(the)24 b Fq(host-typ)l(e)f Fv(of)h(the)f(subrange-t)n(yp)r(e.)34 b(An)24 b(ev)-5 b(aluation)23 b(of)g(a)g(subrange-b)r(ound)f(shall)h (constitute)g(ev)-5 b(aluation)23 b(of)0 4201 y(the)28 b(expression)e Fk(of)h Fv(the)h(subrange-b)r(ound)e(\(see)h Ft(6.2.3.8)p Fv(\).)35 b(The)27 b(set)h(of)f(v)-5 b(alues)27 b(determined)h(b)n(y)f(the)h(subrange-)0 4301 y(t)n(yp)r(e)34 b(shall)f(con)n(tain)g(eac)n(h)g(v)-5 b(alue)34 b(of)g(the)g(host-t)n (yp)r(e)f(not)h(smaller)f(than)h(the)g(smallest)f(v)-5 b(alue)34 b(and)f(not)h(larger)0 4401 y(than)28 b(the)g(largest)e(v)-5 b(alue.)208 4553 y(subrange-t)n(yp)r(e)53 b(=)83 b(subrange-b)r(ound)26 b(`)p Fk(..)p Fv(')37 b(subrange-b)r(ound)54 b(.)208 4719 y(subrange-b)r(ound)f(=)83 b(expression)54 b(.)0 4907 y Fq(Examples:)262 5006 y Fl(1..100)0 5255 y Ft(26)p eop 27 38 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))562 523 y Fl(-10..+10)562 623 y(red..green)562 722 y('0'..'9')300 969 y Ft(6.4.2.5)d(Restricted-t)m(yp)s(es)300 1144 y Fv(A)35 b(restricted-t)n(yp)r(e)f(shall)g(denote)g(a)h(t)n(yp)r(e)f (whose)g(set)h(of)g(states)f(is)g(asso)r(ciated)g(one-to-one)e(with)k (the)f(states)300 1243 y(determined)c(b)n(y)f(another)f(t)n(yp)r(e,)i (designated)f(the)g Fq(underlying-typ)l(e)i Fv(of)e(the)h(t)n(yp)r(e)f (denoted)g(b)n(y)g(the)h(restricted-)300 1343 y(t)n(yp)r(e.)37 b(A)28 b(t)n(yp)r(e)g(denoted)f(b)n(y)h(a)f(restricted-t)n(yp)r(e)g (shall)g(b)r(e)h(designated)f Fq(r)l(estricte)l(d)p Fv(.)508 1495 y(restricted-t)n(yp)r(e)54 b(=)83 b(`)p Fk(restricted)p Fv(')27 b(t)n(yp)r(e-name)55 b(.)300 1683 y(The)20 b(underlying-t)n(yp) r(e)f(of)h(a)f(restricted-t)n(yp)r(e)g(shall)h(b)r(e)g(the)h(t)n(yp)r (e)f(denoted)g(b)n(y)f(the)h(t)n(yp)r(e-name)g Fk(of)g Fv(the)g(restricted-)300 1782 y(t)n(yp)r(e.)37 b(The)27 b(underlying-t)n(yp)r(e)f(of)h(a)f(t)n(yp)r(e)h(that)h(is)e(not)h (restricted)f(shall)h(b)r(e)g(the)g(t)n(yp)r(e,)h(and)e(eac)n(h)h (state)f(shall)h(b)r(e)300 1882 y(asso)r(ciated)21 b(with)i(itself.)36 b(A)n(ttribution)23 b(of)f(a)h(v)-5 b(alue)22 b(of)g(a)h(t)n(yp)r(e)f (to)h(a)f(v)-5 b(ariable)21 b(p)r(ossessing)g(the)i(underlying-t)n(yp)r (e)f(of)300 1982 y(the)27 b(t)n(yp)r(e)g(shall)f(constitute)h(the)g (attribution)g(of)f(the)h(asso)r(ciated)f(v)-5 b(alue)26 b(of)h(the)g(underlying-t)n(yp)r(e.)36 b(A)n(ttribution)300 2081 y(of)f(a)g(v)-5 b(alue)35 b(of)g(the)g(underlying-t)n(yp)r(e)g(of) g(a)g(t)n(yp)r(e)g(to)g(a)g(v)-5 b(ariable)34 b(p)r(ossessing)g(the)h (t)n(yp)r(e)h(shall)e(constitute)i(the)300 2181 y(attribution)31 b(of)h(the)f(asso)r(ciated)f(v)-5 b(alue)32 b(of)f(the)h(t)n(yp)r(e.)48 b(The)31 b(bindabilit)n(y)h(denoted)f(b)n(y)g(a)g(restricted-t)n(yp)r (e)f(shall)300 2281 y(b)r(e)c(non)n(bindable.)35 b(The)25 b(initial)h(state)f(denoted)g(b)n(y)g(a)f(restricted-t)n(yp)r(e)h (shall)f(b)r(e)i(the)f(state)g(asso)r(ciated)f(with)i(the)300 2380 y(initial)i(state)f(denoted)h(b)n(y)f(the)h(t)n(yp)r(e-name)f Fk(of)h Fv(the)g(restricted-t)n(yp)r(e.)300 2590 y Fn(NOTE)e(|)f(A)d(v) l(alue)g(of)i(a)e(restricted-t)n(yp)r(e)g(ma)n(y)f(b)r(e)i(passed)g(as) g(a)g(v)l(alue)f(parameter)g(to)h(a)g(formal-parameter)f(p)r(ossessing) 300 2682 y(its)36 b(underlying-t)n(yp)r(e)e(\(see)i Fh(6.7.3.2)p Fn(\))f(or)i(returned)e(as)h(the)f(result)h(of)h(a)f(function)g(\(see)g Fh(6.9.2.2)p Fn(\).)64 b(A)36 b(v)l(ariable)g(of)h(a)300 2773 y(restricted-t)n(yp)r(e)29 b(ma)n(y)f(b)r(e)h(passed)h(as)g(a)g(v) l(ariable)g(parameter)f(to)h(a)g(formal-parameter)f(p)r(ossessing)j (the)d(same)g(t)n(yp)r(e)g(or)300 2864 y(its)f(underlying-t)n(yp)r(e)e (\(see)j Fh(6.7.3.3)p Fn(\).)40 b(No)28 b(other)g(op)r(erations,)i(suc) n(h)e(as)g(accessing)i(a)e(comp)r(onen)n(t)f(of)h(a)h(restricted-t)n (yp)r(e)300 2956 y(v)l(alue)c(or)h(p)r(erforming)g(arithmetic,)g(are)g (p)r(ossible.)300 3113 y Fq(Example:)300 3213 y Fl(module)41 b(widget)p 874 3213 27 4 v 29 w(module;)300 3412 y(export)g(widgets)g (=)i(\(widget,)d(copy)p 1614 3412 V 30 w(widget,)h(increment)p 2389 3412 V 27 w(widget,)g(print)p 2985 3412 V 29 w(widget\);)562 3611 y Fu(f)i Fl(Access)e(to)h(the)h(underlying-type)37 b(\(real)p 2179 3611 V 30 w(widget\))j(of)j(widget)e(is)649 3711 y(controlled)e(by)k(not)f(exporting)e(it,)i(thereby)f(maintaining) e(the)649 3811 y(privacy)h(of)j(widget.)e Fu(g)387 4010 y Fl(type)474 4110 y(real)p 655 4110 V 30 w(widget)g(=)i(record)1172 4209 y(f1)f(:)i(integer;)1172 4309 y(f2)e(:)i(real)1085 4408 y(end)1085 4508 y(value)d([f1:0;)g(f2:0.0];)474 4707 y(widget)g(=)j(restricted)39 b(real)p 1527 4707 V 30 w(widget;)605 4907 y Fu(f)k Fl(widget)e(can)i(be)f(thought)f(of)i (as)g(having)e(the)h(same)g(values)692 5006 y(and)h(initial)d(state)i (as)h(real)p 1789 5006 V 29 w(widget,)e(but)h(operations)e(on)3805 5255 y Ft(27)p eop 28 39 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))392 523 y Fl(it)43 b(are)f(restricted.)d Fu(g)87 722 y Fl(procedure)h(copy) p 704 722 27 4 v 30 w(widget\()g(source:)h(real)p 1607 722 V 30 w(widget;)g(var)h(target:)f(real)p 2685 722 V 29 w(widget)g(\);)87 922 y(function)f(increment)p 880 922 V 28 w(widget\()h(w)i(:)g(real)p 1607 922 V 30 w(widget)e(\))i(:)g (widget;)87 1121 y(procedure)d(print)p 748 1121 V 29 w(widget\()h(var)h(f:)h(text;)f(w)h(:)g(real)p 2043 1121 V 30 w(widget)e(\);)174 1320 y Fu(f)i Fl(The)g(parameters)c(of)k(these) f(routines)e(may)i(accept)f(actual-)262 1420 y(parameters)e(that)j(are) g(of)h(type)f(widget)f(or)i(real)p 2099 1420 V 30 w(widget,)d(but)j (since)262 1519 y(real)p 443 1519 V 29 w(widget)e(is)i(not)f(exported)f (and)h(no)h(variables)d(of)i(type)g(real)p 2740 1519 V 30 w(widget)262 1619 y(are)g(exported)e(for)i(possible)f(use)h(in)h (a)g(type-inquiry,)38 b(a)43 b(user)f(of)h(the)262 1719 y(interface)c(can)k(only)f(pass)g(actual-paramete)o(rs)37 b(of)43 b(type)f(widget.)f Fu(g)0 1818 y Fl(end;)87 2017 y(function)f(increment)p 880 2017 V 28 w(widget;)174 2117 y(var)j(mycopy)e(:)i(real)p 922 2117 V 30 w(widget;)174 2217 y(begin)87 2316 y Fu(f)g Fl(Note)f(that)g(operations)e(are)i (performed)e(on)j(the)f(underlying-type.)37 b Fu(g)262 2416 y Fl(mycopy.f1)i(:=)k(w.f1)f(+)h(1;)262 2516 y(mycopy.f2)c(:=)k (w.f2)f(+)h(1.0;)87 2615 y Fu(f)g Fl(An)g(assignment)c(from)j(an)h (underlying-type)38 b(to)k(a)h(restricted-type.)37 b Fu(g)262 2715 y Fl(increment)p 663 2715 V 27 w(widget)k(:=)i(mycopy;) 174 2814 y(end;)87 3014 y(procedure)d(copy)p 704 3014 V 30 w(widget;)174 3113 y(begin)262 3213 y(target)h(:=)h(source)174 3313 y(end;)87 3512 y(procedure)e(print)p 748 3512 V 29 w(widget;)174 3611 y(begin)87 3711 y Fu(f)j Fl(Within)e(the)i (implementation)38 b(of)k(this)g(module,)f(the)h(components)e(of)i(the) 174 3811 y(actual-parameter)37 b(are)43 b(visible)d(through)h(its)h (associated)e(formal-)174 3910 y(parameter.)g(The)i(components)e(of)i (a)i(variable)c(of)j(type)e(widget)h(are)g(not)174 4010 y(visible)f(outside)g(the)h(module,)f(however,)f(since)i(the)g (underlying-type)174 4110 y(is)h(not)f(exported.)e Fu(g)262 4309 y Fl(writeln\(f,w.f1,)o(w.)o(f2\))o(;)174 4408 y(end;)0 4508 y(end.)0 4707 y(program)h(use)p 486 4707 V 30 w(widgets\()f (output)h(\);)87 4807 y(import)g(widgets;)87 5006 y(var)0 5255 y Ft(28)p eop 29 40 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))474 523 y Fl(first,)41 b(second:)g(widget;)387 722 y(begin)474 822 y(write\()g(output,)g('First)g(is)i(initially)d(')j(\);)g(print)p 2443 822 27 4 v 29 w(widget\()e(output,)f(first)i(\);)474 922 y(copy)p 655 922 V 30 w(widget\()f(increment)p 1430 922 V 27 w(widget\()g(increment)p 2202 922 V 28 w(widget\()f(first)i (\))h(\),)g(second)e(\);)474 1021 y(write\(output,)e('Second)h(is)j (now)f('\);)h(print)p 2138 1021 V 29 w(widget\()e(output,)f(second)h (\);)474 1121 y(copy)p 655 1121 V 30 w(widget\()g(second,)f(first)i (\);)474 1220 y(write\(output,)d('First)i(is)h(now)h('\);)f(print)p 2094 1220 V 29 w(widget\()f(output,)g(first)g(\);)387 1320 y(end.)300 1557 y Ft(6.4.3)30 b(Structured-t)m(yp)s(es)300 1728 y(6.4.3.1)f(General)300 1900 y Fv(A)19 b(new-structured-t)n(yp)r (e)e(shall)h(b)r(e)h(classi\014ed)e(as)h(an)g(arra)n(y-t)n(yp)r(e,)g (record-t)n(yp)r(e,)h(set-t)n(yp)r(e,)h(or)d(\014le-t)n(yp)r(e)i (according)300 1999 y(to)34 b(the)h(unpac)n(k)n(ed-structured-t)n(yp)r (e)e Fk(closest-contained)e Fv(b)n(y)j(the)h(new-structured-t)n(yp)r (e.)56 b(A)35 b(comp)r(onen)n(t)f(of)g(a)300 2099 y(v)-5 b(alue)29 b(of)g(a)f(structured-t)n(yp)r(e)h(shall)f(b)r(e)h(a)g(v)-5 b(alue.)41 b(A)29 b(comp)r(onen)n(t)g(of)g(a)f(state)h(of)g(a)f (structured-t)n(yp)r(e)h(shall)f(b)r(e)h(a)300 2198 y(state.)508 2335 y(structured-t)n(yp)r(e)54 b(=)83 b(new-structured-t)n(yp)r(e)54 b Fu(j)28 b Fv(structured-t)n(yp)r(e-name)54 b(.)508 2501 y(new-structured-t)n(yp)r(e)g(=)82 b([)56 b(`)p Fk(pack)n(ed)p Fv(')e(])28 b(unpac)n(k)n(ed-structured-t)n(yp)r(e)53 b(.)508 2667 y(unpac)n(k)n(ed-structured-t)n(yp)r(e)g(=)83 b(arra)n(y-t)n(yp)r(e)52 b Fu(j)28 b Fv(record-t)n(yp)r(e)54 b Fu(j)27 b Fv(set-t)n(yp)r(e)55 b Fu(j)28 b Fv(\014le-t)n(yp)r(e)55 b(.)300 2854 y(The)19 b(o)r(ccurrence)f(of)i(the)f(tok)n(en)g(pac)n(k)n (ed)f Fk(in)h Fv(a)g(new-structured-t)n(yp)r(e)g(shall)g(designate)f (the)i(t)n(yp)r(e)f(denoted)h(thereb)n(y)300 2954 y(as)26 b Fq(p)l(acke)l(d)p Fv(.)38 b(The)26 b(designation)f(of)i(a)e (structured-t)n(yp)r(e)h(as)g(pac)n(k)n(ed)f(shall)h(indicate)g(to)g (the)h(pro)r(cessor)d(that)j(data-)300 3054 y(storage)c(of)j(states)f (should)g(b)r(e)h(economized,)f(ev)n(en)g(if)h(this)g(causes)e(op)r (erations)g(on,)i(or)e(accesses)g(to)i(comp)r(onen)n(ts)300 3153 y(of,)i(v)-5 b(ariables)26 b(p)r(ossessing)g(the)i(t)n(yp)r(e)g (to)f(b)r(e)h(less)g(e\016cien)n(t)f(in)h(terms)f(of)h(space)f(or)g (time.)300 3311 y(The)37 b(designation)f(of)g(a)g(structured-t)n(yp)r (e)h(as)f(pac)n(k)n(ed)f(shall)h(a\013ect)h(the)g(represen)n(tation)e (in)i(data-storage)d(of)300 3411 y(that)e(structured-t)n(yp)r(e)f (only;)i(i.e.,)g(if)f(a)f(comp)r(onen)n(t)g(is)h(itself)g(structured,)g (the)g(comp)r(onen)n(t's)f(represen)n(tation)300 3510 y(in)d(data-storage)d(shall)i(b)r(e)h(pac)n(k)n(ed)e(only)h(if)i(the)f (t)n(yp)r(e)f(of)h(the)g(comp)r(onen)n(t)f(is)h(designated)f(pac)n(k)n (ed.)300 3705 y Fn(NOTE)f(|)f(The)30 b(w)n(a)n(ys)g(in)g(whic)n(h)f (the)h(treatmen)n(t)e(of)j(en)n(tities)f(of)g(a)g(t)n(yp)r(e)f(is)h (a\013ected)g(b)n(y)f(whether)h(or)g(not)f(the)h(t)n(yp)r(e)e(is)300 3797 y(designated)e(pac)n(k)n(ed)f(are)h(sp)r(eci\014ed)g(in)g Fh(6.4.3.2)p Fn(,)f Fh(6.4.5)p Fn(,)h Fh(6.7.3.3)p Fn(,)f Fh(6.7.3.7.3)p Fn(,)g Fh(6.7.5.4)p Fn(,)h(and)f Fh(6.8.1)p Fn(.)300 4000 y Fv(A)g(new-structured-t)n(yp)r(e)e(shall)g(denote)i (the)f(t)n(yp)r(e,)h(bindabilit)n(y)-7 b(,)25 b(and)f(initial)h(state)f (denoted)g(b)n(y)g(the)g(unpac)n(k)n(ed-)300 4100 y(structured-t)n(yp)r (e)f Fk(of)h Fv(the)g(new-structured-t)n(yp)r(e.)35 b(An)24 b(unpac)n(k)n(ed-structured-t)n(yp)r(e)e(shall)h(denote)h(the)g(t)n(yp) r(e)g(and)300 4199 y(initial)d(state)g(denoted)g(b)n(y)g(the)h(arra)n (y-t)n(yp)r(e,)d(record-t)n(yp)r(e,)i(set-t)n(yp)r(e,)h(or)f(\014le-t)n (yp)r(e)g Fk(of)g Fv(the)g(unpac)n(k)n(ed-structured-)300 4299 y(t)n(yp)r(e.)37 b(The)28 b(bindabilit)n(y)f(denoted)h(b)n(y)f(an) h(unpac)n(k)n(ed-structured-t)n(yp)r(e)d(shall)j(b)r(e)g(non)n (bindable.)300 4536 y Ft(6.4.3.2)h(Arra)m(y-t)m(yp)s(es)300 4707 y Fv(An)36 b(arra)n(y-t)n(yp)r(e)c(shall)j(b)r(e)h(structured)e (as)h(a)g(mapping)f(from)h(eac)n(h)g(v)-5 b(alue)35 b(sp)r(eci\014ed)g (b)n(y)g(its)g(index-t)n(yp)r(e)g(to)g(a)300 4807 y(distinct)30 b(comp)r(onen)n(t.)43 b(Eac)n(h)29 b(comp)r(onen)n(t)g(shall)g(ha)n(v)n (e)g(the)h(t)n(yp)r(e,)g(bindabilit)n(y)-7 b(,)31 b(and)e(initial)h (state)g(denoted)f(b)n(y)300 4907 y(the)i(t)n(yp)r(e-denoter)f Fk(of)h Fv(the)g(comp)r(onen)n(t-t)n(yp)r(e)f Fk(of)g Fv(the)i(arra)n(y-t)n(yp)r(e.)43 b(The)31 b(t)n(yp)r(e-denoter)f Fk(of)g Fv(a)h(comp)r(onen)n(t-t)n(yp)r(e)300 5006 y(shall)c(not)h Fk(closest-contain)d Fv(an)i(initial-state-sp)r(eci\014er)g(\(see)g Ft(6.6)p Fv(\).)3805 5255 y Ft(29)p eop 30 41 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 568 y Fv(arra)n(y-t)n(yp)r(e)52 b(=)83 b(`)p Fk(a)n(rra)n(y)p Fv(')28 b(`)p Fk([)p Fv(')g(index-t)n(yp)r(e)f Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(index-t)n(yp)r(e)55 b Fu(g)27 b Fv(`)p 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b(of)h(the)g(canonical-string-t)n(yp)r(e.)0 5255 y Ft(30)p eop 31 42 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(Eac)n(h)26 b(v)-5 b(alue)27 b(of)g(a)f(string-t)n(yp)r(e)h (shall)f(b)r(e)i(structured)e(as)h(a)g(one-to-one)e(mapping)i(from)f (an)h(index-domain)g(to)f(a)300 623 y(set)g(of)g(comp)r(onen)n(ts)g(p)r (ossessing)f(the)i(c)n(har-t)n(yp)r(e.)35 b(The)26 b(index-domain)g (shall)f(b)r(e)i(a)f(\014nite)h(set)f(that)h(is)f(empt)n(y)g(or)300 722 y(that)i(con)n(tains)f(successiv)n(e)f(in)n(tegers)g(starting)h (with)h(1.)300 880 y(The)h Fq(length)g Fv(of)f(a)g(string-t)n(yp)r(e)g (v)-5 b(alue)28 b(shall)h(b)r(e)g(the)g(n)n(um)n(b)r(er)f(of)g(mem)n(b) r(ers)h(in)g(its)f(index-domain.)39 b(The)29 b(string-)300 980 y(t)n(yp)r(e)f(v)-5 b(alue)27 b(with)h(length)g(zero)f(is)g (designated)g(the)h Fq(nul)t(l-string)p Fv(.)300 1137 y(The)g Fq(length)g Fv(of)f(a)g(c)n(har-t)n(yp)r(e)g(v)-5 b(alue)27 b(shall)g(b)r(e)h(1.)37 b(The)27 b(capacit)n(y)g(of)g(the)h 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1073 y(string-t)n(yp)r(e)f(can)h (b)r(e)f(obtained)h(b)n(y)f(indexing)g(it)h(as)g(an)g(arra)n(y)g(\(see) g Fh(6.5.3.2)p Fn(\).)0 1224 y(2)g(F)-6 b(or)26 b(additional)g (information)h(on)e(the)g(bindabilit)n(y)h(and)f(initial)i(state)f(of)h (v)l(ariable-string-t)n(yp)r(es,)e(see)i Fh(6.4.8)p Fn(.)0 1470 y Ft(6.4.3.4)i(Record-t)m(yp)s(es)0 1644 y Fv(The)34 b(structure)f(and)g(states)g(of)h(a)f(record-t)n(yp)r(e)f(shall)h(b)r (e)h(the)g(structure)f(and)g(states)g(of)h(the)g(\014eld-list)f Fk(of)h Fv(the)0 1744 y(record-t)n(yp)r(e.)h(The)27 b(initial)g(state)f (denoted)h(b)n(y)f(a)h(record-t)n(yp)r(e)e(shall)h(b)r(e)h(that)g (denoted)g(b)n(y)f(the)h(\014eld-list)g Fk(of)g Fv(the)0 1844 y(record-t)n(yp)r(e.)208 1996 y(record-t)n(yp)r(e)53 b(=)83 b(`)p Fk(reco)n(rd)p Fv(')27 b(\014eld-list)h(`)p Fk(end)p Fv(')55 b(.)208 2162 y(\014eld-list)g(=)83 b([)55 b(\()h(\014xed-part)26 b([)56 b(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-part)53 b(])i Fu(j)28 b Fv(v)-5 b(arian)n(t-part)53 b(\))28 b([)56 b(`)p Fk(;)p Fv(')f(])h(])f(.)208 2328 y(\014xed-part)f(=)83 b(record-section)25 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(record-section)53 b Fu(g)i Fv(.)208 2494 y(record-section)e(=)82 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')38 b(t)n(yp)r(e-denoter)54 b(.)208 2660 y(\014eld-iden)n(ti\014er)h(=)82 b(iden)n(ti\014er)55 b(.)208 2826 y(v)-5 b(arian)n(t-part)53 b(=)83 b(`)p Fk(case)p Fv(')27 b(v)-5 b(arian)n(t-selector)25 b(`)p Fk(of)p Fv(')845 2926 y(\()55 b(v)-5 b(arian)n(t-list-elemen)n(t)26 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-list-elemen)n(t)54 b Fu(g)932 3025 y Fv([)i([)f(`)p Fk(;)p Fv(')h(])27 b(v)-5 b(arian)n(t-part-completer)53 b(])872 3125 y Fu(j)28 b Fv(v)-5 b(arian)n(t-part-completer)52 b(\))k(.)208 3291 y(v)-5 b(arian)n(t-list-elemen)n(t)53 b(=)83 b(case-constan)n (t-list)25 b(`)p Fk(:)p Fv(')37 b(v)-5 b(arian)n(t-denoter)54 b(.)208 3457 y(v)-5 b(arian)n(t-part-completer)52 b(=)83 b(`)p Fk(otherwise)p Fv(')26 b(v)-5 b(arian)n(t-denoter)54 b(.)208 3623 y(v)-5 b(arian)n(t-denoter)53 b(=)82 b(`)p Fk(\()p Fv(')29 b(\014eld-list)e(`)p Fk(\))p Fv(')56 b(.)208 3789 y(v)-5 b(arian)n(t-selector)52 b(=)83 b([)55 b(tag-\014eld)27 b(`)p Fk(:)p Fv(')65 b(])37 b(tag-t)n(yp)r(e)54 b Fu(j)28 b Fv(discriminan)n(t-iden)n(ti\014er)54 b(.)208 3955 y(tag-\014eld)g(=)83 b(iden)n(ti\014er)55 b(.)208 4121 y(tag-t)n(yp)r(e)f(=)83 b(ordinal-t)n(yp)r(e-name)53 b(.)208 4287 y(case-constan)n(t-list)g(=)82 b(case-range)25 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(case-range)53 b Fu(g)h Fv(.)208 4453 y(case-range)e(=)83 b(case-constan)n(t)25 b([)56 b(`)p Fk(..)p Fv(')37 b(case-constan)n(t)53 b(])j(.)208 4619 y(case-constan)n(t)d(=)82 b(constan)n(t-expression)53 b(.)0 4807 y(A)19 b(\014eld-list)f Fk(containing)f Fv(neither)h(a)g (\014xed-part)g(nor)f(a)h(v)-5 b(arian)n(t-part)17 b(shall)h(ha)n(v)n (e)f(no)h(comp)r(onen)n(ts,)i(shall)e(determine)0 4907 y(a)33 b(single)g(v)-5 b(alue-b)r(earing)32 b(state)i(b)r(earing)e(a)h (n)n(ull)h(v)-5 b(alue,)35 b(shall)e(b)r(e)h(designated)f Fq(empty)p Fv(,)j(and)d(shall)g(denote)h(the)0 5006 y (totally-unde\014ned)27 b(initial)h(state.)0 5255 y Ft(32)p eop 33 44 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(The)e(o)r(ccurrence)f(of)h(an)g(iden)n(ti\014er)h Fk(in)f Fv(the)g(iden)n(ti\014er-list)g Fk(of)h Fv(a)e(record-section)f Fk(of)j Fv(a)e(\014xed-part)h Fk(of)g Fv(a)g(\014eld-list)300 623 y(shall)d(constitute)i(its)f(de\014ning-p)r(oin)n(t)f(as)g(a)h (\014eld-iden)n(ti\014er)f(for)h(the)g(region)e(that)j(is)e(the)h(t)n (yp)r(e-denoter)g Fk(closest-)300 722 y(containing)d Fv(the)i(record-t)n(yp)r(e)e Fk(closest-containing)e Fv(the)k(\014eld-list)g(and)f(shall)g(asso)r(ciate)f(the)i (\014eld-iden)n(ti\014er)g(with)300 822 y(a)d(distinct)h(comp)r(onen)n (t,)g(whic)n(h)f(shall)g(b)r(e)g(designated)g(a)g Fq(\014eld)p Fv(,)i(of)e(the)h(record-t)n(yp)r(e)d(and)i(of)h(the)f(\014eld-list.)36 b(That)300 922 y(comp)r(onen)n(t)g(shall)g(ha)n(v)n(e)f(the)i(t)n(yp)r (e,)i(bindabilit)n(y)-7 b(,)39 b(and)d(initial)h(state)f(denoted)h(b)n (y)f(the)h(t)n(yp)r(e-denoter)e Fk(of)i Fv(the)300 1021 y(record-section.)300 1179 y(The)d(\014eld-list)f Fk (closest-containing)d Fv(a)k(v)-5 b(arian)n(t-part)31 b(shall)i(ha)n(v)n(e)g(a)g(distinct)h(comp)r(onen)n(t)f(that)h(shall)f (ha)n(v)n(e)g(the)300 1279 y(states)38 b(and)g(structure)g(de\014ned)h (b)n(y)f(the)h(v)-5 b(arian)n(t-part)37 b(and)h(shall)g(ha)n(v)n(e)f (the)i(initial)g(state)f(denoted)h(b)n(y)f(the)300 1378 y(v)-5 b(arian)n(t-part.)34 b(A)26 b(v)-5 b(arian)n(t-denoter)24 b(shall)h(not)h Fk(contain)f Fv(a)g(t)n(yp)r(e-denoter)g(denoting)g (either)h(a)f(restricted-t)n(yp)r(e)g(or)300 1478 y(the)32 b(bindabilit)n(y)g(that)g(is)g(bindable)g(or)f(denoting)h(a)f (structured-t)n(yp)r(e)g(ha)n(ving)g(an)n(y)g(comp)r(onen)n(t)h(whose)f (t)n(yp)r(e-)300 1577 y(denoter)c(is)h(not)f(p)r(ermissible)h(as)e(a)i (t)n(yp)r(e-denoter)e Fk(contained)h Fv(b)n(y)g(a)g(v)-5 b(arian)n(t-denoter.)300 1735 y(Let)27 b(V)510 1747 y Fi(i)565 1735 y Fv(denote)g(the)h(state)f(of)g(the)g Fp(i)p Fv(-th)g(comp)r(onen)n(t)g(of)g(a)g(non-empt)n(y)f(\014eld-list) h(ha)n(ving)f(m)i(comp)r(onen)n(ts;)f(then)300 1835 y(the)h(states)f (of)h(the)g(\014eld-list)f(shall)h(b)r(e)g(distinct)g(m-tuples)g(of)f (the)h(form)577 1993 y Fk(\(V)664 2005 y Fj(1)702 1993 y Fk(,)f(V)807 2005 y Fj(2)845 1993 y Fk(,...,)h(V)1043 2005 y Fi(m)1106 1993 y Fk(\).)300 2188 y Fn(NOTE)e(|)f(1)h(If)h(the)e (t)n(yp)r(e)h(of)g(the)g Fd(i)p Fn(-th)g(comp)r(onen)n(t)f(has)h(F)2052 2196 y Fc(i)2104 2188 y Fn(v)l(alues,)h(then)e(the)h(cardinalit)n(y)h (of)f(the)g(set)g(of)h(v)l(alues)f(of)h(the)300 2279 y(\014eld-list)f(is)g(\(F)752 2287 y Fb(1)812 2279 y Fn(*)g(F)926 2287 y Fb(2)987 2279 y Fn(*)g(...)g(*)g(F)1254 2287 y Fc(m)1313 2279 y Fn(\).)300 2482 y Fv(The)i Fq(variant-typ)l(e)h Fv(of)g(a)e(v)-5 b(arian)n(t-part)27 b Fk(closest-containing)e Fv(either)j(a)g(tag-t)n(yp)r(e)f(or)g(a)h(discriminan)n(t-iden)n (ti\014er)f Fk(in)300 2582 y Fv(the)33 b(v)-5 b(arian)n(t-selector)30 b Fk(of)i Fv(the)h(v)-5 b(arian)n(t-part)30 b(shall)i(b)r(e)h(the)g(t)n (yp)r(e)f(denoted)h(b)n(y)f(the)h(ordinal-t)n(yp)r(e-name)d Fk(of)j Fv(the)300 2682 y(tag-t)n(yp)r(e)27 b(or)h(the)g(t)n(yp)r(e)h (p)r(ossessed)e(b)n(y)g(the)i(discriminan)n(t-iden)n(ti\014er,)e(resp)r (ectiv)n(ely)-7 b(,)28 b Fk(of)g Fv(the)g(v)-5 b(arian)n(t-selector)26 b Fk(of)300 2781 y Fv(the)i(v)-5 b(arian)n(t-part.)300 2939 y(A)39 b(case-constan)n(t)d(shall)i(denote)h(the)f(v)-5 b(alue)39 b(denoted)f(b)n(y)g(the)h(constan)n(t-expression)d Fk(of)i Fv(the)h(case-constan)n(t.)300 3039 y(A)c(case-range)e(shall)h (denote)h(the)g(v)-5 b(alues)35 b(denoted)g(b)n(y)f(the)i(case-constan) n(ts)c Fk(of)j Fv(the)g(case-range)e(and,)j(if)g(t)n(w)n(o)300 3138 y(case-constan)n(ts)24 b(are)h(sp)r(eci\014ed,)i(the)g(v)-5 b(alues,)26 b(if)h(an)n(y)-7 b(,)26 b(b)r(et)n(w)n(een)h(the)f(v)-5 b(alues)26 b(denoted)h(b)n(y)f(the)g(case-constan)n(ts.)35 b(If)300 3238 y(presen)n(t,)25 b(the)h(second)f(case-constan)n(t)f Fk(of)i Fv(the)g(case-range)d(shall)i(denote)g(a)g(v)-5 b(alue)26 b(greater)e(than)h(or)g(equal)g(to)h(the)300 3337 y(v)-5 b(alue)28 b(denoted)g(b)n(y)f(the)h(\014rst)g(case-constan) n(t)e Fk(of)h Fv(the)h(case-range)e(and)h(shall)h(ha)n(v)n(e)e(the)i (same)g(t)n(yp)r(e)g(as)f(the)h(t)n(yp)r(e)300 3437 y(of)g(the)g (\014rst)f(case-constan)n(t)e Fk(of)j Fv(the)g(case-range.)300 3595 y(The)j(t)n(yp)r(e)f(of)h(eac)n(h)e(case-constan)n(t)g Fk(of)h Fv(a)g(case-range)e Fk(of)i Fv(the)h(case-constan)n(t-list)e Fk(of)h Fv(a)g(v)-5 b(arian)n(t-list-elemen)n(t)29 b Fk(of)300 3694 y Fv(a)f(v)-5 b(arian)n(t-part)26 b(shall)i(b)r(e)h (compatible)f(with)h(the)f(v)-5 b(arian)n(t-t)n(yp)r(e)27 b(of)i(the)f(v)-5 b(arian)n(t-part,)27 b(and)h(the)h(v)-5 b(alue)28 b(denoted)300 3794 y(b)n(y)d(eac)n(h)f(suc)n(h)h (case-constan)n(t)e(shall)h(b)r(e)i(a)f(mem)n(b)r(er)g(of)g(the)g(set)g (of)g(v)-5 b(alues)25 b(determined)g(b)n(y)g(that)g(t)n(yp)r(e;)h(no)f (v)-5 b(alue)300 3894 y(shall)27 b(b)r(e)h(denoted)g(b)n(y)f(more)g (than)h(one)f(case-range)e Fk(closest-contained)g Fv(b)n(y)i(the)h(v)-5 b(arian)n(t-part.)300 4051 y(Eac)n(h)33 b(v)-5 b(arian)n(t-denoter)33 b Fk(closest-contained)e Fv(b)n(y)k(a)f(v)-5 b(arian)n(t-part)32 b(shall)i(denote)h(a)f(distinct)h(comp)r(onen)n(t)f(of)h(the)300 4151 y(v)-5 b(arian)n(t-part;)27 b(the)h(comp)r(onen)n(t)g(shall)g(ha)n (v)n(e)f(the)i(structure,)f(states,)g(and)g(initial)g(state)g(of)h(the) f(\014eld-list)h Fk(of)f Fv(the)300 4251 y(v)-5 b(arian)n(t-denoter)26 b(and)h(shall)g(b)r(e)h(designated)f(a)g Fq(variant)i Fv(of)e(the)h(v)-5 b(arian)n(t-part.)300 4408 y(Eac)n(h)43 b(v)-5 b(alue)45 b(denoted)g(b)n(y)f(a)g(case-range)e Fk(of)j Fv(the)g(case-constan)n(t-list)d Fk(of)j Fv(a)f(v)-5 b(arian)n(t-list-elemen)n(t)43 b(shall)i(b)r(e)300 4508 y(designated)21 b(as)f Fq(c)l(orr)l(esp)l(onding)j Fv(to)f(the)f(v)-5 b(arian)n(t)21 b(denoted)g(b)n(y)g(the)h(v)-5 b(arian)n(t-denoter)19 b Fk(of)j Fv(the)f(v)-5 b(arian)n(t-list-elemen)n(t.)300 4608 y(Eac)n(h)29 b(v)-5 b(alue,)32 b(if)f(an)n(y)-7 b(,)30 b(of)h(the)g(v)-5 b(arian)n(t-t)n(yp)r(e)29 b(of)i(a)f(v)-5 b(arian)n(t-part)28 b(that)j(is)g(not)f(denoted)h(b)n(y)f(a)g (case-range)e Fk(of)j Fv(the)300 4707 y(case-constan)n(t-list)26 b Fk(of)j Fv(a)f(v)-5 b(arian)n(t-list-elemen)n(t)27 b Fk(of)h Fv(that)h(v)-5 b(arian)n(t-part)26 b(shall)i(b)r(e)h (designated)f(as)g Fq(c)l(orr)l(esp)l(onding)300 4807 y Fv(to)22 b(the)g(v)-5 b(arian)n(t)20 b(denoted)i(b)n(y)g(the)g(v)-5 b(arian)n(t-denoter)20 b Fk(of)h Fv(the)h(v)-5 b(arian)n (t-part-completer)19 b Fk(of)j Fv(the)g(v)-5 b(arian)n(t-part.)33 b(Eac)n(h)300 4907 y(v)-5 b(alue)30 b(p)r(ossessed)g(b)n(y)g(the)h(v)-5 b(arian)n(t-t)n(yp)r(e)29 b(of)i(a)f(v)-5 b(arian)n(t-part)29 b(shall)h(corresp)r(ond)f(to)h(one)g(and)h(only)f(one)g(v)-5 b(arian)n(t)300 5006 y(of)28 b(the)g(v)-5 b(arian)n(t-part.)3805 5255 y Ft(33)p eop 34 45 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(With)40 b(eac)n(h)f(v)-5 b(arian)n(t-part)37 b(shall)i(b)r(e)h (asso)r(ciated)e(a)h(t)n(yp)r(e)h(designated)f(the)g Fq(sele)l(ctor-typ)l(e)h Fv(p)r(ossessed)f(b)n(y)g(the)0 623 y(v)-5 b(arian)n(t-part.)45 b(If)31 b(the)h(v)-5 b(arian)n(t-selector)28 b Fk(of)j Fv(a)g(v)-5 b(arian)n(t-part)29 b Fk(contains)g Fv(a)i(tag-\014eld)f(or)g(discriminan)n(t-iden)n (ti\014er,)0 722 y(then)i(the)g(selector-t)n(yp)r(e)e(p)r(ossessed)g(b) n(y)h(the)h(v)-5 b(arian)n(t-part)29 b(shall)i(b)r(e)h(the)g(v)-5 b(arian)n(t-t)n(yp)r(e,)31 b(and)g(eac)n(h)g(v)-5 b(arian)n(t)30 b(of)0 822 y(the)36 b(v)-5 b(arian)n(t-part)33 b(shall)i(b)r(e)g Fq(asso)l(ciate)l(d)i Fv(with)f(exactly)f(those)f(v)-5 b(alues)35 b(designated)g(as)f(corresp)r(onding)g(to)h(the)0 922 y(v)-5 b(arian)n(t.)35 b(Otherwise,)26 b(the)h(selector-t)n(yp)r(e) d(p)r(ossessed)i(b)n(y)f(the)i(v)-5 b(arian)n(t-part)24 b(shall)i(b)r(e)g(a)g(new-ordinal-t)n(yp)r(e)f(that)0 1021 y(is)k(constructed)g(to)g(p)r(ossess)f(exactly)h(one)g(v)-5 b(alue)29 b(for)g(eac)n(h)f(v)-5 b(arian)n(t)28 b(of)i(the)f(v)-5 b(arian)n(t-part,)28 b(and)h(no)g(others,)g(and)0 1121 y(eac)n(h)e(suc)n(h)g(v)-5 b(arian)n(t)27 b(shall)g(b)r(e)h(asso)r (ciated)e(with)i(a)f(distinct)i(v)-5 b(alue)27 b(of)h(that)g(t)n(yp)r (e.)0 1279 y(Eac)n(h)c(v)-5 b(arian)n(t-part)23 b(shall)h(ha)n(v)n(e)g (a)g(comp)r(onen)n(t)h(whic)n(h)f(shall)h(b)r(e)g(designated)f(the)h Fq(sele)l(ctor)h Fv(of)f(the)g(v)-5 b(arian)n(t-part,)0 1378 y(and)29 b(whic)n(h)h(shall)f(p)r(ossess)g(the)h(selector-t)n(yp)r (e)e(of)i(the)g(v)-5 b(arian)n(t-part.)41 b(If)30 b(the)g(v)-5 b(arian)n(t-selector)27 b Fk(of)i Fv(the)h(v)-5 b(arian)n(t-)0 1478 y(part)36 b Fk(contains)f Fv(a)h(tag-\014eld,)i(then)f(the)g(o)r (ccurrence)e(of)h(an)g(iden)n(ti\014er)g Fk(in)h Fv(the)f(tag-\014eld)g (shall)g(constitute)h(the)0 1577 y(de\014ning-p)r(oin)n(t)f(of)f(the)i (iden)n(ti\014er)e(as)g(a)h(\014eld-iden)n(ti\014er)f(for)h(the)g (region)e(that)j(is)e(the)h(t)n(yp)r(e-denoter)g Fk(closest-)0 1677 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b(shall)f(b)r(e)i(an)f(implemen)n(tation-de\014ned)g(subset) g(of)g(the)g(set)h(of)f(c)n(har-)300 623 y(t)n(yp)r(e)28 b(v)-5 b(alues,)27 b(designated)g Fq(char)l(acters)k(pr)l(ohibite)l(d)h (fr)l(om)e(text\014les)p Fv(;)d(the)h(e\013ect)g(of)f(causing)g(a)g(c)n (haracter)f(in)i(that)300 722 y(subset)22 b(to)h(b)r(e)f(attributed)h (to)f(a)g(comp)r(onen)n(t)g(of)h(either)f(t.L)g(or)g(t.R)h(for)f(an)n (y)f(text\014le)i(t)g(shall)f(b)r(e)g(implemen)n(tation-)300 822 y(dep)r(enden)n(t.)300 980 y(A)28 b Fq(line-se)l(quenc)l(e)p Fv(,)g(ls,)f(shall)g(b)r(e)h(either)g(the)g(empt)n(y)f(sequence)h(or)e (the)i(sequence)f(l~ls')g(where)g(l)h(is)g(a)f(line)h(and)f(ls')300 1079 y(is)g(a)h(line-sequence.)300 1237 y(Ev)n(ery)e(v)-5 b(alue)27 b(t)h(of)g(the)g(t)n(yp)r(e)g(denoted)f(b)n(y)h Ft(text)g Fv(shall)f(satisfy)g(the)h(follo)n(wing)f(t)n(w)n(o)f(rules:) 406 1395 y(a\))i(If)g(t.M)g(=)f(Insp)r(ection,)h(then)g(t.L~t.R)g (shall)f(b)r(e)h(a)f(line-sequence.)401 1553 y(b\))i(If)22 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Fv(the)h(new-p)r(oin)n(ter-t)n(yp)r(e)e(that)h(denotes)g(the)h (p)r(oin)n(ter-t)n(yp)r(e.)47 b(The)31 b(domain-)300 3603 y(t)n(yp)r(e)36 b(shall)f(either)h(sp)r(ecify)g(the)g(t)n(yp)r(e,) i(bindabilit)n(y)-7 b(,)38 b(and)d(initial)h(state)g(denoted)f(b)n(y)h (the)g(t)n(yp)r(e-name)f Fk(of)h Fv(the)300 3703 y(domain-t)n(yp)r(e,) 27 b(or)h(sp)r(ecify)g(eac)n(h)f(t)n(yp)r(e,)h(bindabilit)n(y)-7 b(,)29 b(and)e(initial)i(state)e(pro)r(duced)h(from)g(the)g(sc)n(hema)f (denoted)300 3802 y(b)n(y)e(the)h(sc)n(hema-name)e Fk(of)h Fv(the)h(domain-t)n(yp)r(e.)35 b(The)26 b(set)f(of)g(iden)n(tifying-v) -5 b(alues)25 b(shall)g(b)r(e)h(dynamic,)f(in)h(that)g(the)300 3902 y(v)-5 b(ariables)24 b(and)i(the)g(v)-5 b(alues)25 b(iden)n(tifying)h(them)g(shall)f(b)r(e)h(p)r(ermitted)g(to)g(b)r(e)f (created)g(and)h(destro)n(y)n(ed)e(during)h(the)300 4001 y(execution)31 b(of)g(the)g(program.)45 b(Iden)n(tifying-v)-5 b(alues)30 b(and)h(the)h(v)-5 b(ariables)29 b(iden)n(ti\014ed)j(b)n(y)e (them)i(shall)e(b)r(e)i(created)300 4101 y(only)27 b(b)n(y)g(the)h (required)f(pro)r(cedure)g Ft(new)g Fv(\(see)h Ft(6.7.5.3)p Fv(\).)300 4292 y Fn(NOTE)e(|)f(1)h(Since)g(the)f(nil-v)l(alue)g(is)h (not)g(an)g(iden)n(tifying-v)l(alue,)f(it)h(do)r(es)g(not)g(iden)n (tify)f(a)h(v)l(ariable.)300 4492 y Fv(The)i(tok)n(en)f(nil)h(shall)f (denote)g(the)h(nil-v)-5 b(alue)28 b(in)g(all)f(p)r(oin)n(ter-t)n(yp)r (es.)508 4644 y(p)r(oin)n(ter-t)n(yp)r(e)54 b(=)83 b(new-p)r(oin)n (ter-t)n(yp)r(e)54 b Fu(j)28 b Fv(p)r(oin)n(ter-t)n(yp)r(e-name)54 b(.)508 4810 y(new-p)r(oin)n(ter-t)n(yp)r(e)g(=)82 b(`)p Fu(")p Fv(')28 b(domain-t)n(yp)r(e)54 b(.)508 4976 y(domain-t)n(yp)r(e) g(=)83 b(t)n(yp)r(e-name)55 b Fu(j)27 b Fv(sc)n(hema-name)54 b(.)3805 5255 y Ft(39)p eop 40 51 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fn(NOTE)26 b(|)f(2)31 b(The)f(tok)n(en)g(nil)h(do)r(es)g(not)f(ha)n (v)n(e)g(a)h(single)g(t)n(yp)r(e,)g(but)f(assumes)g(a)h(suitable)g(p)r (oin)n(ter-t)n(yp)r(e)e(to)i(satisfy)g(the)0 614 y(assignmen)n (t-compatibilit)n(y)25 b(rules,)h(or)g(the)g(compatibilit)n(y)f(rules)h (for)g(op)r(erators,)i(if)e(p)r(ossible.)0 827 y Fv(A)i(new-p)r(oin)n (ter-t)n(yp)r(e)f(shall)g(denote)g(an)h(initial)f(state)h(that)g(is)f (totally-unde\014ned.)0 985 y(The)h(bindabilit)n(y)f(denoted)h(b)n(y)f (a)h(new-p)r(oin)n(ter-t)n(yp)r(e)e(shall)h(b)r(e)h(non)n(bindable.)0 1228 y Ft(6.4.5)i(Compatible)g(t)m(yp)s(es)0 1402 y Fv(T)n(yp)r(es)d (T1)g(and)h(T2)f(shall)g(b)r(e)h(designated)f Fq(c)l(omp)l(atible)i Fv(if)f(an)n(y)f(of)h(the)g(follo)n(wing)e(four)h(statemen)n(ts)h(is)f (true:)106 1559 y(a\))h(T1)f(and)g(T2)g(are)g(the)h(same)f(t)n(yp)r(e.) 101 1717 y(b\))i(T1)e(and)g(T2)g(are)g(ordinal-t)n(yp)r(es)f(and)h(ha)n (v)n(e)g(the)h(same)f(range-t)n(yp)r(e)f(\(see)h Ft(6.4.2.1)p Fv(\).)111 1875 y(c\))h(T1)f(and)h(T2)f(are)g(set-t)n(yp)r(es)g(of)h (compatible)g(base-t)n(yp)r(es,)f(and)g(either)h(b)r(oth)g(T1)g(and)f (T2)h(are)f(designated)208 1974 y(pac)n(k)n(ed)f(or)h(neither)g(T1)g (nor)g(T2)g(is)h(designated)f(pac)n(k)n(ed.)101 2132 y(d\))i(T1)f(is)h(either)g(a)f(string-t)n(yp)r(e)g(\(see)h Ft(6.4.3.3)p Fv(\))e(or)h(the)h(c)n(har-t)n(yp)r(e)f(and)h(T2)f(is)h (either)g(a)g(string-t)n(yp)r(e)f(or)g(the)208 2232 y(c)n(har-t)n(yp)r (e.)0 2475 y Ft(6.4.6)i(Assignmen)m(t-compatibilit)m(y)0 2648 y Fv(A)c(v)-5 b(alue)25 b(of)h(t)n(yp)r(e)g(T2)f(shall)g(b)r(e)h (designated)f Fq(assignment-c)l(omp)l(atible)i Fv(with)f(a)f(t)n(yp)r (e)h(T1)f(if)h(an)n(y)f(of)g(the)h(follo)n(wing)0 2748 y(six)h(statemen)n(ts)h(is)f(true:)106 2906 y(a\))h(T1)22 b(and)g(T2)g(are)g(the)h(same)f(t)n(yp)r(e,)i(and)e(that)h(t)n(yp)r(e)g (is)g(p)r(ermissible)f(as)g(the)h(comp)r(onen)n(t-t)n(yp)r(e)f Fk(of)h Fv(a)f(\014le-t)n(yp)r(e)208 3005 y(\(see)27 b Ft(6.4.3.6)p Fv(\).)208 3155 y Fn(NOTE)e(|)h(Because)g(T1)f(and)g(T2) h(are)f(t)n(yp)r(es,)g(rather)g(than)g(t)n(yp)r(e-denoters,)f(the)h (restriction)h(on)f(the)f(bindabilit)n(y)208 3246 y(of)i(comp)r(onen)n (t-t)n(yp)r(es)e(of)i(\014le-t)n(yp)r(es)f(do)r(es)h(not)g(apply)f (here.)101 3404 y Fv(b\))k(T1)e(is)g(the)h(real-t)n(yp)r(e)f(and)g(T2)g (is)h(the)g(in)n(teger-t)n(yp)r(e.)111 3562 y(c\))g(T1)f(is)g(the)h (complex-t)n(yp)r(e)f(and)h(T2)f(is)g(either)h(the)g(in)n(teger-t)n(yp) r(e)e(or)h(the)h(real-t)n(yp)r(e.)101 3719 y(d\))h(T1)34 b(and)g(T2)h(are)e(compatible)i(ordinal-t)n(yp)r(es,)g(and)f(the)i(v)-5 b(alue)34 b(of)h(t)n(yp)r(e)g(T2)f(is)h(in)g(the)g(closed)f(in)n(terv) -5 b(al)208 3819 y(sp)r(eci\014ed)27 b(b)n(y)h(the)g(t)n(yp)r(e)g(T1.) 111 3977 y(e\))g(T1)i(and)g(T2)g(are)g(compatible)g(set-t)n(yp)r(es,)h (and)f(all)g(the)h(mem)n(b)r(ers)f(of)h(the)g(v)-5 b(alue)30 b(of)h(t)n(yp)r(e)f(T2)g(are)g(in)h(the)208 4076 y(closed)26 b(in)n(terv)-5 b(al)28 b(sp)r(eci\014ed)f(b)n(y)h(the)g(base-t)n(yp)r (e)e(of)i(T1.)116 4234 y(f)6 b(\))29 b(T1)c(and)h(T2)f(are)g (compatible,)h(T1)f(is)h(a)f(string-t)n(yp)r(e)g(or)g(the)h(c)n(har-t)n (yp)r(e,)f(and)g(the)i(length)f(of)f(the)h(v)-5 b(alue)26 b(of)208 4334 y(T2)h(is)g(less)g(than)h(or)f(equal)g(to)g(the)h (capacit)n(y)f(of)g(T1)g(\(see)h Ft(6.4.3.3)p Fv(\).)0 4491 y(A)n(t)g(an)n(y)f(place)g(where)g(the)h(rule)f(of)h(assignmen)n (t-compatibilit)n(y)e(is)h(used)106 4649 y(a\))h(it)f(shall)g(b)r(e)g (an)g(error)e(if)j(T1)e(and)h(T2)g(are)f(compatible)h(ordinal-t)n(yp)r (es)f(and)h(the)g(v)-5 b(alue)27 b(of)g(t)n(yp)r(e)g(T2)g(is)g(not)208 4749 y(in)g(the)h(closed)f(in)n(terv)-5 b(al)27 b(sp)r(eci\014ed)h(b)n (y)g(the)f(t)n(yp)r(e)h(T1;)101 4907 y(b\))h(it)g(shall)f(b)r(e)h(an)f (error)f(if)i(T1)g(and)f(T2)g(are)g(compatible)g(set-t)n(yp)r(es)h(and) f(a)g(mem)n(b)r(er)h(of)g(the)g(v)-5 b(alue)28 b(of)h(t)n(yp)r(e)208 5006 y(T2)e(is)g(not)h(in)g(the)g(closed)f(in)n(terv)-5 b(al)27 b(sp)r(eci\014ed)g(b)n(y)h(the)g(base-t)n(yp)r(e)e(of)i(the)g (t)n(yp)r(e)g(T1;)0 5255 y Ft(40)p eop 41 52 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))411 523 y Fv(c\))c(it)f(shall)f(b)r(e)h(an)f(error)f(if)i(T1)g(and)f(T2)g 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b(or)e(real-t)n(yp)r(e)h(to)g(b)r(e)h(assignmen)n(t-compatible)e(with)i (a)f(complex-t)n(yp)r(e,)g(an)g(implicit)h(in)n(teger-to-complex)300 1594 y(con)n(v)n(ersion)c(or)i(real-to-complex)e(con)n(v)n(ersion,)h (resp)r(ectiv)n(ely)-7 b(,)26 b(shall)i(b)r(e)g(p)r(erformed)f(\(see)g Ft(6.4.2.2)j(e\))p Fv(\).)300 1752 y(A)n(t)f(an)n(y)f(place)g(where)g (the)h(rule)f(of)h(assignmen)n(t-compatibilit)n(y)d(is)j(used)f(to)h (require)e(a)i(v)-5 b(alue)28 b(of)h(the)f(c)n(har-t)n(yp)r(e)300 1851 y(to)j(b)r(e)h(assignmen)n(t-compatible)e(with)h(a)g(string-t)n (yp)r(e,)h(the)g(c)n(har-t)n(yp)r(e)d(v)-5 b(alue)32 b(shall)f(b)r(e)g(treated)g(as)g(a)g(v)-5 b(alue)31 b(of)300 1951 y(the)c(canonical-string-t)n(yp)r(e)c(with)k(length)g(1)f(and)g (with)g(the)h(comp)r(onen)n(t-v)-5 b(alue)26 b(equal)f(to)i(the)f(c)n (har-t)n(yp)r(e)f(v)-5 b(alue.)300 2109 y(A)n(t)27 b(an)n(y)g(place)g (where)f(the)i(rule)e(of)i(assignmen)n(t-compatibilit)n(y)d(is)i(used)g (to)g(require)f(a)h(v)-5 b(alue)27 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(discriminated-sc)n(hema)f(shall)h(b)r(e)g(pro)r(duced)g(from)g(the)h (sc)n(hema)e(denoted)i(b)n(y)f(the)300 2782 y(sc)n(hema-name)31 b Fk(of)i Fv(the)g(discriminated-sc)n(hema)e(with)i(the)g(tuple)g (denoted)g(b)n(y)f(the)h(actual-discriminan)n(t-part)300 2881 y Fk(of)38 b Fv(the)g(discriminated-sc)n(hema.)66 b(The)38 b(bindabilit)n(y)g(denoted)g(b)n(y)f(the)i(discriminated-sc)n (hema)d(shall)h(b)r(e)i(the)300 2981 y(bindabilit)n(y)25 b(asso)r(ciated)e(with)i(the)g(tuple)g(b)n(y)f(the)h(sc)n(hema.)35 b(The)24 b(initial)h(state)f(denoted)h(b)n(y)f(the)h(discriminated-)300 3081 y(sc)n(hema)31 b(shall)g(b)r(e)i(the)f(initial)g(state)g(asso)r (ciated)e(with)j(the)f(tuple)g(b)n(y)g(the)g(sc)n(hema.)49 b(The)32 b(tuple)g(shall)g(consist)300 3180 y(of)f(the)g(v)-5 b(alues)31 b(of)g(the)g(discriminan)n(t-v)-5 b(alues)30 b Fk(of)h Fv(the)g(actual-discriminan)n(t-part)e(tak)n(en)h(in)h (textual)g(order;)h(the)300 3280 y(t)n(yp)r(e)c(of)f(eac)n(h)g(suc)n(h) g(discriminan)n(t-v)-5 b(alue)26 b(shall)h(b)r(e)h(compatible)f(with)h (the)g(t)n(yp)r(e)f(of)h(the)f(corresp)r(onding)f(formal)300 3379 y(discriminan)n(t)i(of)g(the)g(sc)n(hema.)38 b(It)29 b(shall)e(b)r(e)i(a)f(dynamic-violation)e(if)j(the)g(tuple)f(is)h(not)f (in)g(the)h(domain)f(of)g(the)300 3479 y(sc)n(hema.)40 b(A)29 b(t)n(yp)r(e)g(pro)r(duced)g(from)f(a)h(sc)n(hema)f(with)h(a)g (tuple)g(shall)g(b)r(e)g(distinct)h(from)e(a)h(t)n(yp)r(e)g(pro)r (duced)f(from)300 3579 y(the)g(sc)n(hema)f(with)h(a)f(distinct)h(tuple) g(and)g(from)f(all)g(t)n(yp)r(es)h(pro)r(duced)f(from)h(a)f(distinct)h (sc)n(hema)f(with)h(a)f(tuple.)508 3731 y(discriminated-sc)n(hema)53 b(=)83 b(sc)n(hema-name)26 b(actual-discriminan)n(t-part)53 b(.)508 3897 y(actual-discriminan)n(t-part)f(=)83 b(`)p Fk(\()p Fv(')28 b(discriminan)n(t-v)-5 b(alue)27 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(discriminan)n(t-v)-5 b(alue)55 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)508 4063 y(discriminan)n(t-v)-5 b(alue)54 b(=)82 b(expression)54 b(.)300 4251 y(An)41 b(ev)-5 b(aluation)41 b(of)g(an)g(actual-discriminan)n(t-part)d(shall)j (constitute)g(the)h(ev)-5 b(aluation)40 b(in)h(implemen)n(tation-)300 4350 y(dep)r(enden)n(t)19 b(order)e(of)h(the)h(discriminan)n(t-v)-5 b(alues)17 b Fk(in)h Fv(the)h(actual-discriminan)n(t-part.)32 b(Within)19 b(the)g(commencemen)n(t)300 4450 y(of)f(either)h(an)f (activ)-5 b(ation)18 b(of)g(a)g(blo)r(c)n(k,)i(a)e(mo)r(dule-heading,)h (or)f(a)g(mo)r(dule-blo)r(c)n(k,)h Fk(closest-containing)c Fv(a)j(discriminan)n(t-)300 4550 y(v)-5 b(alue,)30 b(the)g(discriminan) n(t-v)-5 b(alue)28 b(shall)h(denote)g(the)h(v)-5 b(alue)29 b(denoted)h(b)n(y)f(the)h(expression)e Fk(in)h Fv(the)h(discriminan)n (t-)300 4649 y(v)-5 b(alue.)34 b(Ev)-5 b(aluation)17 b(of)h(a)g(discriminan)n(t-v)-5 b(alue)18 b(shall)g(constitute)g(ev)-5 b(aluation)18 b(of)g(the)h(expression)e Fk(in)h Fv(the)h(discriminan)n (t-)300 4749 y(v)-5 b(alue.)300 4907 y(A)24 b(discriminated-sc)n(hema)e (that)i(denotes)f(a)h(t)n(yp)r(e)f(pro)r(duced)h(from)f(the)h(required) f(sc)n(hema)g Ft(string)g Fv(shall)g(denote)300 5006 y(an)k(initial)h(state)g(that)f(is)h(totally-unde\014ned)f(and)h(the)g (bindabilit)n(y)f(that)h(is)g(non)n(bindable.)3805 5255 y Ft(43)p eop 44 55 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.4.9)f(T)m(yp)s(e-inquiry)0 705 y Fv(A)e(t)n(yp)r(e-inquiry)f(shall) g(denote)h(a)f(t)n(yp)r(e,)h(bindabilit)n(y)-7 b(,)28 b(and)f(initial)h(state.)208 857 y(t)n(yp)r(e-inquiry)54 b(=)83 b(`)p Fk(t)n(yp)r(e)p Fv(')28 b(`)p Fk(of)p Fv(')f(t)n(yp)r (e-inquiry-ob)5 b(ject)54 b(.)208 1023 y(t)n(yp)r(e-inquiry-ob)5 b(ject)54 b(=)82 b(v)-5 b(ariable-name)54 b Fu(j)28 b Fv(parameter-iden)n(ti\014er)53 b(.)0 1211 y(The)18 b(t)n(yp)r(e)h (denoted)f(b)n(y)h(a)e(t)n(yp)r(e-inquiry)h(shall)g(b)r(e)h(the)g(t)n (yp)r(e)f(p)r(ossessed)g(b)n(y)g(the)g(v)-5 b(ariable-iden)n(ti\014er) 17 b(or)h(parameter-)0 1310 y(iden)n(ti\014er)37 b Fk(contained)g Fv(b)n(y)g(the)h(t)n(yp)r(e-inquiry)-7 b(.)66 b(The)38 b(bindabilit)n(y)g(denoted)f(b)n(y)g(a)h(t)n(yp)r(e-inquiry)f(shall)g (b)r(e)h(the)0 1410 y(bindabilit)n(y)24 b(p)r(ossessed)f(b)n(y)h(the)h (v)-5 b(ariable-iden)n(ti\014er)22 b(or)h(parameter-iden)n(ti\014er)f Fk(contained)h Fv(b)n(y)h(the)h(t)n(yp)r(e-inquiry)-7 b(.)0 1509 y(The)18 b(initial)h(state)f(denoted)h(b)n(y)f(a)g(t)n(yp)r (e-inquiry)g(shall)g(b)r(e)h(the)f(initial)h(state)f(p)r(ossessed)g(b)n (y)g(the)h(v)-5 b(ariable-iden)n(ti\014er)0 1609 y(or)21 b(parameter-iden)n(ti\014er)e Fk(contained)h Fv(b)n(y)h(the)h(t)n(yp)r (e-inquiry)-7 b(.)35 b(A)21 b(parameter-iden)n(ti\014er)f Fk(in)h Fv(a)g(t)n(yp)r(e-inquiry-ob)5 b(ject)0 1709 y(shall)24 b(ha)n(v)n(e)f(its)i(de\014ning-p)r(oin)n(t)f(in)h(a)e(v)-5 b(alue-parameter-sp)r(eci\014cation)22 b(or)i(v)-5 b (ariable-parameter-sp)r(eci\014cation)20 b Fk(in)0 1808 y Fv(the)28 b(formal-parameter-list)d Fk(closest-containing)f Fv(the)k(t)n(yp)r(e-inquiry-ob)5 b(ject.)0 1966 y Fq(Example:)262 2066 y Fl(procedure)39 b(p\(var)j(a)h(:)g(VVector\);)262 2165 y(var)f(b)h(:)g(type)f(of)h(a;)436 2265 y Fu(f)p Fl(parameter)c(a)k(and)g(variable)d(b)j(will)f(have)g(the)g(same)g (type)p Fu(g)0 2533 y Ft(6.4.10)30 b(Example)g(of)i(a)g(t)m(yp)s (e-de\014nition-part)131 2715 y Fl(type)262 2814 y(natural)40 b(=)j(0..maxint;)262 2914 y(count)e(=)i(integer)e(value)g(1;)262 3014 y(range)g(=)i(integer;)262 3113 y(year)e(=)j(1900..1999;)87 3313 y Fu(f)f Fa(Count,)e(range,)g Fl(and)i Fa(integer)e Fl(denote)g(the)h(same)g(type;)f Fa(range)h Fl(and)174 3412 y Fa(integer)f Fl(have)h(the)g(same)g(initial)f(state)g (\(undefined\).)e(The)j(types)g(denoted)174 3512 y(by)h Fa(year)f Fl(and)g Fa(natural)f Fl(are)h(compatible)e(with,)h(but)i (not)f(the)g(same)g(as,)174 3611 y(the)h(type)f(denoted)e(by)j Fa(range,)e(count,)g Fl(and)i Fa(integer)p Fl(.)737 b Fu(g)262 3811 y Fl(colour)41 b(=)i(\(red,)e(yellow,)g(green,)g(blue\);) 262 3910 y(sex)h(=)h(\(male,)e(female\);)262 4010 y(shape)g(=)i (\(triangle,)d(rectangle,)f(circle\);)262 4110 y(punchedcard)g(=)k (array)e([1..80])g(of)i(char;)262 4209 y(charsequence)38 b(=)43 b(file)f(of)h(char;)262 4309 y(angle)e(=)i(real)f(value)g(0.0;) 262 4408 y(subpolar)e(=)j(record)828 4508 y(r)g(:)g(real;)828 4608 y(theta)f(:)h(angle)741 4707 y(end;)262 4807 y(indextype)c(=)44 b(1..limit;)262 4907 y(vector)d(=)i(array)e([indextype])e(of)k(real;) 262 5006 y(person)e(=)i Fu(")g Fl(persondetails)38 b(value)k(nil;)0 5255 y Ft(44)p eop 45 56 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))562 523 y Fl(persondetails)38 b(=)43 b(record)1302 623 y(name,)1302 722 y(firstname)d(:)k(charsequence;)1302 822 y(age)304 b(:)44 b(natural;)1302 922 y(married)128 b(:)44 b(Boolean;)1302 1021 y(father,)1302 1121 y(child,)1302 1220 y(sibling)128 b(:)44 b(person;)1302 1320 y(case)e(s)i(:)f(sex)f(of)1390 1420 y(male)129 b(:)43 b(\(enlisted,)1826 1519 y(bearded)d(:)j (Boolean\);)1390 1619 y(female)e(:)i(\(mother,)1826 1719 y(programmer)c(:)k(Boolean\))1259 1818 y(end;)562 1918 y(initially)p 963 1918 27 4 v 27 w(42)g(=)g(integer)e(value)g(42;)562 2017 y(quiver)g(=)i(array)e([1..10])g(of)i(vector;)562 2117 y(sieve)e(=)i(set)g(of)f(1..20;)562 2217 y(FileOfInteger)c(=)43 b(file)f(of)h(integer;)562 2316 y(VectorIndex)c(=)k(1)g(..)g(maxint;) 562 2416 y(Bindable)p 919 2416 V 28 w(FOI)f(=)h(bindable)d (FileOfInteger;)562 2516 y(VVector\(vlength)o(:)d(VectorIndex\))i(=)910 2615 y(array)j([1)g(..)h(vlength])e(of)h(real;)562 2715 y(Pixel)f(=)i(set)g(of)f(colour;)562 2814 y(DeviceStatusTyp)o(e)37 b(=)44 b(\(Busy,)d(LineBreak,)e(OutOfPaper,)g(ParityError\);)562 2914 y(namestring)g(=)k(string\(20\);)562 3014 y(SWidth)e(=)i(0)g(..)g (1023;)562 3113 y(SHeight)d(=)j(0)h(..)e(2047;)562 3213 y(Screen\(width:)c(SWidth;)i(height:)h(SHeight\))f(=)954 3313 y(array[0)g(..)j(height,)e(0)i(..)g(width])e(of)i(Pixel;)562 3412 y(Positive)127 b(=)43 b(1..MaxMatrix;)562 3512 y(Matrix\(M,N)c(:)k (Positive\))d(=)j(array[1..M,)c(1..N])j(of)g(real;)562 3611 y(M)h(=)g(Matrix\(5,10\);)562 3711 y(colour)p 831 3711 V 28 w(map\(formal)p 1299 3711 V 28 w(discriminant)38 b(:)43 b(colour\))e(=)823 3811 y(record)823 3910 y(case)h(formal)p 1310 3910 V 29 w(discriminant)c(of)954 4010 y(red:)172 b(\(red)p 1483 4010 V 30 w(field)42 b(:)h(integer)e(value)g (ord\(red\)\);)954 4110 y(yellow:)f(\(yellow)p 1615 4110 V 29 w(field)h(:)j(integer)c(value)i(ord\(yellow\)\);)954 4209 y(green:)84 b(\(green)p 1571 4209 V 29 w(field)42 b(:)h(integer)e(value)g(ord\(green\)\);)954 4309 y(blue:)128 b(\(blue)p 1527 4309 V 30 w(field)41 b(:)i(integer)e(value)h (ord\(blue\)\);)823 4408 y(end;)300 4658 y Fr(6.5)c(Declarations)e(and) i(denotations)g(of)f(v)-6 b(ariables)300 4828 y Ft(6.5.1)30 b(V)-8 b(ariable-declarations)508 4976 y Fv(v)j(ariable-declaration)52 b(=)83 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')37 b(t)n(yp)r(e-denoter)54 b(.)3805 5255 y Ft(45)p eop 46 57 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 568 y Fv(v)-5 b(ariable-iden)n(ti\014er)53 b(=)83 b(iden)n(ti\014er)55 b(.)0 755 y(The)18 b(o)r(ccurrence)f(of)i(an)f(iden)n(ti\014er)g Fk(in)g Fv(the)h(iden)n(ti\014er-list)f Fk(of)g Fv(a)g(v)-5 b(ariable-declaration)16 b Fk(of)i Fv(the)h(v)-5 b (ariable-declaration-)0 855 y(part)21 b Fk(of)h Fv(a)g(blo)r(c)n(k,)g (a)g(mo)r(dule-heading,)g(or)f(a)h(mo)r(dule-blo)r(c)n(k)f(shall)h (constitute)g(its)g(de\014ning-p)r(oin)n(t)g(for)f(the)h(region)0 955 y(that)i(is)f(the)g(blo)r(c)n(k,)h(the)f(mo)r(dule-heading,)h(or)e (the)i(mo)r(dule-blo)r(c)n(k,)f(resp)r(ectiv)n(ely)-7 b(.)35 b(Eac)n(h)22 b(applied)h(o)r(ccurrence)f(of)0 1054 y(that)28 b(iden)n(ti\014er)f(shall)g(b)r(e)h(a)f(v)-5 b(ariable-iden)n(ti\014er.)36 b(Within)28 b(an)f(activ)-5 b(ation)27 b(of)h(the)g(blo)r(c)n(k,)f(the)h(mo)r(dule-heading,)0 1154 y(or)h(the)h(mo)r(dule-blo)r(c)n(k,)f(all)h(applied)f(o)r (ccurrences)f(of)i(that)g(iden)n(ti\014er)f(shall)g(denote)h(the)g (same)f(corresp)r(onding)0 1254 y(v)-5 b(ariable)31 b(\(see)h Ft(6.2.3.2)j(g\))p Fv(\))d(and)g(shall)f(p)r(ossess)g(the)i(t)n(yp)r(e) f(and)g(initial)h(state)e(denoted)i(b)n(y)e(the)i(t)n(yp)r(e-denoter)0 1353 y Fk(of)41 b Fv(the)g(v)-5 b(ariable-declaration.)74 b(The)41 b(v)-5 b(ariable-iden)n(ti\014er)39 b(shall)h(p)r(ossess)g (the)h(bindabilit)n(y)g(denoted)g(b)n(y)g(the)0 1453 y(t)n(yp)r(e-denoter,)25 b(unless)f(the)h(v)-5 b(ariable-iden)n (ti\014er)23 b(is)i(a)f(program-parameter)d(or)i(a)i(mo)r (dule-parameter,)e(in)i(whic)n(h)0 1553 y(case)33 b(the)h(v)-5 b(ariable-iden)n(ti\014er)33 b(shall)g(p)r(ossess)g(the)h(bindabilit)n (y)g(that)g(is)g(bindable.)56 b(If)34 b(the)h(v)-5 b(ariable-iden)n (ti\014er)0 1652 y(is)33 b(a)g(program-parameter)d(or)j(a)g(mo)r (dule-parameter,)g(an)n(y)g(corresp)r(onding)e(v)-5 b(ariable)33 b(shall)g(b)r(e)h(designated)e(a)0 1752 y(program-parameter)j(or)j(a)h (mo)r(dule-parameter,)h(resp)r(ectiv)n(ely)-7 b(.)70 b(The)40 b(t)n(yp)r(e-denoter)e(shall)g(not)h Fk(contain)f Fv(an)0 1851 y(applied)28 b(o)r(ccurrence)e(of)h(the)h(iden)n (ti\014er.)0 2009 y(The)22 b(structure)f(of)g(a)g(v)-5 b(ariable)21 b(p)r(ossessing)f(a)h(structured-t)n(yp)r(e)g(shall)g(b)r (e)h(the)g(structure)f(of)h(the)g(structured-t)n(yp)r(e.)208 2161 y(v)-5 b(ariable-name)53 b(=)83 b([)55 b(imp)r(orted-in)n (terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(v)-5 b(ariable-iden)n(ti\014er)54 b(.)0 2349 y(A)28 b(v)-5 b(ariable-name)26 b(shall)h(denote)h(the)g(v)-5 b(ariable)26 b(denoted)i(b)n(y)f(the)h(v)-5 b(ariable-iden)n(ti\014er) 26 b Fk(of)i Fv(the)g(v)-5 b(ariable-name.)0 2507 y(The)30 b(o)r(ccurrence)e(of)h(an)g(imp)r(orted-in)n(terface-iden)n(ti\014er)g Fk(in)g Fv(a)g(v)-5 b(ariable-name)28 b(shall)h(b)r(e)h(the)g (de\014ning-p)r(oin)n(t)f(of)0 2606 y(eac)n(h)22 b(imp)r(orted)h(v)-5 b(ariable-iden)n(ti\014er)22 b(asso)r(ciated)f(with)j(the)f(imp)r (orted-in)n(terface-iden)n(ti\014er)e(for)i(the)g(region)f(that)0 2706 y(is)27 b(the)h(v)-5 b(ariable-iden)n(ti\014er)26 b Fk(of)i Fv(the)g(v)-5 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Fv(that)h(o)r(ccurs)e(in)h(the)h (full)f(form.)0 4848 y(The)g(abbreviated)e(form)h(and)h(the)g(full)g (form)f(shall)h(b)r(e)g(equiv)-5 b(alen)n(t.)0 5006 y(The)26 b(order)e(of)i(b)r(oth)g(the)g(ev)-5 b(aluation)25 b(of)h(the)g (index-expressions)e Fk(of)p Fv(,)i(and)g(the)g(access)e(to)i(the)g (arra)n(y-v)-5 b(ariable)22 b(or)0 5255 y Ft(48)p eop 49 60 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(string-v)-5 b(ariable)25 b Fk(of)p Fv(,)j(an)f(indexed-v)-5 b(ariable)27 b(shall)g(b)r(e)h(implemen)n(tation-dep)r(enden)n(t.)300 681 y Fq(Examples:)562 780 y Fl(m[k][1])562 880 y(m[k,)41 b(1])300 1071 y Fn(NOTE)26 b(|)f(2)h(These)g(t)n(w)n(o)g(examples)g (denote)f(the)g(same)h(comp)r(onen)n(t-v)l(ariable.)300 1306 y Ft(6.5.3.3)j(Field-designators)300 1476 y Fv(A)i (\014eld-designator)d(either)i(shall)g(denote)g(that)h(comp)r(onen)n(t) f(of)g(the)h(record-v)-5 b(ariable)27 b Fk(of)j Fv(the)h (\014eld-designator)300 1576 y(asso)r(ciated)d(\(see)h Ft(6.4.3.4)p Fv(\))e(with)j(the)f(\014eld-iden)n(ti\014er)g Fk(of)h Fv(the)f(\014eld-sp)r(eci\014er)g Fk(of)g Fv(the)h (\014eld-designator)d(or)h(shall)300 1675 y(denote)h(the)g(v)-5 b(ariable)28 b(denoted)i(b)n(y)e(the)i(\014eld-designator-iden)n (ti\014er)d(\(see)i Ft(6.9.3.10)p Fv(\))d Fk(of)j Fv(the)h (\014eld-designator.)300 1775 y(A)e(record-v)-5 b(ariable)25 b(shall)i(b)r(e)h(a)f(v)-5 b(ariable-access)25 b(that)j(denotes)f(a)g (v)-5 b(ariable)27 b(p)r(ossessing)f(a)h(record-t)n(yp)r(e.)300 1933 y(The)34 b(o)r(ccurrence)e(of)i(a)f(record-v)-5 b(ariable)31 b Fk(in)j Fv(a)f(\014eld-designator)f(shall)h(constitute)h (the)g(de\014ning-p)r(oin)n(t)g(of)g(the)300 2032 y(\014eld-iden)n (ti\014ers)27 b(asso)r(ciated)g(with)i(comp)r(onen)n(ts)e(of)h(the)g (record-t)n(yp)r(e)f(p)r(ossessed)f(b)n(y)i(the)g(record-v)-5 b(ariable,)26 b(for)300 2132 y(the)i(region)e(that)i(is)g(the)g (\014eld-sp)r(eci\014er)f Fk(of)g Fv(the)h(\014eld-designator.)508 2284 y(\014eld-designator)53 b(=)83 b(record-v)-5 b(ariable)24 b(`)p Fk(.)p Fv(')37 b(\014eld-sp)r(eci\014er)55 b Fu(j)28 b Fv(\014eld-designator-iden)n(ti\014er)53 b(.)508 2450 y(record-v)-5 b(ariable)52 b(=)83 b(v)-5 b(ariable-access)52 b(.)508 2616 y(\014eld-sp)r(eci\014er)i(=)83 b(\014eld-iden)n(ti\014er) 55 b(.)300 2804 y Fq(Examples:)562 2903 y Fl(p2)p Fu(")n Fl(.mother)562 3003 y(Good)p 743 3003 27 4 v 29 w(thru.year)300 3161 y Fv(An)25 b(access)e(to)h(a)g(comp)r(onen)n(t)h(of)f(a)g(v)-5 b(arian)n(t)23 b(of)i(a)f(v)-5 b(arian)n(t-part,)23 b(where)h(the)h (selector)e(of)h(the)h(v)-5 b(arian)n(t-part)23 b(is)h(not)300 3260 y(a)j(\014eld,)h(shall)f(attribute)h(to)g(the)g(selector)e(the)i (v)-5 b(alue)27 b(asso)r(ciated)g(\(see)g Ft(6.4.3.4)p Fv(\))f(with)i(the)g(v)-5 b(arian)n(t.)300 3418 y(It)31 b(shall)f(b)r(e)h(an)g(error)e(unless)h(a)g(v)-5 b(arian)n(t)30 b(of)h(a)f(record-v)-5 b(ariable)28 b(is)i(activ)n(e)g(for)g(the)h(en)n (tiret)n(y)f(of)h(eac)n(h)f(reference)300 3518 y(and)d(access)g(to)g (eac)n(h)g(comp)r(onen)n(t)g(of)h(the)g(v)-5 b(arian)n(t.)300 3676 y(When)28 b(a)f(v)-5 b(arian)n(t)27 b(b)r(ecomes)g(non-activ)n(e,) f(all)i(of)f(its)h(comp)r(onen)n(ts)f(shall)g(b)r(ecome)h (totally-unde\014ned.)300 3825 y Fn(NOTES)300 4016 y(1)e(If)g(the)f (selector)i(of)f(a)g(v)l(arian)n(t-part)f(is)i(unde\014ned,)d(then)h (no)h(v)l(arian)n(t)f(of)h(the)g(v)l(arian)n(t-part)f(is)h(activ)n(e.) 300 4149 y(2)g(When)f(a)h(v)l(arian)n(t)f Ff(b)l(e)l(c)l(omes)30 b(active)p Fn(,)d(it)e(is)i(not)e Ff(cr)l(e)l(ate)l(d)j Fn(and)d(therefore)i(its)f(initial)h(state)f(do)r(es)g(not)g(apply)-6 b(.)300 4383 y Ft(6.5.4)30 b(Iden)m(ti\014ed-v)-5 b(ariables)300 4554 y Fv(An)25 b(iden)n(ti\014ed-v)-5 b(ariable)24 b(shall)g(denote)g (the)h(v)-5 b(ariable,)25 b(if)g(an)n(y)-7 b(,)24 b(iden)n(ti\014ed)i (b)n(y)e(the)h(v)-5 b(alue)24 b(of)h(the)g(p)r(oin)n(ter-v)-5 b(ariable)300 4653 y Fk(of)28 b Fv(the)g(iden)n(ti\014ed-v)-5 b(ariable)26 b(\(see)i Ft(6.4.4)e Fv(and)h Ft(6.7.5.3)p Fv(\).)508 4810 y(iden)n(ti\014ed-v)-5 b(ariable)54 b(=)82 b(p)r(oin)n(ter-v)-5 b(ariable)26 b(`)p Fu(")p Fv(')55 b(.)508 4976 y(p)r(oin)n(ter-v)-5 b(ariable)53 b(=)83 b(v)-5 b(ariable-access)52 b(.)3805 5255 y Ft(49)p eop 50 61 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(A)20 b(p)r(oin)n(ter-v)-5 b(ariable)17 b(shall)i(b)r(e)h(a)f(v)-5 b(ariable-access)17 b(that)j(denotes)f(a)g(v)-5 b(ariable)18 b(p)r(ossessing)g(a)h(p)r(oin)n(ter-t)n(yp)r(e.)34 b(It)19 b(shall)0 623 y(b)r(e)26 b(an)f(error)f(if)i(the)g(p)r(oin)n(ter-v)-5 b(ariable)24 b Fk(of)h Fv(an)g(iden)n(ti\014ed-v)-5 b(ariable)25 b(either)g(denotes)h(a)f(nil-v)-5 b(alue)25 b(or)g(is)g(unde\014ned.)0 722 y(It)k(shall)g(b)r(e)g(an)g(error)e(to)i(remo)n(v)n(e)e(from)i(the) g(set)g(of)g(v)-5 b(alues)29 b(of)g(the)g(p)r(oin)n(ter-t)n(yp)r(e)f (the)i(iden)n(tifying-v)-5 b(alue)28 b(of)h(an)0 822 y(iden)n(ti\014ed-v)-5 b(ariable)27 b(\(see)g Ft(6.7.5.3)p Fv(\))f(when)h(a)h(reference)e(to)i(the)g(iden)n(ti\014ed-v)-5 b(ariable)26 b(exists.)0 980 y Fq(Examples:)262 1079 y Fl(p1)p Fu(")262 1179 y Fl(p1)p Fu(")n Fl(.father)p Fu(")262 1279 y Fl(p1)p Fu(")n Fl(.sibling)p Fu(")l Fl(.father)p Fu(")0 1521 y Ft(6.5.5)k(Bu\013er-v)-5 b(ariables)0 1694 y Fv(A)36 b(\014le-v)-5 b(ariable)34 b(shall)h(b)r(e)h(a)f(v)-5 b(ariable-access)32 b(that)k(denotes)f(a)g(v)-5 b(ariable)34 b(p)r(ossessing)g(a)h(\014le-t)n(yp)r(e.)61 b(A)35 b(bu\013er-)0 1794 y(v)-5 b(ariable)39 b(shall)h(denote)h(a)f(v)-5 b(ariable)39 b(asso)r(ciated)g(with)i(the)g(v)-5 b(ariable)40 b(denoted)g(b)n(y)g(the)h(\014le-v)-5 b(ariable)39 b Fk(of)i Fv(the)0 1893 y(bu\013er-v)-5 b(ariable.)50 b(A)33 b(bu\013er-v)-5 b(ariable)32 b(asso)r(ciated)f(with)i(a)f(text\014le)h (shall)f(p)r(ossess)f(the)i(c)n(har-t)n(yp)r(e;)h(otherwise,)0 1993 y(a)d(bu\013er-v)-5 b(ariable)30 b(shall)h(p)r(ossess)g(the)h (comp)r(onen)n(t-t)n(yp)r(e)f Fk(of)g Fv(the)h(\014le-t)n(yp)r(e)f(p)r (ossessed)g(b)n(y)g(the)h(\014le-v)-5 b(ariable)30 b Fk(of)0 2093 y Fv(the)g(bu\013er-v)-5 b(ariable.)42 b(The)30 b(initial)g(state)f(p)r(ossessed)g(b)n(y)g(a)g(bu\013er-v)-5 b(ariable)29 b(shall)g(b)r(e)h(totally-unde\014ned.)43 b(The)0 2192 y(bindabilit)n(y)28 b(p)r(ossessed)e(b)n(y)i(a)f (bu\013er-v)-5 b(ariable)26 b(shall)h(b)r(e)h(non)n(bindable.)208 2345 y(bu\013er-v)-5 b(ariable)54 b(=)82 b(\014le-v)-5 b(ariable)26 b(`)p Fu(")p Fv(')55 b(.)208 2511 y(\014le-v)-5 b(ariable)54 b(=)82 b(v)-5 b(ariable-access)53 b(.)0 2698 y Fq(Examples:)262 2798 y Fl(input)p Fu(")262 2897 y Fl(pooltape[2])p Fu(")0 3055 y Fv(It)37 b(shall)g(b)r(e)g(an)g(error) e(to)i(alter)f(the)h(v)-5 b(alue)37 b(of)g(a)f(\014le-v)-5 b(ariable)36 b(f)i(when)f(a)f(reference)g(to)h(the)g(bu\013er-v)-5 b(ariable)0 3155 y(f)p Fu(")37 b Fv(exists.)64 b(A)37 b(reference)f(or)g(an)g(access)g(to)g(a)h(bu\013er-v)-5 b(ariable)35 b(shall)i(constitute)g(a)f(reference)g(or)g(an)g(access,)0 3254 y(resp)r(ectiv)n(ely)-7 b(,)27 b(to)g(the)h(asso)r(ciated)f (\014le-v)-5 b(ariable.)0 3497 y Ft(6.5.6)30 b(Substring-v)-5 b(ariables)0 3670 y Fv(A)39 b(substring-v)-5 b(ariable)36 b(shall)i(denote)g(a)g(v)-5 b(ariable)38 b(p)r(ossessing)f(a)h(new)g (\014xed-string-t)n(yp)r(e.)68 b(The)39 b(bindabilit)n(y)0 3770 y(p)r(ossessed)27 b(b)n(y)g(the)h(substring-v)-5 b(ariable)25 b(shall)i(b)r(e)h(non)n(bindable.)208 3922 y(substring-v)-5 b(ariable)53 b(=)82 b(string-v)-5 b(ariable)26 b(`)p Fk([)p Fv(')i(index-expression)d(`)p Fk(..)p Fv(')38 b(index-expression)25 b(`)p Fk(])p Fv(')56 b(.)0 4110 y(The)31 b(index-expressions)f Fk(in)h Fv(a)g(substring-v)-5 b(ariable)29 b(shall)i(p)r(ossess)f(the)i(in)n(teger-t)n(yp)r(e.)47 b(It)31 b(shall)g(b)r(e)h(an)f(error)f(if)0 4209 y(the)k(string-v)-5 b(ariable)31 b Fk(of)j Fv(the)f(substring-v)-5 b(ariable)32 b(is)h(unde\014ned,)j(or)c(if)i(the)g(v)-5 b(alue)33 b(of)g(an)h(index-expression)d Fk(in)0 4309 y Fv(a)h(substring-v)-5 b(ariable)30 b(is)i(less)g(than)h(1)f(or)f(greater)g(than)h(the)h (length)f(of)h(the)g(v)-5 b(alue)32 b(of)g(the)h(string-v)-5 b(ariable)30 b Fk(of)0 4408 y Fv(the)i(substring-v)-5 b(ariable,)31 b(or)g(if)h(the)g(v)-5 b(alue)32 b(of)f(the)h(\014rst)g (index-expression)e(is)h(greater)f(than)i(the)g(v)-5 b(alue)32 b(of)g(the)0 4508 y(second)i(index-expression.)57 b(The)34 b(capacit)n(y)g(of)h(the)g(\014xed-string-t)n(yp)r(e)e(p)r (ossessed)h(b)n(y)g(the)h(v)-5 b(ariable)34 b(denoted)0 4608 y(b)n(y)28 b(the)h(substring-v)-5 b(ariable)26 b(shall)i(b)r(e)h (equal)f(to)g(one)g(plus)h(the)f(v)-5 b(alue)29 b(of)f(the)h(second)e (index-expression)g(min)n(us)0 4707 y(the)32 b(v)-5 b(alue)32 b(of)g(the)g(\014rst)g(index-expression.)47 b(The)32 b(comp)r(onen)n(ts)g(of)f(the)i(v)-5 b(ariable)30 b(denoted)i(b)n(y)g (the)g(substring-)0 4807 y(v)-5 b(ariable)23 b(shall)g(b)r(e,)i(in)f (order)e(of)i(increasing)e(index,)j(the)f(con)n(tiguous)f(comp)r(onen)n (ts)g(of)h(the)g(string-v)-5 b(ariable)21 b(from)0 4907 y(the)32 b(comp)r(onen)n(t)f(that)h(corresp)r(onds)e(to)h(the)h(v)-5 b(alue)32 b(of)f(the)h(\014rst)g(index-expression)d(through)i(the)h (comp)r(onen)n(t)0 5006 y(that)c(corresp)r(onds)e(to)h(the)h(v)-5 b(alue)28 b(of)f(the)h(second)f(index-expression.)0 5255 y Ft(50)p eop 51 62 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(The)f(order)f(of)h(b)r(oth)h(the)f(ev)-5 b(aluation)31 b(of)g(the)g(index-expressions)e Fk(of)p Fv(,)j(and)f(the)h(access)e (to)h(the)g(string-v)-5 b(ariable)300 623 y Fk(of)p Fv(,)28 b(a)f(substring-v)-5 b(ariable)25 b(shall)i(b)r(e)h(implemen)n (tation-dep)r(enden)n(t.)300 780 y(It)22 b(shall)g(b)r(e)h(an)e(error)g (to)h(alter)f(the)h(length)h(of)f(the)g(v)-5 b(alue)22 b(of)g(a)g(string-v)-5 b(ariable)20 b(when)i(a)g(reference)f(to)h(a)g (substring)300 880 y(of)29 b(the)g(string-v)-5 b(ariable)26 b(exists.)40 b(A)30 b(reference)d(or)h(an)h(access)e(to)i(a)f (substring)g(of)h(a)f(v)-5 b(ariable)28 b(shall)g(constitute)h(a)300 980 y(reference)e(or)f(access,)h(resp)r(ectiv)n(ely)-7 b(,)27 b(to)g(the)h(v)-5 b(ariable.)300 1228 y Fr(6.6)38 b(Initial)c(states)300 1398 y Fv(The)e(initial)g(state)g(sp)r (eci\014ed)g(b)n(y)g(an)g(initial-state-sp)r(eci\014er)f(shall)g(b)r(e) i(the)f(state)g(b)r(earing)f(the)h(v)-5 b(alue)32 b(denoted)300 1497 y(b)n(y)27 b(the)h(comp)r(onen)n(t-v)-5 b(alue)27 b Fk(of)h Fv(the)g(initial-state-sp)r(eci\014er.)508 1649 y(initial-state-sp)r(eci\014er)54 b(=)82 b(`)p Fk(value)p Fv(')28 b(comp)r(onen)n(t-v)-5 b(alue)54 b(.)300 1837 y(An)25 b(expression)d Fk(contained)h Fv(b)n(y)h(the)g(comp)r(onen)n (t-v)-5 b(alue)24 b Fk(of)g Fv(an)g(initial-state-sp)r(eci\014er)f (shall)g(b)r(e)i(non)n(v)-5 b(arying)22 b(\(see)300 1937 y Ft(6.8.2)p Fv(\).)55 b(The)34 b(t)n(yp)r(e)g(of)h(a)e(comp)r(onen)n (t-v)-5 b(alue)34 b Fk(of)g Fv(an)f(initial-state-sp)r(eci\014er)g Fk(of)h Fv(a)g(t)n(yp)r(e-denoter)g(shall)f(b)r(e)i(the)300 2036 y(t)n(yp)r(e)28 b(denoted)f(b)n(y)h(the)g(t)n(yp)r(e-denoter.)300 2186 y Fn(NOTES)300 2373 y(1)21 b(Within)f(an)g(activ)l(ation,)i(the)e (comp)r(onen)n(t-v)l(alue)f Fm(of)i Fn(an)f(initial-state-sp)r (eci\014er)i(denotes)e(one)h(or)f(more)g(constan)n(t)h(v)l(alues.)300 2501 y(2)28 b(Eac)n(h)g(state)h(of)f(a)h(v)l(ariable)f(that)g(has)g(no) g(v)l(alue)f(attributed)g(to)i(it)f(is)g(unde\014ned.)39 b(The)28 b(state)h(of)f(a)h(v)l(ariable)f(that)g(has)300 2593 y(no)e(v)l(alue)f(attributed)g(to)h(it,)g(and)f(whose)i(comp)r (onen)n(ts)e(are)h(totally-unde\014ned,)f(is)h(totally-unde\014ned.)33 b(See)26 b Fh(6.2.4)p Fn(.)300 2721 y(3)31 b(When)e(a)i(t)n(yp)r (e-denoter)d Fm(closest-contains)i Fn(a)h(new-structured-t)n(yp)r(e,)e (the)h(initial-state-sp)r(eci\014er)i(is)e(asso)r(ciated)j(with)300 2813 y(\(and)18 b(therefore)h(m)n(ust)d(b)r(e)i(compatible)g(with\))h (the)e(en)n(tire)h(structured-t)n(yp)r(e,)h(not)e(with)i(its)f(comp)r (onen)n(t-t)n(yp)r(e)e(or)j(base-t)n(yp)r(e)300 2904 y(\(as)26 b(appropriate\).)35 b(F)-6 b(or)26 b(example)575 3051 y Fg(type)79 b(S)39 b(=)h(array)g([1..8])h(of)f(char)g(value)g ([1..8:)h('*'];)300 3199 y Fn(is)26 b(v)l(alid,)g(and)f(the)h(initial)h (state)f(denoted)f(b)n(y)g(S)g(is)h(an)g(arra)n(y)g(of)g(eigh)n(t)g (stars;)h(whereas)575 3346 y Fg(type)79 b(S)39 b(=)h(array)g([1..8])h (of)f(char)g(value)g('*';)300 3493 y Fn(is)26 b(a)g(violation.)300 3622 y(4)19 b(The)h(comp)r(onen)n(t-v)l(alue)d(of)j(an)f (initial-state-sp)r(eci\014er)h(consists)h(of)e(an)h(assignmen)n (t-compatible)e(expression,)j(an)e(arra)n(y-)300 3713 y(v)l(alue,)26 b(or)g(a)g(record-v)l(alue)f(\(see)h Fh(6.8.7.1)p Fn(\).)300 3962 y Fr(6.7)38 b(Pro)s(cedure)f(and)h(function)f (declarations)300 4131 y Ft(6.7.1)30 b(Pro)s(cedure-declarations)508 4279 y Fv(pro)r(cedure-declaration)52 b(=)83 b(pro)r(cedure-heading)25 b(`)p Fk(;)p Fv(')j(remote-directiv)n(e)1350 4379 y Fu(j)125 b Fv(pro)r(cedure-iden)n(ti\014cation)26 b(`)p Fk(;)p Fv(')h(pro)r(cedure-blo)r(c)n(k)1350 4478 y Fu(j)125 b Fv(pro)r(cedure-heading)25 b(`)p Fk(;)p Fv(')j(pro)r(cedure-blo)r(c)n (k)53 b(.)508 4644 y(pro)r(cedure-heading)g(=)82 b(`)p Fk(p)n(ro)r(cedure)p Fv(')28 b(iden)n(ti\014er)f([)56 b(formal-parameter-list)c(])k(.)508 4810 y(pro)r(cedure-iden)n (ti\014cation)d(=)83 b(`)p Fk(p)n(ro)r(cedure)p Fv(')27 b(pro)r(cedure-iden)n(ti\014er)54 b(.)508 4976 y(pro)r(cedure-iden)n (ti\014er)f(=)83 b(iden)n(ti\014er)55 b(.)3805 5255 y Ft(51)p eop 52 63 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 568 y Fv(pro)r(cedure-blo)r(c)n(k)53 b(=)83 b(blo)r(c)n(k)54 b(.)208 734 y(pro)r(cedure-name)f(=)83 b([)55 b(imp)r(orted-in)n (terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(pro)r(cedure-iden)n(ti\014er)54 b(.)0 922 y(A)27 b(pro)r(cedure-name) d(shall)i(denote)g(the)h(pro)r(cedure)e(denoted)h(b)n(y)g(the)h(pro)r (cedure-iden)n(ti\014er)e Fk(of)h Fv(the)g(pro)r(cedure-)0 1021 y(name.)0 1179 y(The)32 b(o)r(ccurrence)e(of)h(an)h(imp)r (orted-in)n(terface-iden)n(ti\014er)e Fk(in)h Fv(a)g(pro)r(cedure-name) f(shall)h(b)r(e)h(the)g(de\014ning-p)r(oin)n(t)0 1279 y(of)24 b(eac)n(h)f(imp)r(orted)h(pro)r(cedure-iden)n(ti\014er)f(asso)r 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b(iden)n(ti\014er)h(ha)n(ving)g(a)g(de\014ning-p)r(oin)n(t)g(as)g(a)g (pro)r(cedure-iden)n(ti\014er)e(in)j(a)f(pro)r(cedure-heading)e Fk(of)j Fv(a)f(pro)r(cedure-)0 2947 y(and-function-heading-part)k Fk(of)i Fv(a)f(mo)r(dule-heading)g(shall)g(ha)n(v)n(e)g(exactly)g(one)g (of)h(its)g(applied)f(o)r(ccurrences)g(in)g(a)0 3047 y(pro)r(cedure-iden)n(ti\014cation)29 b Fk(of)i Fv(a)g(pro)r (cedure-declaration)d Fk(of)j Fv(a)f(pro)r (cedure-and-function-declaration-part)d Fk(of)0 3147 y Fv(the)h(mo)r(dule-blo)r(c)n(k)f(that)h(is)f(asso)r(ciated)g(with)h (the)g(mo)r(dule-heading)f(\(see)g Ft(6.11.1)p Fv(\).)0 3304 y(The)i(o)r(ccurrence)e(of)h(a)g(pro)r(cedure-blo)r(c)n(k)f Fk(in)h Fv(a)g(pro)r(cedure-declaration)e(shall)i(asso)r(ciate)f(the)i (pro)r(cedure-blo)r(c)n(k)0 3404 y(with)43 b(the)g(iden)n(ti\014er)f Fk(in)g Fv(the)h(pro)r(cedure-heading,)h(or)e(with)h(the)g(pro)r (cedure-iden)n(ti\014er)d Fk(in)j Fv(the)f(pro)r(cedure-)0 3504 y(iden)n(ti\014cation,)29 b Fk(of)g Fv(the)g(pro)r 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b(it)i(has)305 1719 y(the)f(same)g(effect)f (as)i(the)g(required)d(procedure)g(extend)h(\(see)h Ft(6.7.5.2)p Fl(\).)305 1818 y(Simpler)f(conditioning)d(is)43 b(possible)d (\(without)h(using)g(extend\))g(only)h(if)305 1918 y(additional)e (assumptions)f(are)j(made)g(about)f(the)i(initial)d(state)i(of)h(the)f (file.)305 2017 y Fu(g)218 2117 y Fl(var)305 2217 y(LocalCopy)e(:)j (FileOfInteger;)305 2416 y(procedure)d(CopyFiles)g(\(var)i(from,)f (into)h(:)h(FileOfInteger\);)305 2516 y(begin)392 2615 y(reset\(from\);)c(rewrite\(into\);)392 2715 y(while)j(not)g (eof\(from\))e(do)j(begin)392 2814 y(into)p Fu(")f Fl(:=)g(from)p Fu(")n Fl(;)392 2914 y(put\(into\);)e(get\(from\))392 3014 y(end)305 3113 y(end)i Fu(f)i Fl(of)e(CopyFiles)e Fu(g)p Fl(;)218 3313 y(begin)h Fu(f)j Fl(of)e(body)g(of)h (PrepareForAppend)o(ing)37 b Fu(g)305 3412 y Fl(CopyFiles\(f,)i (LocalCopy\);)305 3512 y(CopyFiles\(LocalC)o(opy)o(,)e(f\))218 3611 y(end)42 b Fu(f)h Fl(of)g(PrepareForAppendi)o(ng)37 b Fu(g)p Fl(;)218 3811 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y(asso)r(ciated)j(b)n(y)h(the)g(sc)n (hema)f(with)i(eac)n(h)e(tuple)i(in)f(the)h(sc)n(hema's)e(domain,)g (unless)h(a)g(t)n(yp)r(e)g(pro)r(duced)g(from)g(the)300 2840 y(sc)n(hema)g(with)h(suc)n(h)f(a)g(tuple)h(is)g(a)f(\014le-t)n(yp) r(e.)300 3043 y Fn(NOTE)f(|)f(2)h(F)-6 b(or)26 b(an)f(example)g(of)i(a) f(pro)r(cedure)f(with)h(a)g(sc)n(hema)f(v)l(ariable)i(parameter,)e(see) h(program)g(4\))g(in)f Fh(6.12)p Fn(.)300 3254 y Fv(A)42 b(t)n(yp)r(e)g(pro)r(duced)g(from)f(a)g(sc)n(hema)g(with)i(a)e(tuple)h (shall)g(b)r(e)g(designated)f Fq(schematic)p Fv(.)81 b(A)42 b(t)n(yp)r(e)g(denoted)300 3354 y(b)n(y)34 b(a)g(restricted-t)n (yp)r(e)g(shall)g(b)r(e)h(designated)f Fq(schematic)i Fv(if)f(the)g(underlying-t)n(yp)r(e)e(of)i(the)g(restricted-t)n(yp)r(e) e(is)300 3454 y(sc)n(hematic.)42 b(Either)29 b(b)r(oth)h(of)g(the)g(t)n (yp)r(es)f(of)h(a)f(formal-parameter)e(and)i(its)h(corresp)r(onding)d (actual-parameter)300 3553 y(shall)g(b)r(e)h(sc)n(hematic,)f(or)g (neither)h(of)f(the)h(t)n(yp)r(es)g(shall)f(b)r(e)h(sc)n(hematic.)300 3711 y(If)j(the)f(parameter-form)e Fk(of)i Fv(a)g(v)-5 b(ariable-parameter-sp)r(eci\014cation)26 b Fk(contains)j Fv(a)h(t)n(yp)r(e-name)g(or)f(a)h(t)n(yp)r(e-inquiry)300 3811 y(and)35 b(the)h(underlying-t)n(yp)r(e)f(of)g(the)h(t)n(yp)r(e)f (denoted)h(b)n(y)f(the)h(t)n(yp)r(e-name)f(or)f(t)n(yp)r(e-inquiry)h (is)g(not)h(sc)n(hematic,)300 3910 y(either)24 b(the)g(t)n(yp)r(es)g(p) r(ossessed)f(b)n(y)h(the)g(formal-parameter)d(and)j(the)h (actual-parameter)c(shall)j(b)r(e)g(the)g(same)g(t)n(yp)r(e)300 4010 y(or)33 b(the)i(t)n(yp)r(e)f(p)r(ossessed)g(b)n(y)g(one)g(shall)f (b)r(e)i(the)g(underlying-t)n(yp)r(e)e(of)h(the)h(t)n(yp)r(e)g(p)r (ossessed)e(b)n(y)h(the)g(other.)57 b(If)300 4110 y(the)23 b(parameter-form)e Fk(of)i Fv(a)g(v)-5 b(ariable-parameter-sp)r (eci\014cation)19 b Fk(contains)j Fv(a)h(t)n(yp)r(e-name)f(or)g(a)h(t)n (yp)r(e-inquiry)f(and)300 4209 y(the)31 b(underlying-t)n(yp)r(e)e(of)i 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y(parameter-list,)e(if)i(an)n(y)-7 b(,)30 b Fk(closest-contained)d Fv(b)n(y)i(the)h(formal-parameter-section)c (and)j(the)h(formal-parameter-)0 2020 y(list,)36 b(if)f(an)n(y)-7 b(,)35 b(that)g(de\014nes)f(the)g(formal-parameters)e(of)i(the)g(pro)r (cedure)g(denoted)g(b)n(y)g(the)g(actual-parameter)0 2120 y(shall)27 b(b)r(e)h(congruous,)e(or)h(neither)g (formal-parameter-list)e(shall)i(o)r(ccur.)0 2359 y Ft(6.7.3.5)i(F)-8 b(unctional)32 b(parameters)0 2531 y Fv(An)25 b(actual-parameter)c(con) n(tained)j(in)g(the)h(activ)-5 b(ation-p)r(oin)n(t)23 b(of)h(an)g(activ)-5 b(ation)24 b(of)g(a)f(blo)r(c)n(k)h(and)g(corresp) r(onding)0 2630 y(to)38 b(a)f(formal)g(functional)h(parameter)e(of)i (the)g(blo)r(c)n(k)f(shall)h(b)r(e)g(a)f(function-name.)68 b(Within)38 b(the)g(activ)-5 b(ation,)0 2730 y(the)39 b(formal-parameter)d(and)j(its)f(asso)r(ciated)g(function-iden)n (ti\014er)g(shall)h(denote)f(the)h(function)h(denoted)e(b)n(y)0 2830 y(the)c(actual-parameter.)52 b(The)33 b(function)h(shall)f(b)r(e)h (one)f(that)h(is)f(con)n(tained)g(b)n(y)g(an)g(activ)-5 b(ation.)54 b(The)33 b(formal-)0 2929 y(parameter-list,)28 b(if)i(an)n(y)-7 b(,)30 b Fk(closest-contained)d Fv(b)n(y)i(the)h (formal-parameter-section)c(and)j(the)h(formal-parameter-)0 3029 y(list,)25 b(if)g(an)n(y)-7 b(,)24 b(that)h(de\014nes)f(the)h (formal-parameters)d(of)i(the)h(function)f(denoted)h(b)n(y)f(the)h (actual-parameter)c(shall)0 3128 y(b)r(e)i(congruous,)f(or)g(neither)h (formal-parameter-list)e(shall)h(o)r(ccur.)35 b(If)23 b(the)g(result-t)n(yp)r(e)g Fk(closest-contained)d Fv(b)n(y)j(the)0 3228 y(formal-parameter-section)g(denotes)k(a)f(t)n(yp)r(e)h(not)g(pro) r(duced)f(from)g(a)h(sc)n(hema,)f(that)h(result-t)n(yp)r(e)f(shall)g (denote)0 3328 y(the)31 b(same)f(t)n(yp)r(e)h(as)f(the)h(t)n(yp)r(e)f (of)h(the)g(function;)h(otherwise,)f(the)g(t)n(yp)r(e)g(denoted)f(b)n (y)h(the)f(result-t)n(yp)r(e)h(shall)f(b)r(e)0 3427 y(pro)r(duced)k 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(of)g(formal-parameter-)0 4807 y(sections)46 b(and)h(if)g(the)g (formal-parameter-sections)c(in)48 b(corresp)r(onding)c(p)r(ositions)j (matc)n(h.)94 b(Tw)n(o)46 b(formal-)0 4907 y(parameter-sections)37 b(shall)j(matc)n(h)g(if)g(all)g(of)g(the)g(statemen)n(ts)g(in)g(at)g (least)f(one)h(of)g(the)g(follo)n(wing)f(sections)0 5006 y(are)27 b(true.)0 5255 y Ft(62)p eop 63 74 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))406 523 y Fv(a\))109 b(1\))27 b(They)d(are)f(b)r(oth)h(v)-5 b(alue-parameter-sp)r(eci\014cations)21 b(con)n(taining)i(the)h(same)f (n)n(um)n(b)r(er)h(of)g(parameters.)589 681 y(2\))j(Either)g(b)r(oth)h Fk(contain)f Fv(protected)g(or)g(neither)g Fk(contains)g Fv(protected.)589 839 y(3\))g(All)h(the)g(parameters)e(p)r(ossess)h (the)h(same)f(bindabilit)n(y)-7 b(.)589 996 y(4\))27 b(The)36 b(sc)n(hema-name)e Fk(in)h Fv(the)h(parameter-form)d Fk(of)j Fv(eac)n(h)f(v)-5 b(alue-parameter-sp)r(eci\014cation)32 b(denotes)690 1096 y(the)44 b(same)e(sc)n(hema,)k(or)d(the)g(t)n(yp)r (e-name)g Fk(in)g Fv(the)g(parameter-form)e Fk(of)i Fv(eac)n(h)f(v)-5 b(alue-parameter-)690 1196 y(sp)r(eci\014cation)35 b(denotes)f(the)h (same)g(t)n(yp)r(e)g(not)f(pro)r(duced)h(from)f(a)h(sc)n(hema,)h(or)e (the)h(t)n(yp)r(e-name)f Fk(in)690 1295 y Fv(the)23 b(parameter-form)e Fk(of)i Fv(eac)n(h)f(v)-5 b(alue-parameter-sp)r(eci\014cation)20 b(denotes)j(a)f(t)n(yp)r(e)h(that)h(is)e(pro)r(duced)690 1395 y(from)29 b(the)g(same)g(sc)n(hema,)g(or)f(the)h(v)-5 b(ariable-name)28 b Fk(closest-contained)e Fv(b)n(y)j(the)g(t)n(yp)r (e-inquiry)g Fk(in)g Fv(the)690 1494 y(parameter-form)i(of)h(eac)n(h)g (v)-5 b(alue-parameter-sp)r(eci\014cation)30 b(denotes)j(the)g(same)f (v)-5 b(ariable,)33 b(or)f(the)690 1594 y(parameter-iden)n(ti\014er)e Fk(closest-contained)e Fv(b)n(y)j(the)h(t)n(yp)r(e-inquiry)f Fk(in)g Fv(the)h(parameter-form)d Fk(of)j Fv(eac)n(h)690 1694 y(v)-5 b(alue-parameter-sp)r(eci\014cation)29 b(denotes)j (parameter-iden)n(ti\014ers)e(with)i(their)g(de\014ning-p)r(oin)n(ts)g (in)690 1793 y(corresp)r(onding)45 b(p)r(ositions)h(in)h(the)h (formal-parameter-list)c Fk(closest-contained)g Fv(b)n(y)i(the)h (formal-)690 1893 y(parameter-section)19 b(and)h(the)h (formal-parameter-list)d(that)j(de\014nes)g(the)g(formal-parameters)d (of)j(the)690 1993 y(pro)r(cedure)29 b(or)g(function)i(denoted)f(b)n(y) f(the)i(actual-parameter.)41 b(It)30 b(shall)g(b)r(e)g(a)g (dynamic-violation)690 2092 y(if)j(the)g(t)n(yp)r(e-name)f Fk(in)g Fv(the)h(parameter-form)d Fk(of)i Fv(eac)n(h)g(v)-5 b(alue-parameter-sp)r(eci\014cation)29 b(denotes)j(a)690 2192 y(t)n(yp)r(e)c(pro)r(duced)f(from)h(the)g(same)f(sc)n(hema)f(but)i (not)g(with)g(the)g(same)f(tuple.)401 2350 y(b\))110 b(1\))27 b(They)68 b(are)f(b)r(oth)h(v)-5 b(ariable-parameter-sp)r (eci\014cations)64 b(con)n(taining)j(the)h(same)g(n)n(um)n(b)r(er)f(of) 690 2449 y(parameters.)589 2607 y(2\))27 b(Either)g(b)r(oth)h Fk(contain)f Fv(protected)g(or)g(neither)g Fk(contains)g Fv(protected.)589 2765 y(3\))g(Unless)c(the)g(parameters)e(p)r(ossess)h (a)h(\014le-t)n(yp)r(e,)g(all)g(the)g(parameters)e(p)r(ossess)h(the)i (same)e(bindabilit)n(y)-7 b(.)589 2922 y(4\))27 b(The)d(sc)n(hema-name) e Fk(in)h Fv(the)h(parameter-form)d Fk(of)i Fv(eac)n(h)g(v)-5 b(ariable-parameter-sp)r(eci\014cation)19 b(denotes)690 3022 y(the)35 b(same)f(sc)n(hema,)h(or)f(the)h(t)n(yp)r(e-name)f Fk(in)g Fv(the)h(parameter-form)d Fk(of)j Fv(eac)n(h)e(v)-5 b(ariable-parameter-)690 3122 y(sp)r(eci\014cation)24 b(denotes)g(the)g(same)g(t)n(yp)r(e)g(not)h(pro)r(duced)e(from)h(a)g (sc)n(hema,)g(or)f(the)i(t)n(yp)r(e-name)f Fk(in)g Fv(the)690 3221 y(parameter-form)h Fk(of)j Fv(eac)n(h)f(v)-5 b (ariable-parameter-sp)r(eci\014cation)23 b(denotes)28 b(a)f(t)n(yp)r(e)g(that)h(is)f(pro)r(duced)690 3321 y(from)i(the)g (same)g(sc)n(hema,)g(or)f(the)h(v)-5 b(ariable-name)28 b Fk(closest-contained)e Fv(b)n(y)j(the)g(t)n(yp)r(e-inquiry)g Fk(in)g Fv(the)690 3421 y(parameter-form)20 b Fk(of)i Fv(eac)n(h)f(v)-5 b(ariable-parameter-sp)r(eci\014cation)18 b(denotes)k(the)g(same)g(v)-5 b(ariable,)22 b(or)f(the)690 3520 y(parameter-iden)n(ti\014er)30 b Fk(closest-contained)e Fv(b)n(y)j(the)h(t)n(yp)r(e-inquiry)f Fk(in)g Fv(the)h(parameter-form)d Fk(of)j Fv(eac)n(h)690 3620 y(v)-5 b(ariable-parameter-sp)r (eci\014cation)29 b(denotes)k(parameter-iden)n(ti\014ers)d(with)k (their)f(de\014ning-p)r(oin)n(ts)690 3719 y(in)h(corresp)r(onding)e(p)r (ositions)i(in)g(the)g(formal-parameter-list)d Fk(closest-contained)g Fv(b)n(y)j(the)g(formal-)690 3819 y(parameter-section)19 b(and)h(the)h(formal-parameter-list)d(that)j(de\014nes)g(the)g (formal-parameters)d(of)j(the)690 3919 y(pro)r(cedure)29 b(or)g(function)i(denoted)f(b)n(y)f(the)i(actual-parameter.)41 b(It)30 b(shall)g(b)r(e)g(a)g(dynamic-violation)690 4018 y(if)h(the)f(t)n(yp)r(e-name)f Fk(in)h Fv(the)g(parameter-form)e Fk(of)h Fv(eac)n(h)g(v)-5 b(ariable-parameter-sp)r(eci\014cation)26 b(denotes)690 4118 y(a)h(t)n(yp)r(e)h(pro)r(duced)f(from)h(the)g(same)f (sc)n(hema)f(but)j(not)e(with)h(the)g(same)f(tuple.)411 4276 y(c\))h(They)50 b(are)f(b)r(oth)i(pro)r(cedural-parameter-sp)r (eci\014cations)c(and)j(the)h(formal-parameter-lists)c Fk(of)k Fv(the)508 4375 y(pro)r(cedure-headings)25 b(thereof)i(are)g (congruous.)401 4533 y(d\))i(They)d(are)g(b)r(oth)h (functional-parameter-sp)r(eci\014cations,)d(the)j (formal-parameter-lists)c Fk(of)k Fv(the)g(function-)508 4633 y(headings)18 b(thereof)i(are)e(congruous,)i(and)f(the)h(t)n(yp)r (e-names)f Fk(of)h Fv(the)g(result-t)n(yp)r(es)f Fk(of)h Fv(the)g(function-headings)508 4732 y(thereof)27 b(denote)g(the)h(same) f(t)n(yp)r(e.)411 4890 y(e\))h(They)22 b(are)g(either)h(b)r(oth)g(v)-5 b(alue-conforman)n(t-arra)n(y-sp)r(eci\014cations)18 b(or)k(b)r(oth)h(v)-5 b(ariable-conforman)n(t-arra)n(y-)508 4990 y(sp)r(eci\014cations;)43 b(and)38 b(in)g(b)r(oth)h(cases)e(the)i (conforman)n(t-arra)n(y-parameter-)o(sp)r(eci\014cations)32 b(con)n(tain)38 b(the)3805 5255 y Ft(63)p eop 64 75 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y Fv(same)g(n)n(um)n(b)r(er)g(of)h(parameters)e(and)i(equiv)-5 b(alen)n(t)32 b(conforman)n(t-arra)n(y-forms.)44 b(Tw)n(o)31 b(conforman)n(t-arra)n(y-)208 623 y(forms)22 b(shall)h(b)r(e)h(equiv)-5 b(alen)n(t)23 b(if)g(all)g(of)g(the)h(follo)n(wing)e(four)h(statemen)n (ts)g(are)f(true)h(and)g(either)g(b)r(oth)h Fk(contain)208 722 y Fv(protected)j(or)f(neither)i Fk(contains)e Fv(protected.)289 880 y(1\))h(There)g(is)h(a)f(single)g(index-t)n(yp)r(e-sp)r (eci\014cation)g(in)h(eac)n(h)e(conforman)n(t-arra)n(y-form.)289 1038 y(2\))h(The)h(ordinal-t)n(yp)r(e-name)e Fk(in)h Fv(eac)n(h)g(index-t)n(yp)r(e-sp)r(eci\014cation)g(denotes)g(the)h (same)f(t)n(yp)r(e.)289 1196 y(3\))g(Either)57 b(the)g(\(comp)r(onen)n (t\))g(conforman)n(t-arra)n(y-forms)52 b(of)57 b(the)g(conforman)n (t-arra)n(y-forms)52 b(are)390 1295 y(equiv)-5 b(alen)n(t)34 b(or)f(the)h(t)n(yp)r(e-names)f(of)h(the)g(conforman)n(t-arra)n (y-forms)29 b(denote)34 b(the)g(same)f(t)n(yp)r(e)h(and)390 1395 y(bindabilit)n(y)-7 b(.)289 1553 y(4\))27 b(Either)51 b(b)r(oth)h(conforman)n(t-arra)n(y-forms)47 b(are)j(pac)n(k)n (ed-conforman)n(t-arra)n(y-forms)45 b(or)51 b(b)r(oth)h(are)390 1652 y(unpac)n(k)n(ed-conforman)n(t-arra)n(y-forms.)0 1802 y Fn(NOTES)0 2019 y(1)26 b(The)g(abbreviated)f(conforman)n(t-arra) n(y-form)g(and)h(its)g(corresp)r(onding)g(full)h(form)e(are)h(equiv)l (alen)n(t)f(\(see)h Fh(6.7.3.7\))p Fn(.)0 2178 y(2)g(F)-6 b(or)26 b(the)f(status)h(of)g(item)f(e\))h(see)g Fh(5.1)k(a\))p Fn(,)c Fh(5.1)j(b\))p Fn(,)e Fh(5.1)i(c\))p Fn(,)e Fh(5.2)i(a\))p Fn(,)e(and)e Fh(5.2)k(b\))p Fn(.)0 2429 y Ft(6.7.3.7)g(Conforman)m(t)j (arra)m(y)i(parameters)0 2579 y Fn(NOTE)26 b(|)f(F)-6 b(or)26 b(the)f(status)h(of)h(this)e(sub)r(clause)i(see)f Fh(5.1)j(a\))p Fn(,)e Fh(5.1)i(b\))p Fn(,)d Fh(5.1)k(c\))p Fn(,)c Fh(5.2)k(a\))p Fn(,)c(and)g Fh(5.2)j(b\))p Fn(.)0 2830 y Ft(6.7.3.7.1)g(General)0 3006 y Fv(The)40 b(o)r(ccurrence)f(of)h (an)g(iden)n(ti\014er)g Fk(in)g Fv(the)h(iden)n(ti\014er-list)f Fk(contained)f Fv(b)n(y)g(a)h(conforman)n(t-arra)n(y-parameter-)0 3105 y(sp)r(eci\014cation)34 b(shall)f(constitute)i(its)f(de\014ning-p) r(oin)n(t)g(as)f(a)h(parameter-iden)n(ti\014er)e(for)h(the)i(region)d (that)j(is)f(the)0 3205 y(formal-parameter-list)25 b Fk(closest-containing)f Fv(it)j(and)h(its)f(de\014ning-p)r(oin)n(t)g (as)g(the)h(asso)r(ciated)e(v)-5 b(ariable-iden)n(ti\014er)0 3305 y(for)38 b(the)h(region)e(that)i(is)g(the)f(blo)r(c)n(k,)j(if)e (an)n(y)-7 b(,)41 b(of)e(whic)n(h)f(it)h(is)f(a)h(formal-parameter.)67 b(A)39 b(v)-5 b(ariable-iden)n(ti\014er)0 3404 y(so)33 b(de\014ned)h(shall)f(b)r(e)h(designated)e(a)h Fq(c)l(onformant-arr)l (ay-p)l(ar)l(ameter)p Fv(.)57 b(If)33 b(the)h(conforman)n(t-arra)n (y-parameter-)0 3504 y(sp)r(eci\014cation)22 b Fk(contains)g Fv(protected,)h(then)g(the)g(v)-5 b(ariable-iden)n(ti\014er)21 b(shall)h(b)r(e)h(designated)f Fq(pr)l(ote)l(cte)l(d)h Fv(\(see)f Ft(6.5.1)p Fv(\).)0 3662 y(The)33 b(o)r(ccurrence)f(of)h(an) g(iden)n(ti\014er)g Fk(in)g Fv(an)f(index-t)n(yp)r(e-sp)r (eci\014cation)h(shall)f(constitute)i(its)f(de\014ning-p)r(oin)n(t)g (as)0 3761 y(a)g(b)r(ound-iden)n(ti\014er)g(for)g(the)h(region)e(that)h (is)h(the)f(formal-parameter-list)e Fk(closest-containing)f Fv(it)k(and)f(for)g(the)0 3861 y(region)23 b(that)h(is)g(the)h(blo)r(c) n(k,)f(if)h(an)n(y)-7 b(,)24 b(whose)g(formal-parameters)d(are)i(sp)r (eci\014ed)i(b)n(y)e(that)i(formal-parameter-list.)208 4013 y(formal-parameter-section)51 b Fp(>)83 b Fv(conforman)n(t-arra)n (y-parameter-s)o(p)r(eci\014cation)50 b(.)208 4179 y(conforman)n (t-arra)n(y-parameter-)o(sp)r(eci\014cation)f(=)812 4279 y([)55 b(`)p Fk(p)n(rotected)p Fv(')g(]\()g(v)-5 b(alue-conforman)n (t-arra)n(y-sp)r(eci\014cation)1366 4379 y Fu(j)28 b Fv(v)-5 b(ariable-conforman)n(t-arra)n(y-sp)r(eci\014cation)49 b(\))56 b(.)208 4545 y(v)-5 b(alue-conforman)n(t-arra)n(y-sp)r (eci\014cation)50 b(=)82 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')38 b(conforman)n(t-arra)n(y-form)50 b(.)208 4711 y(v)-5 b(ariable-conforman)n(t-arra)n(y-sp)r(eci\014ca)o(tion)50 b(=)82 b(`)p Fk(va)n(r)p Fv(')28 b(iden)n(ti\014er-list)g(`)p Fk(:)p Fv(')37 b(conforman)n(t-arra)n(y-form)50 b(.)208 4877 y(conforman)n(t-arra)n(y-form)g(=)83 b(pac)n(k)n(ed-conforman)n (t-arra)n(y-for)o(m)1087 4976 y Fu(j)125 b Fv(unpac)n(k)n(ed-conforman) n(t-arra)n(y-for)o(m)50 b(.)0 5255 y Ft(64)p eop 65 76 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 568 y Fv(pac)n(k)n(ed-conforman)n(t-arra)n(y-for)o(m)50 b(=)82 b(`)p Fk(pack)n(ed)p Fv(')27 b(`)p Fk(a)n(rra)n(y)p Fv(')h(`)p Fk([)p Fv(')f(index-t)n(yp)r(e-sp)r(eci\014cation)g(`)p Fk(])p Fv(')1809 667 y(`)p Fk(of)p Fv(')h(t)n(yp)r(e-name)55 b(.)508 834 y(unpac)n(k)n(ed-conforman)n(t-arra)n(y-for)o(m)50 b(=)82 b(`)p Fk(a)n(rra)n(y)p Fv(')28 b(`)p Fk([)p Fv(')g(index-t)n(yp) r(e-sp)r(eci\014cation)1901 933 y Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(index-t)n(yp)r(e-sp)r(eci\014cation)55 b Fu(g)27 b Fv(`)p Fk(])p Fv(')1901 1033 y(`)p Fk(of)p Fv(')h(\()56 b(t)n(yp)r(e-name)f Fu(j)27 b Fv(conforman)n(t-arra)n(y-form)51 b(\))56 b(.)508 1199 y(index-t)n(yp)r(e-sp)r(eci\014cation)e(=)83 b(iden)n(ti\014er)27 b(`)p Fk(..)p Fv(')37 b(iden)n(ti\014er)28 b(`)p Fk(:)p Fv(')37 b(ordinal-t)n(yp)r(e-name)53 b(.)508 1365 y(primary)h Fp(>)82 b Fv(b)r(ound-iden)n(ti\014er)55 b(.)508 1531 y(b)r(ound-iden)n(ti\014er)g(=)82 b(iden)n(ti\014er)55 b(.)300 1741 y Fn(NOTE)26 b(|)f(1)h(There)g(are)g(also)h(syn)n(tax)e (rules)h(for)h(formal-parameter-section)f(in)f Fh(6.7.3.1)g Fn(and)h(for)g(primary)f(in)g Fh(6.8.1)p Fn(.)300 1930 y Fv(If)19 b(a)f(conforman)n(t-arra)n(y-form)13 b Fk(closest-contains)j Fv(a)i(conforman)n(t-arra)n(y-form,)e(an)i(abbreviated)f(form)h(of)g (de\014nition)300 2030 y(shall)25 b(b)r(e)h(p)r(ermitted.)37 b(In)26 b(the)g(abbreviated)e(form,)i(a)f(single)g(semicolon)g(shall)g (replace)f(the)i(sequence)f Fq(])j(of)h(arr)l(ay)300 2130 y([)f Fv(that)g(o)r(ccurs)f(in)h(the)g(full)g(form.)36 b(The)28 b(abbreviated)f(form)g(and)g(the)h(full)h(form)e(shall)g(b)r (e)h(equiv)-5 b(alen)n(t.)300 2287 y Fq(Examples:)562 2387 y Fl(array)41 b([u..v)h(:)h(T1])f(of)h(array)e([j..k)h(:)h(T2])f (of)h(T3)562 2487 y(array)e([u..v)h(:)h(T1;)f(j..k)g(:)h(T2])g(of)f(T3) 300 2644 y Fv(Within)g(the)g(activ)-5 b(ation)41 b(of)g(the)g(blo)r(c)n (k,)k(applied)c(o)r(ccurrences)f(of)h(the)g(\014rst)g(iden)n(ti\014er)g Fk(of)h Fv(an)f(index-t)n(yp)r(e-)300 2744 y(sp)r(eci\014cation)26 b(shall)f(denote)h(the)h(smallest)f(v)-5 b(alue)25 b(sp)r(eci\014ed)i (b)n(y)f(the)g(corresp)r(onding)e(index-t)n(yp)r(e)i(\(see)g Ft(6.7.3.8)p Fv(\))300 2844 y(p)r(ossessed)33 b(b)n(y)i(the)f (actual-parameter,)g(and)g(applied)h(o)r(ccurrences)e(of)h(the)h (second)f(iden)n(ti\014er)g Fk(of)g Fv(the)h(index-)300 2943 y(t)n(yp)r(e-sp)r(eci\014cation)27 b(shall)g(denote)h(the)g (largest)e(v)-5 b(alue)27 b(sp)r(eci\014ed)h(b)n(y)g(that)f(index-t)n (yp)r(e.)300 3124 y Fn(NOTE)f(|)f(2)h(The)g(ob)t(ject)g(denoted)g(b)n 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b(t)n(yp)r(e)h(p)r(ossessed)e(b)n(y)h(the)g(conforman)n (t-actual-v)-5 b(ariables)25 b(shall)i(b)r(e)i(conformable)e(\(see)h Ft(6.7.3.8)p Fv(\))e(with)j(the)300 3910 y(conforman)n(t-arra)n (y-form,)17 b(and)i(the)h(formal-parameters)d(shall)i(p)r(ossess)f(an)i (arra)n(y-t)n(yp)r(e)d(whic)n(h)i(shall)g(b)r(e)h(distinct)300 4010 y(from)f(an)n(y)f(other)g(t)n(yp)r(e)h(and)g(whic)n(h)g(shall)f (ha)n(v)n(e)g(a)g(comp)r(onen)n(t-t)n(yp)r(e)h(that)g(shall)f(b)r(e)i (the)f(\014xed-comp)r(onen)n(t-t)n(yp)r(e)f(of)300 4110 y(the)29 b(conforman)n(t-arra)n(y-parameters)22 b(de\014ned)29 b(in)g(the)g(conforman)n(t-arra)n(y-parameter-)o(sp)r(eci\014cation)22 b(and)29 b(that)300 4209 y(shall)c(ha)n(v)n(e)f(the)h(index-t)n(yp)r (es)g(of)g(the)g(t)n(yp)r(e)h(p)r(ossessed)e(b)n(y)h(the)g(conforman)n (t-actual-v)-5 b(ariables)21 b(that)26 b(corresp)r(ond)300 4309 y(\(see)k Ft(6.7.3.8)p Fv(\))d(to)j(the)g(index-t)n(yp)r(e-sp)r (eci\014cations)f Fk(contained)f Fv(b)n(y)i(the)g(conforman)n(t-arra)n (y-form)25 b Fk(contained)j Fv(b)n(y)300 4408 y(the)e(conforman)n (t-arra)n(y-parameter-sp)r(eci\014catio)o(n.)31 b(The)26 b(t)n(yp)r(e)g(and)g(initial)g(state)g(denoted)g(b)n(y)f(the)h(t)n(yp)r (e-name)300 4508 y(that)35 b(is)f(not)g Fk(contained)f Fv(b)n(y)h(an)g(index-t)n(yp)r(e-sp)r(eci\014cation)g(and)g(that)g(is)g Fk(contained)f Fv(b)n(y)h(a)g(conforman)n(t-arra)n(y-)300 4608 y(parameter-sp)r(eci\014cation)j(shall)i(b)r(e)g(designated)g(the) g Fq(\014xe)l(d-c)l(omp)l(onent-typ)l(e)g Fv(and)g Fq(\014xe)l(d-c)l (omp)l(onent-initial-)300 4707 y(state)p Fv(,)23 b(resp)r(ectiv)n(ely) -7 b(,)22 b(of)f(the)h(conforman)n(t-arra)n(y-parameters)15 b(de\014ned)22 b(b)n(y)f(that)h(conforman)n(t-arra)n(y-parameter-)300 4807 y(sp)r(eci\014cation.)82 b(The)43 b(formal-parameters)d(shall)j(p) r(ossess)f(the)h(initial)g(state)g(of)g(their)g(t)n(yp)r(e)g(ha)n(ving) f(as)g(its)300 4907 y(comp)r(onen)n(t)30 b(initial)h(state)f(the)h (\014xed-comp)r(onen)n(t-initial-state.)45 b(The)30 b 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b(and)g(corresp)r(onding)e(to)i(the)g(de\014ning-p)r(oin)n (t)g(of)g(the)g(v)-5 b(ariable-iden)n(ti\014er)27 b(asso)r(ciated)f (with)j(the)0 2013 y(formal-parameter)d(\(see)j Ft(6.2.3.2)h(g\))p Fv(\).)41 b(Within)30 b(the)f(activ)-5 b(ation,)29 b(the)g (formal-parameter)d(and)i(its)h(asso)r(ciated)0 2113 y(v)-5 b(ariable-iden)n(ti\014er)29 b(shall)h(denote)g(the)h(v)-5 b(ariable.)44 b(The)30 b(v)-5 b(ariable)29 b(shall)h(b)r(e)h (designated)f(a)g Fq(c)l(onformant-actual-)0 2212 y(variable)h(c)l(orr) l(esp)l(onding)f(to)c Fv(the)h(formal-parameter.)34 b(If)27 b(the)g(t)n(yp)r(e)g(p)r(ossessed)e(b)n(y)h(the)h(expression)e(is)i (the)g(c)n(har-)0 2312 y(t)n(yp)r(e)d(or)f(a)g(string-t)n(yp)r(e,)h (then)g(this)g(v)-5 b(ariable)23 b(shall)h(p)r(ossess)e(a)i (\014xed-string-t)n(yp)r(e)e(with)j(a)e(capacit)n(y)g(equal)g(to)h(the) 0 2411 y(length)f(of)g(the)g(v)-5 b(alue)23 b(of)g(the)g(expression;)g (otherwise,)g(the)h(t)n(yp)r(e)f(p)r(ossessed)f(b)n(y)g(this)i(v)-5 b(ariable)21 b(shall)i(b)r(e)g(the)h(same)0 2511 y(as)d(that)g(p)r (ossessed)f(b)n(y)h(the)h(expression.)33 b(The)22 b(v)-5 b(alue)21 b(of)g(the)h(expression)d(shall)i(b)r(e)h(assignmen)n (t-compatible)e(with)0 2611 y(the)28 b(t)n(yp)r(e)g(of)f(this)h(v)-5 b(ariable.)0 2768 y(The)18 b(\014xed-comp)r(onen)n(t-t)n(yp)r(e)g(of)g (a)g(v)-5 b(alue)19 b(conforman)n(t)e(arra)n(y)f(shall)i(b)r(e)g(one)g (that)h(is)f(p)r(ermitted)h(as)f(the)h(comp)r(onen)n(t-)0 2868 y(t)n(yp)r(e)28 b Fk(of)f Fv(a)h(\014le-t)n(yp)r(e.)0 3026 y(If)43 b(the)g(actual-parameter)e Fk(contains)g Fv(an)i(o)r(ccurrence)e(of)i(a)f(conforman)n(t-arra)n(y-parameter,)f (then)j(for)e(eac)n(h)0 3125 y(o)r(ccurrence)26 b(of)i(the)g(conforman) n(t-arra)n(y-parameter)22 b(con)n(tained)k(b)n(y)i(the)g (actual-parameter,)d(either)106 3283 y(a\))j(the)f(o)r(ccurrence)e(of)i (the)h(conforman)n(t-arra)n(y-parameter)21 b(shall)26 b(b)r(e)i Fk(contained)d Fv(b)n(y)i(a)g(function-designator)208 3383 y Fk(contained)f Fv(b)n(y)h(the)h(actual-parameter;)d(or)101 3541 y(b\))k(the)k(o)r(ccurrence)f(of)h(the)h(conforman)n(t-arra)n (y-parameter)27 b(shall)33 b(b)r(e)h Fk(contained)e Fv(b)n(y)g(an)h (indexed-v)-5 b(ariable)208 3640 y Fk(contained)32 b Fv(b)n(y)g(the)i(actual-parameter,)e(suc)n(h)h(that)h(the)f(t)n(yp)r(e) h(p)r(ossessed)e(b)n(y)h(that)g(indexed-v)-5 b(ariable)32 b(is)208 3740 y(the)c(\014xed-comp)r(onen)n(t-t)n(yp)r(e)e(of)i(the)g (conforman)n(t-arra)n(y-parameter.)0 3979 y Ft(6.7.3.7.3)h(V)-8 b(ariable)32 b(conforman)m(t)f(arra)m(ys)0 4151 y Fv(The)e(iden)n (ti\014er-list)f Fk(in)g Fv(a)g(v)-5 b(ariable-conforman)n(t-arra)n (y-sp)r(eci\014cation)23 b(shall)28 b(b)r(e)h(a)f(list)g(of)h(v)-5 b(ariable)27 b(conforman)n(t)0 4251 y(arra)n(ys.)56 b(Eac)n(h)34 b(actual-parameter)f(corresp)r(onding)g(to)i(a)f(formal)g(v)-5 b(ariable)34 b(parameter)g(shall)g(b)r(e)i(a)e(v)-5 b(ariable-)0 4350 y(access,)28 b(and)g(eac)n(h)f(v)-5 b(ariable)28 b(it)h(denotes)f(shall)g(b)r(e)h(designated)f(a)g Fq(c)l 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b(10206:1990\(E\))300 523 y(6.7.3.8)d(Conformabilit)m(y)300 672 y Fn(NOTE)d(|)f(1)h(F)-6 b(or)26 b(the)f(status)h(of)g(this)g(sub)r(clause)h(see)f Fh(5.1)j(a\))p Fn(,)e Fh(5.1)i(b\))p Fn(,)d Fh(5.1)k(c\))p Fn(,)c Fh(5.2)k(a\))p Fn(,)c(and)g Fh(5.2)j(b\))p Fn(.)300 873 y Fv(Giv)n(en)38 b(a)f(t)n(yp)r(e)h(denoted)g(b)n(y)g(an)f(arra)n (y-t)n(yp)r(e)e Fk(closest-containing)g Fv(a)i(single)h(index-t)n(yp)r (e)f(and)h(a)g(conforman)n(t-)300 973 y(arra)n(y-form)31 b Fk(closest-containing)g Fv(a)i(single)h(index-t)n(yp)r(e-sp)r (eci\014cation,)h(then)f(the)h(index-t)n(yp)r(e)f(and)g(the)g(index-) 300 1072 y(t)n(yp)r(e-sp)r(eci\014cation)c(shall)f(b)r(e)i(designated)e (as)g Fq(c)l(orr)l(esp)l(onding)p Fv(.)46 b(Giv)n(en)30 b(t)n(w)n(o)f(conforman)n(t-arra)n(y-forms)d Fk(closest-)300 1172 y(containing)17 b Fv(a)h(single)g(index-t)n(yp)r(e-sp)r (eci\014cation,)h(then)h(the)e(t)n(w)n(o)g(index-t)n(yp)r(e-sp)r (eci\014cations)g(shall)g(b)r(e)h(designated)300 1272 y(as)27 b Fq(c)l(orr)l(esp)l(onding)p Fv(.)38 b(Let)27 b(T1)g(b)r(e)h(an)f(arra)n(y-t)n(yp)r(e)d(with)k(a)f(single)g(index-t)n (yp)r(e)g(and)g(let)g(T2)g(b)r(e)h(the)g(t)n(yp)r(e)f(denoted)300 1371 y(b)n(y)35 b(the)h(ordinal-t)n(yp)r(e-name)e Fk(of)i Fv(the)g(index-t)n(yp)r(e-sp)r(eci\014cation)f Fk(closest-contained)e Fv(b)n(y)i(a)g(conforman)n(t-arra)n(y-)300 1471 y(form)41 b Fk(closest-containing)d Fv(a)i(single)h(index-t)n(yp)r(e-sp)r (eci\014cation;)47 b(then)42 b(T1)f(shall)f(b)r(e)i(conformable)e(with) i(the)300 1570 y(conforman)n(t-arra)n(y-form)23 b(if)28 b(all)f(the)h(follo)n(wing)f(\014v)n(e)g(statemen)n(ts)g(are)g(true.) 406 1728 y(a\))h(The)f(index-t)n(yp)r(e)h(of)f(T1)g(is)h(compatible)f (with)h(T2.)401 1886 y(b\))h(The)c(smallest)g(and)h(largest)e(v)-5 b(alues)25 b(sp)r(eci\014ed)h(b)n(y)f(the)h(index-t)n(yp)r(e)f(of)h(T1) f(lie)h(within)g(the)g(closed)f(in)n(terv)-5 b(al)508 1986 y(sp)r(eci\014ed)27 b(b)n(y)h(T2.)411 2143 y(c\))g(The)37 b(comp)r(onen)n(t-t)n(yp)r(e)h(of)f(T1)h(denotes)f(the)h(same)f(t)n(yp) r(e)h(and)g(bindabilit)n(y)f(as)h(that)g(denoted)f(b)n(y)h(the)508 2243 y(t)n(yp)r(e-name)i Fk(of)g Fv(the)h(pac)n(k)n(ed-conforman)n (t-arra)n(y-for)o(m)35 b(or)40 b(unpac)n(k)n(ed-conforman)n(t-arra)n (y-for)o(m)35 b Fk(of)41 b Fv(the)508 2343 y(conforman)n(t-arra)n (y-form)33 b(or)k(is)i(conformable)e(to)h(the)g(conforman)n(t-arra)n (y-form)c Fk(closest-contained)h Fv(b)n(y)508 2442 y(the)28 b(conforman)n(t-arra)n(y-form.)401 2600 y(d\))h(Either)20 b(T1)h(is)h(not)f(designated)g(pac)n(k)n(ed)f(and)h(the)h(conforman)n (t-arra)n(y-form)17 b(is)k(an)g(unpac)n(k)n(ed-conforman)n(t-)508 2700 y(arra)n(y-form,)e(or)i(T1)g(is)g(designated)g(pac)n(k)n(ed)g(and) g(the)h(conforman)n(t-arra)n(y-form)17 b(is)k(a)g(pac)n(k)n (ed-conforman)n(t-)508 2799 y(arra)n(y-form.)411 2957 y(e\))28 b(T1)f(denotes)g(the)h(bindabilit)n(y)g(that)g(is)f(non)n (bindable.)300 3149 y Fn(NOTE)f(|)f(2)30 b(The)f(abbreviated)g(and)g 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(\014rst)h(opp)r(ortunit)n(y)-6 b(.)33 b(This)26 b(tec)n(hnique)f(has)h (b)r(een)f(called)i(`lazy)f(I/O'.)0 2864 y Fq(r)l(ewrite\(f)9 b(\))208 2964 y Fv(pre-assertion:)34 b(true.)208 3122 y(p)r(ost-assertion:)h(\(f.L)28 b(=)f(f.R)h(=)g(S\()g(\)\))g(and)f (\(f.M)i(=)e(Generation\))g(and)415 3221 y(\(f)p Fu(")h Fv(is)f(totally-unde\014ned\).)0 3379 y Fq(extend\(f)9 b(\))208 3479 y Fv(pre-assertion:)34 b(The)28 b(comp)r(onen)n(ts)f (f0.L)g(and)h(f0.R)g(are)e(not)i(unde\014ned.)208 3636 y(p)r(ost-assertion:)35 b(\(f.M)28 b(=)f(Generation\))g(and)h(\(f.L)g (=)f(f0.L~f0.R~)g(X\))h(and)g(\(f.R)g(=)f(S\()h(\)\))h(and)415 3736 y(\(f)p Fu(")f Fv(is)f(totally-unde\014ned\),)208 3894 y(where,)i(if)h(f)g(p)r(ossesses)f(the)h(t)n(yp)r(e)f(denoted)h(b) n(y)f(the)h(required)f(t)n(yp)r(e-iden)n(ti\014er)g Ft(text)i Fv(and)e(if)h(f0.L~f0.R)f(is)208 3993 y(not)h(empt)n(y)g(and)g(if)h (\(f0.L~f0.R\).last)f(is)g(not)g(an)g(end-of-line,)g(then)h(X)f(shall)g (b)r(e)h(a)f(sequence)f(ha)n(ving)g(an)208 4093 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Ft(text)p Fv(,)h(the)f(required)f(pro) r(cedures)0 3246 y Ft(read)h Fv(and)g Ft(write)f Fv(shall)g(b)r(e)h (de\014ned)g(as)f(follo)n(ws.)0 3404 y Fq(r)l(e)l(ad)208 3504 y Fv(Let)f(f)i(denote)e(a)h(\014le-v)-5 b(ariable)25 b(and)i(v)1392 3516 y Fj(1)1429 3504 y Fv(,...,v)1588 3516 y Fi(n)1660 3504 y Fv(denote)g(v)-5 b(ariable-accesses)23 b(\(n)p Fp(>)p Fv(=2\);)k(then)g(the)g(pro)r(cedure-)208 3603 y(statemen)n(t)35 b(read\(f,v)883 3615 y Fj(1)920 3603 y Fv(,...,v)1079 3615 y Fi(n)1124 3603 y Fv(\))h(shall)f(access)g (the)h(\014le-v)-5 b(ariable)34 b(and)i(establish)f(a)g(reference)g(to) g(the)h(\014le-)208 3703 y(v)-5 b(ariable)30 b(for)i(the)g(remaining)f (execution)h(of)g(the)g(statemen)n(t.)50 b(The)32 b(execution)f(of)h (the)h(statemen)n(t)e(shall)208 3802 y(b)r(e)d(equiv)-5 b(alen)n(t)27 b(to)429 3960 y Fk(b)r(egin)g(read\(\013,v)932 3972 y Fj(1)970 3960 y Fk(\);)h(read\(\013,v)1342 3972 y Fj(2)1381 3960 y Fk(,...,v)1534 3972 y Fi(n)1579 3960 y Fk(\))g(end)208 4118 y Fv(where)f(\013)h(denotes)f(the)h(referenced)f (\014le-v)-5 b(ariable.)208 4276 y(Let)24 b(f)h(b)r(e)g(a)f(\014le-v)-5 b(ariable)23 b(and)h(v)h(b)r(e)f(a)g(v)-5 b(ariable-access;)23 b(then)i(the)g(pro)r(cedure-statemen)n(t)e(read\(f,v\))h(shall)208 4375 y(access)19 b(the)i(\014le-v)-5 b(ariable)19 b(and)i(establish)f (a)g(reference)g(to)g(that)h(\014le-v)-5 b(ariable)20 b(for)g(the)h(remaining)e(execution)208 4475 y(of)27 b(the)h(statemen)n(t.)37 b(The)28 b(execution)f(of)g(the)h(statemen)n (t)g(shall)f(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)429 4633 y Fk(b)r(egin)f(v)h(:=)f(\013)p Fu(")p Fk(;)h(get\(\013)6 b(\))28 b(end)208 4790 y Fv(where)f(\013)h(denotes)f(the)h(referenced)f (\014le-v)-5 b(ariable.)208 4940 y Fn(NOTE)25 b(|)h(2)19 b(The)h(v)l(ariable-access)h(is)f(not)f(a)h(v)l(ariable)f(parameter.)33 b(Consequen)n(tly)-6 b(,)20 b(it)f(ma)n(y)f(b)r(e)i(a)f(v)l(arian)n (t-selector)0 5255 y Ft(70)p eop 71 82 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fn(or)27 b(a)h(comp)r(onen)n(t)f(of)h(a)g(pac)n(k)n(ed)f (structure,)h(and)f(the)g(v)l(alue)g(of)h(the)g(bu\013er-v)l(ariable)f (need)g(only)g(b)r(e)g(assignmen)n(t-)508 614 y(compatible)e(with)h (it.)300 772 y Fq(write)508 872 y Fv(Let)43 b(f)h(denote)f(a)g (\014le-v)-5 b(ariable)42 b(and)i(e)1785 884 y Fj(1)1822 872 y Fv(,...,e)1974 884 y Fi(n)2063 872 y Fv(denote)f(expressions)f (\(n)p Fp(>)p Fv(=2\);)51 b(then)44 b(the)f(pro)r(cedure-)508 971 y(statemen)n(t)31 b(write\(f,e)1199 983 y Fj(1)1237 971 y Fv(,...,e)1389 983 y Fi(n)1434 971 y Fv(\))h(shall)f(access)f (the)i(\014le-v)-5 b(ariable)30 b(and)h(establish)g(a)g(reference)f(to) i(that)f(\014le-)508 1071 y(v)-5 b(ariable)30 b(for)i(the)g(remaining)f (execution)h(of)g(the)g(statemen)n(t.)50 b(The)32 b(execution)f(of)h (the)h(statemen)n(t)e(shall)508 1171 y(b)r(e)d(equiv)-5 b(alen)n(t)27 b(to)701 1328 y Fk(b)r(egin)g(write\(\013,e)1227 1340 y Fj(1)1265 1328 y Fk(\);)h(write\(\013,e)1660 1340 y Fj(2)1698 1328 y Fk(,...,e)1850 1340 y Fi(n)1895 1328 y Fk(\))g(end)508 1486 y Fv(where)f(\013)h(denotes)f(the)h(referenced)f (\014le-v)-5 b(ariable.)508 1644 y(Let)31 b(f)h(b)r(e)f(a)g(\014le-v)-5 b(ariable)30 b(and)h(e)h(b)r(e)f(an)g(expression;)h(then)g(the)g(pro)r (cedure-statemen)n(t)e(write\(f,e\))h(shall)508 1743 y(access)19 b(the)i(\014le-v)-5 b(ariable)19 b(and)i(establish)f(a)g (reference)g(to)g(that)h(\014le-v)-5 b(ariable)20 b(for)g(the)h (remaining)e(execution)508 1843 y(of)27 b(the)h(statemen)n(t.)37 b(The)28 b(execution)f(of)g(the)h(write)g(statemen)n(t)f(shall)h(b)r(e) g(equiv)-5 b(alen)n(t)27 b(to)701 2001 y Fk(b)r(egin)g(\013)p Fu(")h Fk(:=)f(e;)h(put\(\013)6 b(\))28 b(end)508 2159 y Fv(where)f(\013)h(denotes)f(the)h(referenced)f(\014le-v)-5 b(ariable.)508 2308 y Fn(NOTES)508 2457 y(3)36 b(The)h(required)f(pro)r (cedures)h Fh(read)p Fn(,)i Fh(write)p Fn(,)h Fh(readln)p Fn(,)h Fh(writeln)p Fn(,)g(and)36 b Fh(page)p Fn(,)j(as)e(applied)g(to) f(text\014les,)j(are)508 2549 y(describ)r(ed)25 b(in)h Fh(6.10)p Fn(.)508 2698 y(4)d(Since)g(the)f(de\014nitions)h(of)h Fh(read)f Fn(and)f Fh(write)i Fn(include)f(the)f(use)h(of)h Fh(get)f Fn(and)g Fh(put)p Fn(,)h(the)f(implemen)n(tation-de\014ned)508 2790 y(asp)r(ects)j(of)h(their)e(p)r(ost-assertions)i(also)g(apply)-6 b(.)508 2939 y(5)28 b(A)h(consequence)f(of)h(the)g(de\014nitions)f(of)h Fh(read)g Fn(and)f Fh(write)i Fn(is)f(that)f(non-\014le)g(parameters)h (are)g(ev)l(aluated)f(in)h(a)508 3030 y(left-to-righ)n(t)d(order.)300 3266 y Ft(6.7.5.3)j(Dynamic)j(allo)s(cation)f(pro)s(cedures)300 3437 y Fq(new\(p\))508 3537 y Fv(shall)24 b(create)g(a)h(new)g(v)-5 b(ariable)24 b(that)h(is)g(in)g(its)g(initial)g(state)g(and)g(not)g(b)r (ound)g(to)g(an)g(external)f(en)n(tit)n(y;)h(shall)508 3636 y(create)32 b(a)h(new)g(iden)n(tifying-v)-5 b(alue)33 b(of)g(the)h(p)r(oin)n(ter-t)n(yp)r(e)e(asso)r(ciated)g(with)i(p,)h (that)e(iden)n(ti\014es)g(the)h(new)508 3736 y(v)-5 b(ariable;)21 b(and)e(shall)g(attribute)h(this)f(iden)n(tifying-v)-5 b(alue)20 b(to)f(the)h(v)-5 b(ariable)18 b(denoted)i(b)n(y)f(the)h(v)-5 b(ariable-access)508 3836 y(p.)508 3993 y(The)20 b(domain-t)n(yp)r(e)g Fk(of)g Fv(the)h(new-p)r(oin)n(ter-t)n(yp)r(e)e(denoting)h(the)h(t)n (yp)r(e)f(p)r(ossessed)g(b)n(y)g(p)g(shall)g Fk(contain)f Fv(a)h(t)n(yp)r(e-)508 4093 y(iden)n(ti\014er,)27 b(whic)n(h)h(shall)f (denote)g(the)h(t)n(yp)r(e,)g(bindabilit)n(y)-7 b(,)28 b(and)f(initial)h(state)g(of)f(the)h(created)f(v)-5 b(ariable.)300 4251 y Fq(new\(p,c)579 4263 y Fi(l)606 4251 y Fq(,...,c)769 4263 y Fi(n)816 4251 y Fq(\))508 4350 y Fv(shall)24 b(create)g(a)h(new) g(v)-5 b(ariable)24 b(that)h(is)g(in)g(its)g(initial)g(state)g(and)g (not)g(b)r(ound)g(to)g(an)g(external)f(en)n(tit)n(y;)h(shall)508 4450 y(create)32 b(a)h(new)g(iden)n(tifying-v)-5 b(alue)33 b(of)g(the)h(p)r(oin)n(ter-t)n(yp)r(e)e(asso)r(ciated)g(with)i(p,)h (that)e(iden)n(ti\014es)g(the)h(new)508 4550 y(v)-5 b(ariable;)21 b(and)e(shall)g(attribute)h(this)f(iden)n(tifying-v)-5 b(alue)20 b(to)f(the)h(v)-5 b(ariable)18 b(denoted)i(b)n(y)f(the)h(v)-5 b(ariable-access)508 4649 y(p.)508 4807 y(The)36 b(domain-t)n(yp)r(e)g Fk(of)g Fv(the)g(new-p)r(oin)n(ter-t)n(yp)r(e)g(denoting)g(the)g(t)n (yp)r(e)h(p)r(ossessed)e(b)n(y)h(p)g(shall)g Fk(contain)f Fv(a)508 4907 y(t)n(yp)r(e-iden)n(ti\014er,)h(whic)n(h)e(shall)h (denote)f(the)h(record-t)n(yp)r(e,)g(the)g(bindabilit)n(y)-7 b(,)37 b(and)d(except)h(as)f(otherwise)508 5006 y(noted)27 b(b)r(elo)n(w,)g(the)h(initial)g(state)g(of)f(the)h(created)f(v)-5 b(ariable.)3805 5255 y Ft(71)p eop 72 83 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y Fv(The)h(case-constan)n(t)d(c)934 535 y Fj(1)1004 523 y Fv(shall)i(corresp)r(ond)f(to)i(the)g(v)-5 b(arian)n(t-part)30 b Fk(of)i Fv(the)h(\014eld-list)f Fk(of)f Fv(the)i(record-t)n(yp)r(e.) 208 623 y(F)-7 b(or)27 b(1)h Fp(<)g Fv(i)h Fp(<)p Fv(=)f(n,)h(c)865 635 y Fi(i)921 623 y Fv(shall)f(corresp)r(ond)e(to)j(the)g(v)-5 b(arian)n(t-part)26 b Fk(of)i Fv(the)h(\014eld-list)g Fk(of)f Fv(the)h(v)-5 b(arian)n(t-denoter)208 722 y(denoting)32 b(the)h(v)-5 b(arian)n(t)32 b(sp)r(eci\014ed)h(b)n(y)g(c)1487 734 y Fi(i)1515 722 y Fv(-1.)52 b(F)-7 b(or)32 b(1)g Fp(<)p Fv(=)g(i)h Fp(<)p Fv(=)g(n,)h(the)f(v)-5 b(arian)n(t-part)31 b(corresp)r(onding)g(to)208 822 y(c)245 834 y Fi(i)306 822 y Fv(shall)i Fk(closest-contain)e Fv(a)j(tag-t)n(yp)r(e.)54 b(F)-7 b(or)33 b(1)g Fp(<)p Fv(=)g(i)h Fp(<)p Fv(=)f(n,)i(the)f (initial)g(state)g(of)f(the)h(selector)f(of)h(the)208 922 y(v)-5 b(arian)n(t)21 b(corresp)r(onding)f(\(see)j(ab)r(o)n(v)n (e\))e(with)i(the)g(case-constan)n(t)d(c)2300 934 y Fi(i)2350 922 y Fv(shall)i(b)r(e)h(the)g(state)f(b)r(earing)f(the)i(v)-5 b(alue)208 1021 y(asso)r(ciated)26 b(\(see)h Ft(6.4.3.4)p Fv(\))e(with)j(the)f(v)-5 b(arian)n(t)26 b(corresp)r(onding)g(\(see)h Ft(6.4.3.4)p Fv(\))e(to)i(the)h(v)-5 b(alue)27 b(denoted)g(b)n(y)208 1121 y(c)245 1133 y Fi(i)272 1121 y Fv(.)208 1279 y(It)22 b(shall)f(b)r(e)h(an)f(error)f(if)i(a)f(v)-5 b(arian)n(t)21 b(of)g(a)h(v)-5 b(arian)n(t-part)19 b(within)k(the)f(new)f(v)-5 b(ariable)21 b(is)g(activ)n(e)g(and)h(a)f(di\013eren)n(t)208 1378 y(v)-5 b(arian)n(t)26 b(of)i(the)g(v)-5 b(arian)n(t-part)25 b(is)j(one)f(of)h(the)g(sp)r(eci\014ed)f(v)-5 b(arian)n(ts.)208 1528 y Fn(NOTE)25 b(|)h(1)h(Since)f(the)h(initial)h(state)f(of)h(eac)n (h)f(selector)h(is)f(determined)f(b)n(y)g(the)g(corresp)r(onding)i (case-constan)n(t,)208 1619 y(an)n(y)d(corresp)r(onding)h(tag-\014eld)g (is)g(also)h(attributed)e(the)g(v)l(alue)h(of)g(the)g(case-constan)n(t) g(\(see)g Fh(6.4.3.4)p Fn(\).)0 1777 y Fq(new\(p,d)283 1789 y Fj(1)322 1777 y Fq(,...,d)489 1789 y Fi(s)527 1777 y Fq(\))208 1876 y Fv(shall)e(create)g(a)h(new)g(v)-5 b(ariable)24 b(that)h(is)g(in)g(its)g(initial)g(state)g(and)g(not)g(b)r (ound)g(to)g(an)g(external)f(en)n(tit)n(y;)h(shall)208 1976 y(create)32 b(a)h(new)g(iden)n(tifying-v)-5 b(alue)33 b(of)g(the)h(p)r(oin)n(ter-t)n(yp)r(e)e(asso)r(ciated)g(with)i(p,)h (that)e(iden)n(ti\014es)g(the)h(new)208 2076 y(v)-5 b(ariable;)21 b(and)e(shall)g(attribute)h(this)f(iden)n(tifying-v)-5 b(alue)20 b(to)f(the)h(v)-5 b(ariable)18 b(denoted)i(b)n(y)f(the)h(v)-5 b(ariable-access)208 2175 y(p.)208 2333 y(The)36 b(domain-t)n(yp)r(e)g Fk(of)g Fv(the)g(new-p)r(oin)n(ter-t)n(yp)r(e)g(denoting)g(the)g(t)n (yp)r(e)h(p)r(ossessed)e(b)n(y)h(p)g(shall)g Fk(contain)f Fv(a)208 2433 y(sc)n(hema-iden)n(ti\014er.)58 b(The)36 b(created)e(v)-5 b(ariable)35 b(shall)f(p)r(ossess)h(the)g(t)n(yp)r(e,) j(bindabilit)n(y)-7 b(,)38 b(and)d(initial)g(state)208 2532 y(asso)r(ciated)f(b)n(y)h(the)h(sc)n(hema)f(denoted)g(b)n(y)g(the) h(sc)n(hema-iden)n(ti\014er)e(with)j(the)e(tuple)i(consisting)d(of)i (the)208 2632 y(v)-5 b(alues)24 b(of)g(the)h(expressions)e(d)1159 2644 y Fj(1)1196 2632 y Fv(,...,d)1357 2644 y Fi(s)1418 2632 y Fv(tak)n(en)h(in)h(textual)f(order;)g(the)h(t)n(yp)r(e)g(of)g (eac)n(h)e(suc)n(h)h(expression)f(shall)208 2731 y(b)r(e)36 b(compatible)g(with)g(the)g(t)n(yp)r(e)g(of)g(the)g(corresp)r(onding)e (formal)i(discriminan)n(t)f(of)h(the)g(sc)n(hema.)61 b(The)208 2831 y(order)26 b(of)h(ev)-5 b(aluation)27 b(of)h(the)g(expressions)e(shall)h(b)r(e)h(implemen)n(tation-dep)r (enden)n(t.)208 2989 y(It)f(shall)h(b)r(e)g(a)f(dynamic-violation)f(if) i(the)g(tuple)g(is)g(not)f(in)h(the)g(domain)f(of)h(the)g(sc)n(hema.) 208 3138 y Fn(NOTES)208 3288 y(2)g(If)f(the)h(sc)n(hema)f(is)h(the)f (required)g(sc)n(hema)g Fh(string)p Fn(,)j(then)d(s)h(=)g(1,)g(and)g (the)f(created)h(v)l(ariable)g(p)r(ossesses)i(a)e(new)208 3379 y(v)l(ariable-string-t)n(yp)r(e)d(with)h(capacit)n(y)g(equal)f(to) h(the)f(v)l(alue)h(of)g(d)2122 3387 y Fb(1)2157 3379 y Fn(,)f(a)h(p)r(ositiv)n(e)h(in)n(teger.)208 3528 y(3)h(The)h(v)l (ariable-access)h(p)e(is)h(not)f(a)h(v)l(ariable)g(parameter.)42 b(Consequen)n(tly)-6 b(,)29 b(it)f(ma)n(y)g(b)r(e)g(a)h(v)l(arian)n (t-selector)g(or)g(a)208 3620 y(comp)r(onen)n(t)24 b(of)j(a)f(pac)n(k)n (ed)e(structure.)0 3777 y Fv(A)i(v)-5 b(ariable)24 b(created)h(b)n(y)g (the)h(required)e(pro)r(cedure)h Ft(new)g Fv(shall)g(exist)g(un)n(til)h (the)g(termination)f(of)h(the)g(activ)-5 b(ation)0 3877 y(of)27 b(the)h(program-blo)r(c)n(k)d(or)h(un)n(til)i(the)g(v)-5 b(alue)27 b(iden)n(tifying)h(the)g(v)-5 b(ariable)26 b(is)h(remo)n(v)n(ed)f(from)h(the)h(set)g(of)f(v)-5 b(alues)27 b(of)0 3977 y(its)h(p)r(oin)n(ter-t)n(yp)r(e.)0 4201 y Fn(NOTE)e(|)f(4)42 b(A)f(complying)g(program)h(can)g(access)h(an)e (iden)n(ti\014ed-v)l(ariable)h(only)f(when)h(the)f(iden)n(tifying-v)l (alue)g(is)0 4292 y(attributed)25 b(to)h(a)g(v)l(ariable)g(\(p)r (ossibly)g(a)g(function)g(activ)l(ation)g(result\).)0 4450 y Fq(disp)l(ose\(q\))208 4550 y Fv(shall)i(remo)n(v)n(e)g(the)i (iden)n(tifying-v)-5 b(alue)29 b(denoted)g(b)n(y)g(the)h(expression)e (q)h(from)g(the)h(p)r(oin)n(ter-t)n(yp)r(e)e(of)i(q.)42 b(It)208 4649 y(shall)27 b(b)r(e)h(an)f(error)f(if)i(the)g(iden)n (tifying-v)-5 b(alue)27 b(had)g(b)r(een)i(created)d(using)i(the)g(form) f(new\(p,c)3166 4661 y Fi(l)3192 4649 y Fv(,...,c)3344 4661 y Fi(n)3389 4649 y Fv(\).)0 4807 y Fq(disp)l(ose\(q,k)388 4819 y Fi(l)416 4807 y Fq(,...,k)579 4819 y Fi(m)644 4807 y Fq(\))208 4907 y Fv(shall)c(remo)n(v)n(e)f(the)i(iden)n (tifying-v)-5 b(alue)23 b(denoted)h(b)n(y)f(the)h(expression)e(q)i (from)f(the)h(p)r(oin)n(ter-t)n(yp)r(e)f(of)h(q.)35 b(The)208 5006 y(case-constan)n(ts)25 b(k)795 5018 y Fi(l)820 5006 y Fv(,...,k)979 5018 y Fi(m)1071 5006 y Fv(shall)i(b)r(e)h(listed)g(in) h(order)d(of)i(increasing)e(nesting)i(of)g(the)g(v)-5 b(arian)n(t-parts,)26 b(eac)n(h)0 5255 y Ft(72)p eop 73 84 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fk(closest-containing)c Fv(a)j(tag-t)n(yp)r(e.)48 b(It)32 b(shall)g(b)r(e)g(an)f(error)f(unless)h(the)h(v)-5 b(ariable)31 b(had)g(b)r(een)i(created)d(using)508 623 y(the)25 b(form)f(new\(p,c)1122 635 y Fi(l)1148 623 y Fv(,...,c)1300 635 y Fi(n)1345 623 y Fv(\))h(and)g(m)g(is)g(equal)f(to) g(n.)36 b(It)26 b(shall)e(b)r(e)h(an)f(error)f(if)i(the)h(v)-5 b(arian)n(ts)23 b(in)i(the)g(v)-5 b(ariable)508 722 y(iden)n(ti\014ed) 27 b(b)n(y)f(the)h(p)r(oin)n(ter)f(v)-5 b(alue)27 b(of)f(q)h(are)e (di\013eren)n(t)i(from)f(those)g(sp)r(eci\014ed)h(b)n(y)g(the)g(v)-5 b(alues)26 b(denoted)g(b)n(y)508 822 y(the)i(case-constan)n(ts)d(k)1238 834 y Fj(1)1275 822 y Fv(,...,k)1434 834 y Fi(m)1497 822 y Fv(.)300 1022 y Fn(NOTE)h(|)f(5)38 b(The)g(remo)n(v)l(al)g(of)g (an)g(iden)n(tifying-v)l(alue)g(from)f(the)h(p)r(oin)n(ter-t)n(yp)r(e)f (to)h(whic)n(h)g(it)g(b)r(elongs)g(renders)g(the)300 1114 y(iden)n(ti\014ed-v)l(ariable)29 b(inaccessible)j(\(see)e Fh(6.5.4)p Fn(\))g(and)f(mak)n(es)h(unde\014ned)e(all)j(v)l(ariables)f (and)g(functions)g(that)g(ha)n(v)n(e)f(that)300 1205 y(v)l(alue)c(attributed)h(\(see)g Fh(6.7.3.2)f Fn(and)g Fh(6.9.2.2)p Fn(\).)300 1414 y Fv(It)j(shall)f(b)r(e)h(an)f(error)f(if) i(q)g(has)f(a)g(nil-v)-5 b(alue)27 b(or)g(is)g(unde\014ned.)300 1571 y(It)33 b(shall)g(b)r(e)g(an)f(error)f(if)i(a)g(v)-5 b(ariable-access)30 b Fk(in)j Fv(a)f(primary)-7 b(,)33 b Fk(in)g Fv(an)f(assignmen)n(t-statemen)n(t,)h(or)f Fk(in)g Fv(an)h(actual-)300 1671 y(parameter)17 b Fk(closest-contains)f Fv(an)i(iden)n(ti\014ed-v)-5 b(ariable)18 b(that)h(denotes)f(a)g(v)-5 b(ariable)17 b(created)h(using)g(the)h(form)g(new\(p,)300 1771 y(c)337 1783 y Fi(l)362 1771 y Fv(,...,c)514 1783 y Fi(n)560 1771 y Fv(\).)300 2011 y Ft(6.7.5.4)29 b(T)-8 b(ransfer)33 b(pro)s(cedures)300 2183 y Fv(In)h(the)h(statemen)n(t)f (pac)n(k\(a,i,z\))f(and)h(in)h(the)f(statemen)n(t)g(unpac)n(k\(z,a,i\)) g(the)h(follo)n(wing)e(shall)h(hold:)49 b(a)34 b(and)g(z)300 2283 y(shall)f(b)r(e)h(v)-5 b(ariable-accesses;)33 b(a)g(shall)g(p)r (ossess)f(an)i(arra)n(y-t)n(yp)r(e)c(not)k(designated)f(pac)n(k)n(ed;)i (z)e(shall)g(p)r(ossess)f(an)300 2383 y(arra)n(y-t)n(yp)r(e)27 b(designated)j(pac)n(k)n(ed;)f(the)i(comp)r(onen)n(t-t)n(yp)r(es)e(of)h (the)g(t)n(yp)r(es)g(of)g(a)f(and)h(z)g(shall)f(b)r(e)h(the)h(same;)f (and)300 2482 y(the)e(v)-5 b(alue)27 b(of)h(the)g(expression)e(i)i (shall)f(b)r(e)h(assignmen)n(t-compatible)e(with)i(the)g(index-t)n(yp)r (e)g(of)f(the)h(t)n(yp)r(e)g(of)f(a.)300 2640 y(Let)22 b(j)h(and)f(k)g(denote)g(auxiliary)e(v)-5 b(ariables)21 b(that)i(the)f(program)e(do)r(es)i(not)g(otherwise)f(con)n(tain)g(and)h (that)h(ha)n(v)n(e)e(the)300 2740 y(t)n(yp)r(e)26 b(that)g(is)f(the)h (index-t)n(yp)r(e)g(of)f(the)h(t)n(yp)r(e)g(of)g(z)f(and)h(a,)g(resp)r (ectiv)n(ely)-7 b(.)35 b(Let)26 b(u)g(and)f(v)g(denote)h(the)g (smallest)f(and)300 2839 y(largest)c(v)-5 b(alues)22 b(of)g(the)h(index-t)n(yp)r(e)g(of)f(the)h(t)n(yp)r(e)f(of)h(z.)35 b(Eac)n(h)21 b(of)i(the)f(statemen)n(ts)h(pac)n(k\(a,i,z\))e(and)i (unpac)n(k\(z,a,i\))300 2939 y(shall)35 b(establish)h(references)e(to)i (the)g(v)-5 b(ariables)35 b(denoted)g(b)n(y)h(a)f(and)h(z)f(for)h(the)g (remaining)f(execution)g(of)h(the)300 3039 y(statemen)n(ts;)24 b(let)g(aa)e(and)h(zz,)h(resp)r(ectiv)n(ely)-7 b(,)24 b(denote)f(the)g(referenced)g(v)-5 b(ariables)22 b(within)i(the)f (follo)n(wing)f(sen)n(tence.)300 3138 y(Then)28 b(statemen)n(t)f(pac)n (k\(a,i,z\))g(shall)g(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)383 3296 y Fk(b)r(egin)383 3396 y(k)f(:=)h(i;)383 3495 y(fo)n(r)g(j)f(:=)h(u)f(to)g(v)h(do)438 3595 y(b)r(egin)438 3694 y(zz[j])g(:=)g(aa[k];)438 3794 y(if)g(j)g Fp(<>)f Fk(v)h(then)f(k)g(:=)h(succ\(k\))438 3894 y(end)383 3993 y(end)300 4151 y Fv(and)f(the)h(statemen)n(t)g(unpac)n(k\(z,a,i\))f (shall)g(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)383 4309 y Fk(b)r(egin)383 4408 y(k)f(:=)h(i;)383 4508 y(fo)n(r)g(j)f(:=)h(u)f (to)g(v)h(do)438 4608 y(b)r(egin)438 4707 y(aa[k])f(:=)h(zz[j];)438 4807 y(if)g(j)g Fp(<>)f Fk(v)h(then)f(k)g(:=)h(succ\(k\))438 4907 y(end)383 5006 y(end)3805 5255 y Ft(73)p eop 74 85 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fn(NOTE)26 b(|)f(Errors)g(will)h(arise)g(if)f(the)f(references)h (cannot)f(b)r(e)h(established,)g(if)g(one)g(or)g(more)f(of)h(the)f(v)l (alues)g(attributed)g(to)0 614 y(j)k(is)g(not)g(assignmen)n (t-compatible)f(with)h(the)f(index-t)n(yp)r(e)f(of)j(the)e(t)n(yp)r(e)g (of)h(a,)h(or)f(if)h(an)e(ev)l(aluated)h(arra)n(y)g(comp)r(onen)n(t)e (is)0 706 y(unde\014ned.)0 986 y Ft(6.7.5.5)j(String)j(pro)s(cedures)0 1172 y Fq(r)l(e)l(adstr\(e,v)381 1184 y Fj(1)419 1172 y Fq(,...,v)582 1184 y Fi(n)630 1172 y Fq(\))208 1271 y Fv(The)27 b(syn)n(tax)g(of)g(the)h(parameter)f(list)g(of)h Ft(readstr)g Fv(shall)f(b)r(e)390 1423 y(readstr-parameter-list)52 b(=)83 b(`)p Fk(\()p Fv(')28 b(string-expression)d(`)p Fk(,)p Fv(')j(v)-5 b(ariable-access)25 b Fu(f)54 b Fv(`)p Fk(,)p Fv(')28 b(v)-5 b(ariable-access)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)390 1590 y(string-expression)d(=)83 b(expression)53 b(.)208 1777 y(The)27 b(expression)f Fk(of)i Fv(a)f(string-expression)e(shall)i(p)r(ossess)g(c)n(har-t)n(yp) r(e)f(or)h(canonical-string-t)n(yp)r(e.)208 1935 y(Apart)36 b(from)g(the)h(restrictions)f(imp)r(osed)h(b)n(y)f(requiremen)n(ts)g (giv)n(en)f(in)i(this)g(clause,)i(the)e(execution)f(of)208 2035 y(readstr\(e,v)600 2047 y Fj(1)635 2035 y Fv(,...,v)794 2047 y Fi(n)840 2035 y Fv(\))d(where)g(e)g(denotes)g(a)f (string-expression)f(and)i(v)2454 2047 y Fj(1)2491 2035 y Fv(,...,v)2650 2047 y Fi(n)2728 2035 y Fv(denote)g(v)-5 b(ariable-accesses)208 2134 y(p)r(ossessing)17 b(the)j(c)n(har-t)n(yp)r (e)d(\(or)i(a)g(subrange)e(of)i(c)n(har-t)n(yp)r(e\),)h(the)g(in)n (teger-t)n(yp)r(e)d(\(or)i(a)g(subrange)e(of)i(in)n(teger-)208 2234 y(t)n(yp)r(e\),)28 b(the)g(real-t)n(yp)r(e,)e(a)h (\014xed-string-t)n(yp)r(e,)g(or)g(a)g(v)-5 b(ariable-string-t)n(yp)r (e,)25 b(shall)i(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)318 2391 y Fk(b)r(egin)374 2491 y(rewrite\(f)6 b(\);)374 2591 y(writeln\(f,)28 b(e\);)374 2690 y(reset\(f)6 b(\);)374 2790 y(read\(f,)28 b(v)668 2802 y Fj(1)706 2790 y Fk(,...,v)859 2802 y Fi(n)904 2790 y Fk(\))318 2890 y(end)208 3047 y Fv(where)37 b(f)i(denotes)f(an)g(auxiliary)e(v)-5 b(ariable)37 b(that)i(the)g(program)d(do)r(es)i(not)g(otherwise)f(con)n(tain,)j (whic)n(h)208 3147 y(p)r(ossesses)d(the)i(required)e(t)n(yp)r(e)i Ft(text)p Fv(.)70 b(\(See)39 b Ft(6.10.1)j(b\))p Fv(,)g Ft(6.10.1)g(c\))p Fv(,)g Ft(6.10.1)h(d\))p Fv(,)f Ft(6.10.1)g(e\))p Fv(,)f(and)208 3247 y Ft(6.10.1)29 b(f)9 b(\))p Fv(.\))38 b(It)28 b(shall)f(b)r(e)h(an)f(error)f(if)i(the)g(equiv)-5 b(alen)n(t)27 b(of)h(eof\(f)6 b(\))29 b(is)e(true)h(up)r(on)g (completion.)208 3396 y Fn(NOTE)d(|)h(1)38 b(The)g(v)l(alue)f(of)i(the) e(string-expression)h(m)n(ust)f(con)n(tain)h(a)g(represen)n(tation)g (of)h(a)f(v)l(alue)f(for)i(eac)n(h)208 3487 y(v)l(ariable-access.)d(It) 25 b(ma)n(y)f(con)n(tain)i(other)g(represen)n(tations)g(after)h(these,) f(but)f(they)f(are)j(not)e(`read'.)415 3645 y Fq(Example:)513 3745 y Fl(E)43 b(:=)g('0.0-4';)513 3844 y(readstr)d(\(E,)j(R,)f(C,)h (I\);)208 3994 y Fn(NOTE)25 b(|)h(2)c(The)h(ab)r(o)n(v)n(e)f(example,)h (where)g(E,)g(R,)f(C,)h(and)f(I)g(p)r(ossess)i(a)f(v)l (ariable-string-t)n(yp)r(e)f(ha)n(ving)g(a)h(capacit)n(y)208 4085 y(of)j(at)g(least)h(5,)f(the)f(real-t)n(yp)r(e,)h(the)f(c)n(har-t) n(yp)r(e,)g(and)g(the)h(in)n(teger-t)n(yp)r(e,)f(resp)r(ectiv)n(ely)-6 b(,)26 b(yields:)482 4235 y Fg(R)40 b(=)f(0.0,)482 4326 y(C)h(=)f('-',)h(and)482 4417 y(I)g(=)f(4.)0 4575 y Fq(writestr\(s,p) 413 4587 y Fj(1)451 4575 y Fq(,...,p)618 4587 y Fi(n)666 4575 y Fq(\))208 4675 y Fv(The)27 b(syn)n(tax)g(of)g(the)h(parameter)f (list)g(of)h Ft(writestr)f Fv(shall)h(b)r(e)390 4827 y(writestr-parameter-list)53 b(=)82 b(`)p Fk(\()p Fv(')28 b(string-v)-5 b(ariable)26 b(`)p Fk(,)p Fv(')i(write-parameter)d Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(write-parameter)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)208 5006 y Fn(NOTE)25 b(|)h(3)g(W)-6 b(rite-parameter)24 b(is)j(de\014ned)d(in)i Fh(6.10.3)p Fn(.)0 5255 y Ft(74)p eop 75 86 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(W)-7 b(ritestr\(s,p)943 535 y Fj(1)980 523 y Fv(,...,p)1141 535 y Fi(n)1186 523 y Fv(\))34 b(shall)f(access)f(the)i (string-v)-5 b(ariable)31 b(s,)j(whic)n(h)f(shall)g(p)r(ossess)f(a)h (\014xed-string-t)n(yp)r(e)508 623 y(or)g(a)h(v)-5 b(ariable-string-t)n (yp)r(e,)34 b(and)g(establish)g(a)g(reference)g(to)g(that)h(string-v)-5 b(ariable)32 b(for)i(the)h(remaining)508 722 y(execution)27 b(of)g(the)h(statemen)n(t.)37 b(The)28 b(execution)f(of)h(the)g (statemen)n(t)f(shall)h(b)r(e)g(equiv)-5 b(alen)n(t)27 b(to)618 880 y Fk(b)r(egin)674 980 y(rewrite\(f)6 b(\);)674 1079 y(writeln\(f,p)1032 1091 y Fi(l)1057 1079 y Fk(,...,p)1215 1091 y Fi(n)1261 1079 y Fk(\);)674 1179 y(reset\(f)g(\);)674 1279 y(read\(f,ss\))618 1378 y(end)508 1536 y Fv(where)27 b(ss)h(denotes)g(the)g(referenced)f(string-v)-5 b(ariable)26 b(corresp)r(onding)g(to)i(s,)h(and)e(f)i(denotes)f(an)g(auxiliary)508 1636 y(v)-5 b(ariable)23 b(that)j(the)f(program)e(do)r(es)h(not)h (otherwise)f(con)n(tain,)h(whic)n(h)g(p)r(ossesses)e(the)j(required)d (t)n(yp)r(e)j Ft(text)p Fv(.)508 1735 y(It)32 b(shall)f(b)r(e)i(an)e (error)f(if)j(an)n(y)e(of)g(the)i(write-parameters)c(accesses)i(the)h (referenced)f(string-v)-5 b(ariable.)48 b(It)508 1835 y(shall)27 b(b)r(e)h(an)f(error)f(if)i(the)g(equiv)-5 b(alen)n(t)27 b(of)h(eoln\(f)6 b(\))28 b(is)g(false)f(up)r(on)h (completion.)508 1984 y Fn(NOTE)d(|)h(4)f(The)h(capacit)n(y)f(of)h(the) f(string-t)n(yp)r(e)f(p)r(ossessed)j(b)n(y)d(the)h(string-v)l(ariable)h (m)n(ust)e(b)r(e)h(great)h(enough)f(to)508 2076 y(receiv)n(e)h(the)f (concatenation)h(of)h(the)e(represen)n(tations)i(of)f(the)f(v)l(alues)h (sp)r(eci\014ed)g(b)n(y)f(the)g(write-parameters.)715 2233 y Fq(Example:)900 2333 y Fl(writestr\(S,)39 b(0.168:5:2,)g(6:3\);) 508 2482 y Fn(NOTE)25 b(|)h(5)c(The)h(ab)r(o)n(v)n(e)f(example,)h (where)g(S)f(p)r(ossesses)i(a)f(string-t)n(yp)r(e)e(ha)n(ving)i(a)f (capacit)n(y)h(of)g(at)g(least)g(8,)h(migh)n(t)508 2574 y(yield)h(\(assuming)h(that)f(t)n(yp)r(e)g Fh(real)h Fn(is)g(su\016cien)n(tly)g(precise\):)508 2723 y Fg(S)39 b(=)g(')h(0.17)79 b(6'.)300 3046 y Ft(6.7.5.6)29 b(Binding)i(pro)s (cedures)300 3246 y Fq(bind\(f,b\))508 3346 y Fv(F)-7 b(or)37 b(the)h(v)-5 b(ariable-access)35 b(f,)41 b(and)d(the)g (expression)e(b)i(that)g(shall)f(p)r(ossess)g(the)h(t)n(yp)r(e)g (denoted)g(b)n(y)g(the)508 3445 y(required)27 b(t)n(yp)r(e-iden)n (ti\014er)i Ft(BindingT)m(yp)s(e)f Fv(\(see)g Ft(6.4.3.4)p Fv(\),)f(the)i(statemen)n(t)g(bind\(f,b\))h(shall)e(access)g(the)508 3545 y(v)-5 b(ariable)36 b(denoted)i(b)n(y)f(f)h(and)g(shall)f(attempt) i(to)e(bind)h(the)g(accessed)f(v)-5 b(ariable)37 b(to)g(an)h(en)n(tit)n (y)f(that)h(is)508 3645 y(external)31 b(to)g(the)h(program)e(and)i (that)g(is)g(designated)f(b)n(y)g(b.)50 b(The)32 b(binding)g(shall)f(b) r(e)h(implemen)n(tation-)508 3744 y(de\014ned.)37 b(It)28 b(shall)g(b)r(e)g(a)f(dynamic-violation)g(if)h(the)g(v)-5 b(ariable)27 b(is)g(already)g(b)r(ound)h(to)g(an)f(external)g(en)n(tit) n(y)-7 b(.)508 3844 y(If)25 b(the)g(v)-5 b(ariable-access)23 b(f)i(p)r(ossesses)e(a)i(\014le-t)n(yp)r(e,)h(it)f(shall)f(b)r(e)i(a)e (dynamic-violation)g(if)h(the)g(v)-5 b(ariable)24 b(do)r(es)508 3944 y(not)c(p)r(ossess)f(the)i(bindabilit)n(y)g(that)g(is)f(bindable;) j(otherwise,)e(the)g(v)-5 b(ariable)20 b(shall)g(p)r(ossess)f(the)i (bindabilit)n(y)508 4043 y(that)27 b(is)h(bindable.)508 4193 y Fn(NOTES)508 4342 y(1)22 b(The)h(pro)r(cedure)g Fh(bind)g Fn(ma)n(y)f(c)n(hange)g(the)h(state)g(of)g(the)f(v)l(ariable) h(that)g(is)g(to)f(b)r(e)h(b)r(ound)f(in)g(an)h(implemen)n(tation-)508 4433 y(de\014ned)h(w)n(a)n(y)-6 b(.)508 4583 y(2)29 b(The)g(function)g Fh(binding)i Fn(\(see)e Fh(6.7.6.8)p Fn(\))f(can)h(b)r(e)g(used)g(to)g (obtain)g(an)g(initial)h(v)l(alue)f(of)h(t)n(yp)r(e)e Fh(BindingT)n(yp)r(e)508 4674 y Fn(and)d(to)h(test)g(the)f(success)h (of)h(binding)e(a)h(v)l(ariable)g(to)g(an)g(external)g(en)n(tit)n(y)-6 b(.)508 4824 y(3)33 b(The)g(v)l(alue)g(of)h(b.b)r(ound)e(is)h(ignored)h (b)n(y)e(bind\(f,b\).)56 b(In)32 b(particular,)k(b.b)r(ound)c(is)i(not) f(required)f(to)h(b)r(e)g(false)508 4915 y(\(although)26 b(it)g(is)g(an)g(error)h(if)g(f)f(is)h(already)f(b)r(ound)f(to)h(an)g (external)g(en)n(tit)n(y\);)g(and)g(b.b)r(ound)f(b)r(eing)h(false)i(do) r(es)e(not)508 5006 y(mak)n(e)e(bind\(f,b\))h(equiv)l(alen)n(t)g(to)h (un)n(bind\(f)6 b(\).)3805 5255 y Ft(75)p eop 76 87 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y Fn(4)26 b(In)g(bind\(f,b\),)h(b)f(ma)n(y)f(b)r(e)h(an)n(y)g (expression)h(of)g(t)n(yp)r(e)f Fh(BindingT)n(yp)r(e)p Fn(;)h(but)f(ev)n(en)g(if)h(b)f(is)h(a)g(v)l(ariable,)g(the)f(v)l(alue) 208 614 y(of)e(b)f(is)h(not)g(altered)g(b)n(y)e(bind\(f,b\).)33 b(In)23 b(particular,)i(bind\(f,b\))e(do)r(es)h(not)g(set)g(b.b)r(ound) e(to)i(true)f(or)h(false)h(to)f(re\015ect)208 706 y(the)34 b(success)h(of)g(the)f(binding.)60 b(The)35 b(only)f(time)g(b.b)r(ound) f(is)i(guaran)n(teed)g(to)f(b)r(e)h(the)f(binding)g(status)g(of)i(f)e (is)208 797 y(immediately)24 b(after)i(a)g(statemen)n(t)f(suc)n(h)g(as) i(b:=binding\(f)6 b(\))25 b(\(see)h Fh(6.7.6.8)p Fn(\).)208 946 y(5)h(After)h(bind\(f,b\),)f(the)h(v)l(alue)f(of)h(b)f(is)h (altered)g(only)f(b)n(y)g(program)g(action.)41 b(Bind\(f,b\))27 b(binds)g(f)h(to)g(the)f(external)208 1038 y(en)n(tit)n(y)d(describ)r (ed)i(b)n(y)f(b;)g(it)h(do)r(es)g(not)g(set)g(up)f(an)n(y)g(dynamic)f (asso)r(ciation)k(b)r(et)n(w)n(een)e(the)f(binding)h(and)f(b.)208 1187 y(6)h(An)e(example)h(is)h(found)g(in)g Fh(6.7.6.8)p Fn(.)0 1345 y Fq(unbind\(f)9 b(\))208 1445 y Fv(F)-7 b(or)35 b(a)i(v)-5 b(ariable-access)33 b(f,)40 b(the)d(statemen)n(t)f (un)n(bind\(f)6 b(\))39 b(shall)d(access)f(the)i(v)-5 b(ariable)35 b(denoted)i(b)n(y)f(f)h(and)208 1544 y(shall)22 b(attempt)i(to)f(un)n(bind)g(the)g(accessed)f(v)-5 b(ariable)22 b(from)h(the)g(en)n(tit)n(y)g(external)f(to)h(the)g(program)e(to)i (whic)n(h)208 1644 y(it)32 b(is)g(b)r(ound,)i(if)f(an)n(y)-7 b(.)50 b(If)32 b(the)h(attempt)g(is)f(successful,)h(the)f(v)-5 b(ariable)31 b(shall)h(b)r(ecome)g(totally-unde\014ned.)208 1743 y(The)d(e\013ect)h(on)f(the)g(binding,)h(if)g(an)n(y)-7 b(,)29 b(of)h(an)n(y)e(bindable)h(v)-5 b(ariable)29 b(con)n(tained)f(b) n(y)h(the)h(accessed)e(v)-5 b(ariable)208 1843 y(shall)28 b(b)r(e)i(implemen)n(tation-dep)r(enden)n(t.)42 b(If)29 b(the)h(v)-5 b(ariable-access)26 b(f)k(p)r(ossesses)d(a)i(\014le-t)n (yp)r(e,)h(it)f(shall)g(b)r(e)g(a)208 1943 y(dynamic-violation)e(if)i (the)g(v)-5 b(ariable)27 b(do)r(es)h(not)h(p)r(ossess)f(the)h (bindabilit)n(y)f(that)h(is)g(bindable;)g(otherwise,)208 2042 y(the)f(v)-5 b(ariable)26 b(shall)h(p)r(ossess)g(the)h(bindabilit) n(y)f(that)h(is)g(bindable.)208 2192 y Fn(NOTE)d(|)h(7)f(Un)n(bind\(f)6 b(\))23 b(is)i(p)r(ermitted)f(ev)n(en)g(if)i(f)f(is)g(not)g(b)r(ound)f (to)h(an)f(external)h(en)n(tit)n(y)f(and)h(is)g(p)r(ermitted)f(ev)n(en) 208 2283 y(if)i(f)g(is)g(totally-unde\014ned.)0 2529 y Ft(6.7.5.7)j(Con)m(trol)j(pro)s(cedures)0 2703 y Fq(halt)208 2802 y Fv(F)-7 b(ollo)n(wing)20 b(execution)g(of)h(the)h(con)n(trol)e (pro)r(cedure)g Ft(halt)h Fv(within)h(an)f(activ)-5 b(ation)20 b(of)h(a)g(program,)f(no)h(further)208 2902 y(pro)r(cessing)26 b(\(see)h(3.6\))g(of)h(the)g(activ)-5 b(ation)27 b(of)g(the)h(program)e (shall)h(o)r(ccur.)0 3147 y Ft(6.7.5.8)i(Time)h(pro)s(cedures)0 3321 y Fq(GetTimeStamp\(t\))208 3421 y Fv(The)18 b(v)-5 b(ariable-access)16 b(t)i(shall)g(p)r(ossess)g(the)g(t)n(yp)r(e)h (denoted)f(b)n(y)h(the)f(required)g(t)n(yp)r(e-iden)n(ti\014er)g Ft(TimeStamp)208 3521 y Fv(\(see)27 b Ft(6.4.3.4)p Fv(\).)208 3678 y(The)k(pro)r(cedure)g(shall)g(attribute)g(to)h(the)g(v)-5 b(ariable)30 b(denoted)i(b)n(y)f(the)h(v)-5 b(ariable-access)29 b(t)j(either)f(a)g(v)-5 b(alue)208 3778 y(whose)36 b(\014eld)h Ft(DateV)-8 b(alid)37 b Fv(represen)n(ts)e(the)i(v)-5 b(alue)37 b(true)g(and)g(whose)f(\014elds)h Ft(da)m(y)p Fv(,)j Ft(mon)m(th)p Fv(,)e(and)f Ft(y)m(ear)208 3878 y Fv(represen)n(t)30 b(the)j(curren)n(t)e(date)g(under)h(the)g (Gregorian)e(calendar)h(as)g(appropriate)f(to)i(the)g(names)g(of)g(the) 208 3977 y(\014elds,)43 b(or)c(a)g(v)-5 b(alue)40 b(whose)g(\014eld)g Ft(DateV)-8 b(alid)40 b Fv(represen)n(ts)f(the)h(v)-5 b(alue)40 b(false)g(and)f(whose)h(\014elds)g Ft(da)m(y)p Fv(,)208 4077 y Ft(mon)m(th)p Fv(,)28 b(and)h Ft(y)m(ear)h Fv(represen)n(t)e(the)h(date)g(`Jan)n(uary)e(1,)i(1'.)40 b(The)29 b(\014eld)h Ft(mon)m(th)e Fv(shall)g(ha)n(v)n(e)g(v)-5 b(alues)28 b(suc)n(h)208 4176 y(that)d(the)g(v)-5 b(alue)24 b(for)g(the)i(mon)n(th)e(Jan)n(uary)f(is)i(1,)g(the)g(v)-5 b(alue)24 b(for)h(the)g(mon)n(th)f(F)-7 b(ebruary)24 b(is)h(2,)g(and)f(so)g(forth,)208 4276 y(so)i(that)i(the)g(v)-5 b(alue)28 b(for)f(the)h(mon)n(th)f(Decem)n(b)r(er)h(is)f(12.)208 4434 y(F)-7 b(urthermore,)34 b(the)h(v)-5 b(alue)34 b(attributed)g (shall)g(either)g(ha)n(v)n(e)f(\014eld)h Ft(TimeV)-8 b(alid)32 b Fv(represen)n(ting)h(the)h(v)-5 b(alue)208 4533 y(true,)42 b(in)d(whic)n(h)g(case)g(\014elds)g Ft(hour)p Fv(,)j Ft(min)m(ute)p Fv(,)f(and)e Ft(second)g Fv(shall)g(represen)n(t) f(the)i(curren)n(t)e(time)i(as)208 4633 y(appropriate)28 b(to)h(the)h(names)f(of)h(the)g(\014elds,)g(or)f(ha)n(v)n(e)g(\014eld)h Ft(TimeV)-8 b(alid)28 b Fv(represen)n(ting)g(the)i(v)-5 b(alue)29 b(false,)208 4733 y(in)f(whic)n(h)g(case)g(\014elds)g Ft(hour)p Fv(,)h Ft(min)m(ute)p Fv(,)e(and)h Ft(second)g Fv(shall)g(represen)n(t)f(the)i(time)g(`midnigh)n(t')g(\(0)f(hours,)208 4832 y(0)f(min)n(utes,)h(0)f(seconds\).)208 4990 y(The)g(meaning)g(of)h (`curren)n(t)f(date')g(and)h(`curren)n(t)e(time')j(shall)e(b)r(e)h (implemen)n(tation-de\014ned.)0 5255 y Ft(76)p eop 77 88 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.7.6)e(Required)h(functions)300 692 y(6.7.6.1)e(General)300 861 y Fv(The)g(required)f(functions)h(shall)f(b)r(e)h(arithmetic)g (functions,)g(transfer)f(functions,)h(ordinal)f(functions,)h(Bo)r (olean)300 960 y(functions,)f(direct-access)e(p)r(osition)h(functions,) 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2130 V 834 w(\(1\))p 3095 2130 V 338 w(\(5\))p 3545 2130 V 4130 2130 V 298 2230 V 350 2200 a(sqr\(x\))p 763 2230 V 247 w(Square)f(of)i(x)p 2657 2230 V 1597 w(\(1\))p 3095 2230 V 338 w(\(2\))p 3545 2230 V 411 w(\(a\))p 4130 2230 V 298 2329 V 350 2299 a(sin\(x\))p 763 2329 V 255 w(Sine)f(of)h(x,)f(x)h(in)g(radians)p 2657 2329 V 1208 w(\(1\))p 3095 2329 V 338 w(\(3\))p 3545 2329 V 4130 2329 V 298 2429 V 350 2399 a(cos\(x\))p 763 2429 V 245 w(Cosine)e(of)i(x,)g(x)f(in)h(radians)p 2657 2429 V 1120 w(\(1\))p 3095 2429 V 338 w(\(3\))p 3545 2429 V 4130 2429 V 298 2529 V 350 2499 a(exp\(x\))p 763 2529 V 230 w(Base)e(of)i(natural)f(logarithms)f(raised)g(to)i(the)g(p)r(o)n(w)n (er)e(x)p 2657 2529 V 245 w(\(1\))p 3095 2529 V 338 w(\(3\))p 3545 2529 V 4130 2529 V 298 2628 V 350 2598 a(ln\(x\))p 763 2628 V 288 w(Principal)g(v)-5 b(alue)28 b(of)f(the)h(natural)f (logarithm)f(of)i(x)p 2657 2628 V 394 w(\(1\))p 3095 2628 V 338 w(\(3\))p 3545 2628 V 409 w(\(b\))p 4130 2628 V 298 2728 V 350 2698 a(sqrt\(x\))p 763 2728 V 215 w(Principal)e(v)-5 b(alue)28 b(of)f(the)h(square)e(ro)r(ot)h(of)h(x)p 2657 2728 V 624 w(\(1\))p 3095 2728 V 338 w(\(3\))p 3545 2728 V 413 w(\(c\))p 4130 2728 V 298 2827 V 350 2798 a(arctan\(x\))p 763 2827 V 125 w(Principal)e(v)-5 b(alue,)28 b(in)f(radians,)g(of)g (the)h(arctangen)n(t)e(of)i(x)p 2657 2827 V 216 w(\(1\))p 3095 2827 V 338 w(\(3\))p 3545 2827 V 4130 2827 V 298 2927 V 350 2897 a(arg\(x\))p 763 2927 V 240 w(Principal)e(v)-5 b(alue,)28 b(in)f(radians,)g(of)g(the)h(argumen)n(t)f(of)g(x)p 2657 2927 V 258 w(\(4\))p 3095 2927 V 216 w(Real-t)n(yp)r(e)p 3545 2927 V 4130 2927 V 298 3027 V 350 2997 a(re\(x\))p 763 3027 V 287 w(Real)g(part)g(of)g(x)p 2657 3027 V 1502 w(\(4\))p 3095 3027 V 216 w(Real-t)n(yp)r(e)p 3545 3027 V 4130 3027 V 298 3126 V 350 3096 a(im\(x\))p 763 3126 V 265 w(Imaginary)e(part)j(of)f(x)p 2657 3126 V 1295 w(\(4\))p 3095 3126 V 216 w(Real-t)n(yp)r(e)p 3545 3126 V 4130 3126 V 300 3130 3832 4 v 298 3229 4 100 v 479 3199 a(\(1\))230 b(In)n(teger-t)n(yp)r(e,)26 b(real-t)n(yp)r(e,)g(or)h (complex-t)n(yp)r(e)p 4130 3229 V 298 3329 V 479 3299 a(\(2\))230 b(The)27 b(t)n(yp)r(e)h(of)g(the)f(result)h(is)f(the)h (same)f(t)n(yp)r(e)h(as)f(that)h(p)r(ossessed)e(b)n(y)i(x)p 4130 3329 V 298 3428 V 479 3399 a(\(3\))230 b(If)28 b(the)g(t)n(yp)r(e) f(p)r(ossessed)g(b)n(y)g(the)h(op)r(erand)f(is)g(in)n(teger-t)n(yp)r (e,)g(the)h(t)n(yp)r(e)g(of)f(the)h(result)g(is)f(real-t)n(yp)r(e;)p 4130 3428 V 298 3528 V 815 3498 a(otherwise,)f(the)i(t)n(yp)r(e)g(of)g (the)g(result)f(is)g(the)h(same)f(t)n(yp)r(e)h(as)f(that)h(p)r (ossessed)e(b)n(y)i(x)p 4130 3528 V 298 3628 V 479 3598 a(\(4\))230 b(Complex-t)n(yp)r(e)p 4130 3628 V 298 3727 V 479 3697 a(\(5\))g(If)28 b(the)g(t)n(yp)r(e)f(p)r(ossessed)g(b)n(y)g (the)h(op)r(erand)f(is)g(in)n(teger-t)n(yp)r(e,)g(the)h(t)n(yp)r(e)g (of)f(the)h(result)g(is)f(in)n(teger-t)n(yp)r(e;)p 4130 3727 V 298 3827 V 815 3797 a(otherwise,)f(the)i(t)n(yp)r(e)g(of)g(the)g (result)f(is)g(real-t)n(yp)r(e)p 4130 3827 V 298 3927 V 479 3897 a(\(a\))230 b(It)27 b(shall)h(b)r(e)g(an)f(error)f(if)i(no)f (suc)n(h)g(v)-5 b(alue)28 b(exists)p 4130 3927 V 298 4026 V 477 3996 a(\(b\))228 b(F)-7 b(or)26 b(x)i(of)g(in)n(teger-t)n (yp)r(e)e(or)h(real-t)n(yp)r(e,)f(it)i(shall)f(b)r(e)h(an)g(error)d(if) j(x)g Fp(<)p Fv(=)f(0.0)p 4130 4026 V 298 4126 V 815 4096 a(F)-7 b(or)26 b(x)i(of)g(complex-t)n(yp)r(e,)f(it)h(shall)f(b)r (e)h(an)f(error)f(if)i(x)f(=)h(0.0)p 4130 4126 V 298 4225 V 482 4196 a(\(c\))232 b(F)-7 b(or)26 b(x)i(of)g(in)n(teger-t)n (yp)r(e)e(or)h(real-t)n(yp)r(e,)f(it)i(shall)f(b)r(e)h(an)g(error)d(if) j(x)g Fp(<)f Fv(0.0)p 4130 4225 V 300 4229 3832 4 v 300 4440 a Fn(NOTE)f(|)f(The)19 b(principal)h(v)l(alue)f(of)h(the)f (argumen)n(t)f(of)i(x)f(is)h(greater)g(than)f(-)p Ff(pi)f Fn(and)h(is)h(less)g(than)f(or)h(equal)f(to)g Ff(pi)g Fn(\(radians\).)300 4531 y(The)27 b(principal)h(v)l(alue)f(of)h(the)f (natural)g(logarithm)h(of)f(x)g(has)g(as)h(its)g(real)g(part)f(the)g (natural)g(logarithm)h(of)f(the)g(absolute)300 4622 y(v)l(alue)j(of)h (x,)g(and)f(as)g(its)h(imaginary)f(part)g(the)g(principal)g(v)l(alue,)i (in)e(radians,)i(of)f(the)f(argumen)n(t)f(of)i(x.)47 b(The)30 b(principal)300 4714 y(v)l(alue)21 b(of)h(the)f(square)h(ro)r (ot)g(of)g(x)f(is)h(the)f(base)h(of)g(natural)g(logarithms)g(raised)g (to)f(the)g(p)r(o)n(w)n(er)h(one-half)g(the)f(principal)h(v)l(alue)300 4805 y(of)k(the)e(natural)h(logarithm)h(of)f(x.)34 b(Its)25 b(argumen)n(t)f(is)h(greater)h(than)e(-)p Ff(pi)p Fn(/2)h(and)g(is)g (less)h(than)f(or)g(equal)g(to)g Ff(pi)p Fn(/2)g(\(radians\);)300 4896 y(th)n(us,)30 b(its)g(real)g(part)f(is)h(non-negativ)n(e.)45 b(The)30 b(principal)g(v)l(alue)f(of)h(the)f(arctangen)n(t)h(of)g(x)f (is)h(\(-)p Ff(i)p Fn(/2\))f(times)f(the)h(principal)300 4988 y(v)l(alue)c(of)i(the)e(natural)h(logarithm)g(of)h(\(1+)p Ff(i)p Fn(*x\)/\(1-)p Ff(i)p Fn(*x\),)d(where)i Ff(i)g Fn(is)g(the)f(principal)h(v)l(alue)g(of)g(the)f(square)h(ro)r(ot)h(of)f (-1.)3805 5255 y Ft(77)p eop 78 89 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.7.6.3)e(T)-8 b(ransfer)33 b(functions)0 716 y Fq(trunc\(x\))208 816 y Fv(F)-7 b(rom)27 b(the)h(expression)e(x)i(that)g(shall)f(b)r(e)h (of)g(real-t)n(yp)r(e,)e(this)i(function)h(shall)e(return)g(a)g(result) h(of)f(in)n(teger-)208 915 y(t)n(yp)r(e.)39 b(The)29 b(v)-5 b(alue)28 b(of)h(trunc\(x\))f(shall)g(b)r(e)h(suc)n(h)f(that)h (if)g(x)f(is)h(p)r(ositiv)n(e)f(or)f(zero,)h(then)h(0)p Fu(\024)o Fv(x)p Fu(\000)p Fv(trunc\(x\))p Fp(<)p Fv(1;)208 1015 y(otherwise,)d Fu(\000)p Fv(1)p Fp(<)p Fv(x)p Fu(\000)p Fv(trunc\(x\))p Fu(\024)n Fv(0.)37 b(It)28 b(shall)f(b)r(e)h(an)f (error)f(if)i(suc)n(h)f(a)g(v)-5 b(alue)28 b(do)r(es)f(not)h(exist.)415 1173 y Fq(Examples:)513 1272 y Fl(trunc\(3.5\))83 b Fu(f)p Fl(yields)40 b(3)p Fu(g)513 1372 y Fl(trunc\(-3.5\))f Fu(f)p Fl(yields)h(-3)p Fu(g)0 1530 y Fq(r)l(ound\(x\))208 1629 y Fv(F)-7 b(rom)27 b(the)h(expression)e(x)i(that)g(shall)f(b)r(e)h (of)g(real-t)n(yp)r(e,)e(this)i(function)h(shall)e(return)g(a)g(result) h(of)f(in)n(teger-)208 1729 y(t)n(yp)r(e.)35 b(If)23 b(x)g(is)g(p)r(ositiv)n(e)f(or)g(zero,)g(round\(x\))h(shall)f(b)r(e)i (equiv)-5 b(alen)n(t)22 b(to)h(trunc\(x+0.5\);)g(otherwise,)g (round\(x\))208 1829 y(shall)k(b)r(e)h(equiv)-5 b(alen)n(t)27 b(to)h(trunc\(x)p Fu(\000)p Fv(0.5\).)36 b(It)27 b(shall)h(b)r(e)g(an)f (error)f(if)i(suc)n(h)f(a)g(v)-5 b(alue)28 b(do)r(es)f(not)g(exist.)415 1986 y Fq(Examples:)513 2086 y Fl(round\(3.5\))170 b Fu(f)p Fl(yields)40 b(4)p Fu(g)513 2186 y Fl(round\(-3.5\))126 b Fu(f)p Fl(yields)40 b(-4)p Fu(g)0 2343 y Fq(c)l(ar)l(d\(x\))208 2443 y Fv(F)-7 b(rom)42 b(the)i(expression)e(x)h(that)g(shall)g(b)r(e)h (of)f(an)g(unpac)n(k)n(ed-canonical-set-of-T-t)n(yp)r(e)c(or)k(a)g(pac) n(k)n(ed-)208 2543 y(canonical-set-of-T-t)n(yp)r(e,)e(this)g(function)h (shall)e(return)h(a)f(result)h(of)f(in)n(teger-t)n(yp)r(e)g(that)h (shall)g(equal)208 2642 y(the)29 b(n)n(um)n(b)r(er)f(of)h(mem)n(b)r (ers)g(of)f(the)i(v)-5 b(alue)28 b(of)h(the)h(expression)d(x.)40 b(It)30 b(shall)e(b)r(e)h(an)g(error)e(if)i(no)g(suc)n(h)f(v)-5 b(alue)208 2742 y(of)27 b(in)n(teger-t)n(yp)r(e)g(exists.)0 2900 y Fq(cmplx\(x,y\))208 2999 y Fv(F)-7 b(rom)32 b(the)h(expressions) f(x)g(and)h(y)g(that)g(shall)g(b)r(e)g(of)g(real-t)n(yp)r(e,)g(this)g (function)h(shall)e(yield)h(a)f(result)h(of)208 3099 y(complex-t)n(yp)r(e.)h(Cmplx\(x,y\))24 b(shall)f(compute)h(a)f (complex)f(v)-5 b(alue)24 b(whose)e(real)h(part)g(is)g(an)g(appro)n (ximation)208 3198 y(to)k(the)h(v)-5 b(alue)27 b(of)h(x)g(and)f(whose)g (imaginary)f(part)h(is)g(an)h(appro)n(ximation)d(to)j(the)g(v)-5 b(alue)27 b(of)h(y)-7 b(.)0 3356 y Fq(p)l(olar\(r,t\))208 3456 y Fv(F)g(rom)33 b(the)i(expressions)d(r)i(and)g(t)h(that)f(shall)g (b)r(e)h(of)f(real-t)n(yp)r(e,)h(this)f(function)h(shall)f(yield)g(a)g (result)g(of)208 3555 y(complex-t)n(yp)r(e.)g(P)n(olar\(r,t\))22 b(shall)h(compute)g(a)g(complex)g(v)-5 b(alue)23 b(whose)g(magnitude)g (is)g(an)g(appro)n(ximation)208 3655 y(to)k(the)h(v)-5 b(alue)27 b(of)h(r)f(and)h(whose)f(argumen)n(t,)f(in)i(radians,)e(is)i (an)f(appro)n(ximation)f(to)h(the)h(v)-5 b(alue)28 b(of)f(t.)0 3958 y Ft(6.7.6.4)i(Ordinal)j(functions)0 4151 y Fq(or)l(d\(x\))208 4251 y Fv(F)-7 b(rom)31 b(the)h(expression)e(x)i(that)g(shall)g(b)r(e)g (of)g(an)f(ordinal-t)n(yp)r(e,)h(this)g(function)g(shall)g(return)f(a)h (result)f(of)208 4350 y(in)n(teger-t)n(yp)r(e)i(that)h(shall)g(b)r(e)g (the)h(ordinal)e(n)n(um)n(b)r(er)h(\(see)g Ft(6.4.2.2)e Fv(and)i Ft(6.4.2.3)p Fv(\))e(of)i(the)h(v)-5 b(alue)34 b(of)g(the)208 4450 y(expression)26 b(x.)0 4608 y Fq(chr\(x\))208 4707 y Fv(F)-7 b(rom)25 b(the)i(expression)e(x)h(that)h(shall)f(b)r(e)h (of)f(in)n(teger-t)n(yp)r(e,)g(this)g(function)h(shall)f(return)g(a)g (result)g(of)h(c)n(har-)208 4807 y(t)n(yp)r(e)g(that)g(shall)g(b)r(e)g (the)h(v)-5 b(alue)27 b(whose)f(ordinal)g(n)n(um)n(b)r(er)h(is)g(equal) f(to)h(the)h(v)-5 b(alue)26 b(of)h(the)h(expression)d(x,)j(if)208 4907 y(suc)n(h)e(a)g(c)n(haracter)f(v)-5 b(alue)27 b(exists.)36 b(It)27 b(shall)g(b)r(e)g(an)f(error)f(if)j(suc)n(h)e(a)g(c)n(haracter) f(v)-5 b(alue)27 b(do)r(es)f(not)h(exist.)37 b(F)-7 b(or)208 5006 y(an)n(y)26 b(v)-5 b(alue,)28 b(c)n(h,)f(of)h(c)n(har-t)n(yp)r(e,) e(it)i(shall)f(b)r(e)h(true)g(that)0 5255 y Ft(78)p eop 79 90 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))674 523 y Fk(chr\(o)n(rd\(ch\)\))c(=)f(ch)300 681 y Fq(suc)l(c\(x,k\))508 780 y Fv(F)-7 b(rom)31 b(the)g(expression)f(x)h(that)h(shall)f(b)r(e)h (of)f(an)g(ordinal-t)n(yp)r(e)g(and)g(the)h(expression)d(k)j(that)f (shall)g(b)r(e)h(of)508 880 y(in)n(teger-t)n(yp)r(e,)25 b(this)h(function)h(shall)e(return)h(a)f(result)h(that)g(shall)g(b)r(e) g(of)g(the)g(ordinal-t)n(yp)r(e.)35 b(The)27 b(function)508 980 y(shall)j(yield)h(a)f(v)-5 b(alue)30 b(whose)g(ordinal)g(n)n(um)n (b)r(er)g(is)h(ord\(x\))f(+)h(k,)g(if)g(suc)n(h)f(a)h(v)-5 b(alue)30 b(exists.)46 b(It)31 b(shall)f(b)r(e)h(an)508 1079 y(error)25 b(if)j(suc)n(h)g(a)f(v)-5 b(alue)27 b(do)r(es)g(not)h (exist.)300 1237 y Fq(suc)l(c\(x\))508 1337 y Fv(Shall)f(b)r(e)h(equiv) -5 b(alen)n(t)27 b(to)h(succ\(x,1\).)300 1494 y Fq(pr)l(e)l(d\(x,k\)) 508 1594 y Fv(Shall)f(b)r(e)h(equiv)-5 b(alen)n(t)27 b(to)h(succ\(x,-\(k\)\).)300 1752 y Fq(pr)l(e)l(d\(x\))508 1851 y Fv(Shall)f(b)r(e)h(equiv)-5 b(alen)n(t)27 b(to)h(succ\(x,-1\).) 300 2009 y Fq(Examples:)431 2109 y Fu(f)71 b Fv(The)27 b(t)n(yp)r(es)44 b Fl(shape)69 b Fv(and)43 b Fl(colour)69 b Fv(are)27 b(de\014ned)h(in)f Ft(6.4.10)p Fu(g)474 2208 y Fl(succ\(yellow,)39 b(-1\))86 b Fu(f)27 b Fv(yields)43 b Fl(red)p Fu(g)474 2308 y Fl(succ\(triangle,)38 b(0\))43 b Fu(f)27 b Fv(yields)43 b Fl(triangle)p Fu(g)474 2408 y Fl(succ\(yellow\))257 b Fu(f)27 b Fv(yields)43 b Fl(green)p Fu(g)474 2507 y Fl(succ\(yellow,)c(2\))130 b Fu(f)27 b Fv(yields)43 b Fl(blue)p Fu(g)474 2607 y Fl(pred\(red,)d(-1\))217 b Fu(f)27 b Fv(yields)43 b Fl(yellow)p Fu(g)474 2707 y Fl(pred\(triangle,)38 b(0\))43 b Fu(f)27 b Fv(yields)43 b Fl(triangle)p Fu(g)474 2806 y Fl(pred\(green\))301 b Fu(f)27 b Fv(yields)43 b Fl(yellow)p Fu(g)474 2906 y Fl(pred\(blue,)d(2\))217 b Fu(f)27 b Fv(yields)43 b Fl(yellow)p Fu(g)300 3161 y Ft(6.7.6.5)29 b(Bo)s(olean)i(functions)300 3337 y Fq(o)l(dd\(x\))508 3437 y Fv(F)-7 b(rom)33 b(the)g(expression)f (x)h(that)h(shall)f(b)r(e)h(of)f(in)n(teger-t)n(yp)r(e,)h(this)g (function)g(shall)f(b)r(e)g(equiv)-5 b(alen)n(t)33 b(to)h(the)508 3537 y(expression:)674 3694 y Fk(\(abs\(x\))28 b(mo)r(d)f(2)h(=)f(1\).) 300 3852 y Fq(e)l(of\(f)9 b(\))508 3952 y Fv(The)32 b(parameter)f(f)i (shall)f(b)r(e)h(a)f(\014le-v)-5 b(ariable;)34 b(if)e(the)h (actual-parameter-list)d(is)j(omitted,)h(the)f(function)508 4051 y(shall)18 b(b)r(e)g(applied)h(to)f(the)h(required)e(text\014le)i Ft(input)p Fv(,)h(whic)n(h)e(shall)g(b)r(e)h(implicitly)g(accessible)e (\(see)i Ft(6.11.4.2)p Fv(\))508 4151 y(b)n(y)35 b(the)i (function-designator.)60 b(When)37 b(eof\(f)6 b(\))37 b(is)f(activ)-5 b(ated,)38 b(it)f(shall)e(b)r(e)i(an)e(error)f(if)j(f)f (is)g(unde\014ned;)508 4251 y(otherwise,)c(the)h(function)g(shall)f (yield)h(the)g(v)-5 b(alue)32 b(true)g(if)h(f.R)g(is)g(the)f(empt)n(y)h (sequence)f(\(see)g Ft(6.4.3.6)p Fv(\);)508 4350 y(otherwise,)26 b(false.)300 4508 y Fq(e)l(oln\(f)9 b(\))508 4608 y Fv(The)30 b(parameter)f(f)h(shall)g(b)r(e)h(a)f(text\014le;)i(if)e(the)h (actual-parameter-list)d(is)i(omitted,)h(the)g(function)f(shall)508 4707 y(b)r(e)i(applied)g(to)g(the)g(required)f(text\014le)i Ft(input)p Fv(,)g(whic)n(h)f(shall)f(b)r(e)i(implicitly)g(accessible)e (\(see)g Ft(6.11.4.2)p Fv(\))508 4807 y(b)n(y)d(the)h (function-designator.)40 b(When)29 b(eoln\(f)6 b(\))30 b(is)f(activ)-5 b(ated,)29 b(it)g(shall)f(b)r(e)i(an)e(error)f(if)i(f)h (is)f(unde\014ned)g(or)508 4907 y(if)i(eof\(f)6 b(\))32 b(is)f(true;)i(otherwise,)e(the)h(function)f(shall)g(yield)g(the)h(v)-5 b(alue)31 b(true)g(if)g(f.R.\014rst)h(is)f(an)f(end-of-line)508 5006 y(comp)r(onen)n(t)d(\(see)g Ft(6.4.3.6)p Fv(\);)f(otherwise,)h (false.)3805 5255 y Ft(79)p eop 80 91 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fq(empty\(f)9 b(\))208 623 y Fv(The)23 b(parameter)f(f)i(shall)f(b)r (e)g(a)g(\014le-v)-5 b(ariable)22 b(that)i(p)r(ossesses)e(a)h (direct-access)e(\014le-t)n(yp)r(e.)36 b(When)24 b(empt)n(y\(f)6 b(\))208 722 y(is)28 b(activ)-5 b(ated,)29 b(it)g(shall)f(b)r(e)i(an)e (error)f(if)i(f)g(is)g(unde\014ned;)h(otherwise,)e(the)h(function)g (shall)f(yield)h(the)g(v)-5 b(alue)208 822 y(true)27 b(if)h(f.L~f.R)g(is)g(the)g(empt)n(y)f(sequence)g(\(see)h Ft(6.4.3.6)p Fv(\);)d(otherwise,)i(false.)0 1052 y Ft(6.7.6.6)i (Direct-access)k(p)s(osition)d(functions)0 1220 y Fq(p)l(osition\(f)9 b(\))208 1320 y Fv(The)25 b(parameter)f(f)i(shall)f(b)r(e)h(a)f (\014le-v)-5 b(ariable)24 b(that)i(p)r(ossesses)e(a)h(direct-access)f (\014le-t)n(yp)r(e)h(with)h(index-t)n(yp)r(e)208 1420 y(T.)i(Let)g(a)f(b)r(e)h(the)h(smallest)e(v)-5 b(alue)28 b(of)g(t)n(yp)r(e)g(T.)g(When)g(p)r(osition\(f)6 b(\))29 b(is)f(activ)-5 b(ated,)28 b(it)g(shall)g(b)r(e)g(an)g(error)e(if)208 1519 y(f)j(is)h(unde\014ned;)h(otherwise,)e(the)h(function)g(shall)f (return)g(a)g(result)g(of)h(t)n(yp)r(e)f(T)h(suc)n(h)f(that)h(p)r (osition\(f)6 b(\))30 b(=)208 1619 y(succ\(a,)d(length\(f.L\)\).)i(It)f (shall)f(b)r(e)h(an)f(error)f(if)i(no)f(suc)n(h)g(v)-5 b(alue)28 b(exists.)0 1777 y Fq(L)l(astPosition\(f)9 b(\))208 1876 y Fv(The)25 b(parameter)f(f)i(shall)f(b)r(e)h(a)f (\014le-v)-5 b(ariable)24 b(that)i(p)r(ossesses)e(a)h(direct-access)f (\014le-t)n(yp)r(e)h(with)h(index-t)n(yp)r(e)208 1976 y(T.)d(Let)g(a)f(b)r(e)i(the)f(smallest)g(v)-5 b(alue)22 b(of)h(t)n(yp)r(e)g(T.)h(When)f(LastP)n(osition\(f)6 b(\))22 b(is)h(activ)-5 b(ated,)24 b(it)f(shall)g(b)r(e)g(an)g(error) 208 2076 y(if)d(f)h(is)f(unde\014ned;)j(otherwise,)e(the)f(function)h (shall)e(return)h(a)f(result)h(of)g(t)n(yp)r(e)h(T)f(suc)n(h)f(that)i (LastP)n(osition\(f)6 b(\))208 2175 y(=)27 b(succ\(a,)g (length\(f.L~f.R\)-1\).)37 b(It)28 b(shall)g(b)r(e)g(an)f(error)e(if)k (no)e(suc)n(h)g(v)-5 b(alue)28 b(exists.)0 2405 y Ft(6.7.6.7)h(String)j (functions)0 2574 y Fq(length\(s\))208 2673 y Fv(F)-7 b(rom)28 b(the)i(expression)e(s)h(that)g(shall)g(b)r(e)h(of)f(c)n (har-t)n(yp)r(e)f(or)g(a)h(string-t)n(yp)r(e,)g(this)g(function)h (shall)f(return)f(a)208 2773 y(result)f(of)g(in)n(teger-t)n(yp)r(e.)36 b(The)28 b(function)g(shall)f(yield)h(the)g(length)f(of)h(the)g(v)-5 b(alue)27 b(of)h(s.)0 2931 y Fq(index\(s1,)j(s2\))208 3030 y Fv(F)-7 b(rom)28 b(the)h(expressions)e(s1)h(and)h(s2)f(that)h (shall)f(eac)n(h)g(b)r(e)i(of)e(c)n(har-t)n(yp)r(e)g(or)g(a)g(string-t) n(yp)r(e,)g(this)i(function)208 3130 y(shall)23 b(return)h(a)g(result)g (of)g(in)n(teger-t)n(yp)r(e.)35 b(If)24 b(the)h(v)-5 b(alue)24 b(of)g(s2)g(is)g(the)g(n)n(ull-string,)g(then)h(the)g (function)f(shall)208 3230 y(yield)k(1;)i(if)f(the)g(v)-5 b(alue)29 b(of)g(s1)f(is)h(the)g(n)n(ull-string)f(and)h(the)g(v)-5 b(alue)29 b(of)g(s2)f(is)h(not)g(the)g(n)n(ull-string,)f(then)i(the)208 3329 y(function)22 b(shall)g(yield)f(0;)j(otherwise,)e(letting)g(s1v)f (denote)h(an)g(auxiliary)e(v)-5 b(ariable)21 b(that)h(the)h(program)c (do)r(es)208 3429 y(not)32 b(otherwise)f(con)n(tain)h(and)g(that)g(p)r (ossesses)f(a)h(v)-5 b(ariable-string-t)n(yp)r(e)30 b(with)j(a)f (capacit)n(y)f(equal)h(to)g(the)208 3528 y(length)24 b(of)g(the)g(v)-5 b(alue)24 b(of)g(s1)g(and)g(letting)g(the)g(v)-5 b(alue)24 b(attributed)h(to)f(s1v)f(b)r(e)h(the)h(v)-5 b(alue)24 b(of)g(s1,)g(the)h(function)208 3628 y(shall)30 b(yield)h(the)g(least)f(i)h(suc)n(h)f(that)h(s1v[i..i+length\(s2\)-1])e (=)h(s2,)h(if)g(suc)n(h)g(an)f(i)h(exists;)h(otherwise,)f(the)208 3728 y(function)d(shall)f(yield)h(0.)208 3877 y Fn(NOTE)d(|)h(1)31 b(Index\(s1,s2\))h(determines)f(whether)g(string)h(s1)g(con)n(tains)g (string)g(s2)h(as)f(a)f(substring.)53 b(If)31 b(s1)h(do)r(es)208 3968 y(not)25 b(con)n(tain)g(s2,)h(then)f(the)g(v)l(alue)g(of)h (index\(s1,s2\))f(is)h(zero;)h(otherwise,)f(the)f(v)l(alue)g(of)h (index\(s1,s2\))g(is)g(the)f(index)208 4060 y(p)r(osition)c(of)h(the)f (\014rst)f(c)n(haracter)i(p)r(osition)g(in)e(s1)i(where)f(a)g(cop)n(y)g (of)g(s2)h(is)f(lo)r(cated.)34 b(The)21 b(n)n(ull-string)g(is)h(a)f (substring)208 4151 y(of)26 b(ev)n(ery)f(string)h(v)l(alue)f(lo)r (cated)i(at)f(index)f(p)r(osition)i(1.)0 4309 y Fq(substr\(s,)i(i,)i (j\))208 4408 y Fv(F)-7 b(rom)21 b(the)i(expression)e(s)h(that)g(shall) g(b)r(e)h(of)f(c)n(har-t)n(yp)r(e)f(or)g(a)h(string-t)n(yp)r(e)f(and)h (from)g(the)g(expressions)f(i)h(and)208 4508 y(j)29 b(that)g(shall)f(b) r(e)i(of)e(in)n(teger-t)n(yp)r(e,)g(this)h(function)h(shall)e(return)h (a)f(result)h(of)f(the)i(canonical-string-t)n(yp)r(e.)208 4608 y(It)e(shall)g(b)r(e)h(an)f(error)f(if)i(the)f(v)-5 b(alue)29 b(of)f(i)h(is)f(less)g(than)h(or)e(equal)h(to)g(0.)39 b(It)29 b(shall)f(b)r(e)h(an)f(error)e(if)j(the)g(v)-5 b(alue)208 4707 y(of)25 b(j)i(is)f(less)f(than)h(0.)36 b(It)26 b(shall)g(b)r(e)g(an)g(error)e(if)i(the)g(v)-5 b(alue)26 b(of)g(\(i\)+\(j\)-1)g(is)g(greater)e(than)i(the)h(length)f (of)g(the)208 4807 y(v)-5 b(alue)31 b(of)h(s.)49 b(Let)32 b(sv)g(denote)g(an)f(auxiliary)g(v)-5 b(ariable)30 b(that)j(the)f (program)e(do)r(es)h(not)h(otherwise)f(con)n(tain)208 4907 y(and)k(that)h(p)r(ossesses)e(a)h(v)-5 b(ariable-string-t)n(yp)r (e)34 b(with)i(a)f(capacit)n(y)g(equal)g(to)g(the)h(greater)e(of)i(1)f (and)h(the)208 5006 y(length)e(of)h(the)f(v)-5 b(alue)35 b(of)f(s.)58 b(Let)34 b(the)h(v)-5 b(alue)35 b(attributed)f(to)h(sv)f (b)r(e)h(the)g(v)-5 b(alue)34 b(of)h(s.)57 b(If)35 b(the)g(v)-5 b(alue)34 b(of)h(j)0 5255 y Ft(80)p eop 81 92 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(equals)d(0,)h(the)g(function)g(shall)g(yield)g(the)g(n)n (ull-string;)g(otherwise,)g(the)g(function)h(shall)e(yield)h(the)g(v)-5 b(alue)508 623 y(of)27 b(sv[i..\(i\)+\(j\)-1].)508 772 y Fn(NOTE)e(|)h(2)g(Substr\(s,i,j\))h(computes)e(the)h(substring)g(of)h (string)f(s)h(b)r(eginning)f(at)g(p)r(osition)i(i)e(and)g(extending)f (for)508 863 y(length)g(j.)300 1021 y Fq(substr\(s,)k(i\))508 1121 y Fv(Let)37 b(sv)f(denote)h(an)g(auxiliary)f(v)-5 b(ariable)36 b(that)h(the)h(program)d(do)r(es)h(not)h(otherwise)g(con)n (tain)f(and)h(that)508 1220 y(p)r(ossesses)c(a)i(v)-5 b(ariable-string-t)n(yp)r(e)33 b(with)j(a)e(capacit)n(y)h(equal)f(to)h (the)h(greater)d(of)i(1)g(and)g(the)h(length)f(of)508 1320 y(the)e(v)-5 b(alue)34 b(of)f(s.)55 b(Let)34 b(the)g(v)-5 b(alue)33 b(attributed)h(to)f(sv)g(b)r(e)h(the)g(v)-5 b(alue)34 b(of)f(s.)55 b(Let)33 b(iv)h(denote)f(an)h(auxiliary)508 1420 y(v)-5 b(ariable)24 b(that)i(the)g(program)d(do)r(es)i(not)h (otherwise)e(con)n(tain)h(and)g(that)h(p)r(ossesses)e(the)i(in)n (teger-t)n(yp)r(e.)35 b(Let)508 1519 y(the)26 b(v)-5 b(alue)27 b(attributed)f(to)g(iv)h(b)r(e)g(the)f(v)-5 b(alue)26 b(of)h(i.)36 b(The)27 b(function)g(shall)f(b)r(e)g(equiv)-5 b(alen)n(t)27 b(to)f(the)h(expression)508 1619 y (substr\(sv,iv,length\(sv\)-\(iv\)+1\).)300 1777 y Fq(trim\(s\))508 1876 y Fv(F)-7 b(rom)28 b(the)i(expression)e(s)h(that)g(shall)g(b)r(e)h (of)f(c)n(har-t)n(yp)r(e)f(or)g(a)h(string-t)n(yp)r(e,)g(this)g (function)h(shall)f(return)f(a)508 1976 y(result)33 b(of)g(the)h (canonical-string-t)n(yp)r(e.)52 b(Let)34 b(n)g(b)r(e)g(the)g(length)f (of)h(the)g(v)-5 b(alue)33 b(of)h(s.)54 b(Let)34 b(sv)f(denote)g(an)508 2076 y(auxiliary)26 b(v)-5 b(ariable)27 b(that)h(the)h(program)c(do)r (es)j(not)g(otherwise)f(con)n(tain)g(and)h(that)g(p)r(ossesses)f(a)g(v) -5 b(ariable-)508 2175 y(string-t)n(yp)r(e)33 b(with)i(a)e(capacit)n(y) h(equal)f(to)h(the)h(greater)e(of)h(1)g(and)g(n.)57 b(Let)34 b(the)h(v)-5 b(alue)34 b(attributed)g(to)g(sv)508 2275 y(b)r(e)f(the)f(v)-5 b(alue)33 b(of)f(s.)52 b(If)33 b(n)g(equals)f(0,)h (the)g(function)g(shall)f(yield)h(the)g(n)n(ull-string;)h(if)f(the)g(v) -5 b(alue)33 b(of)f(sv[n])508 2374 y(is)f(not)g(equal)g(to)g(the)h(c)n (har-t)n(yp)r(e)e(v)-5 b(alue)31 b(space,)g(the)h(function)g(shall)f (yield)g(the)h(v)-5 b(alue)31 b(of)g(sv;)i(otherwise,)508 2474 y(the)e(function)g(shall)g(yield)g(the)g(v)-5 b(alue)31 b(of)g(substr\(sv,1,p-1\),)f(where)h(p)g(is)g(the)g(least)f(v)-5 b(alue)31 b(in)g(the)h(closed)508 2574 y(in)n(terv)-5 b(al)27 b(1..n)g(suc)n(h)g(that)h(eac)n(h)f(comp)r(onen)n(t)g(of)h (sv[p..n])g(is)f(the)h(c)n(har-t)n(yp)r(e)e(v)-5 b(alue)28 b(space.)300 2731 y(F)-7 b(or)29 b(the)h(follo)n(wing)f(string)f (comparison)g(functions,)j(the)f(expressions)e(s1)h(and)g(s2)g(shall)g (eac)n(h)g(b)r(e)h(of)f(c)n(har-t)n(yp)r(e)300 2831 y(or)j(the)i (canonical-string-t)n(yp)r(e.)51 b(Let)33 b(n1)g(b)r(e)h(the)f(length)h (of)f(the)g(v)-5 b(alue)34 b(of)f(s1)f(and)h(n2)g(b)r(e)h(the)f(length) h(of)f(the)300 2931 y(v)-5 b(alue)29 b(of)h(s2.)42 b(Let)30 b(s1v)e(denote)i(an)f(auxiliary)f(v)-5 b(ariable)29 b(that)h(the)g (program)d(do)r(es)i(not)h(otherwise)e(con)n(tain)h(and)300 3030 y(that)e(p)r(ossesses)d(a)i(v)-5 b(ariable-string-t)n(yp)r(e)24 b(with)j(a)f(capacit)n(y)f(equal)h(to)g(the)h(greater)e(of)h(1)g(and)g (n1.)36 b(Let)26 b(the)h(v)-5 b(alue)300 3130 y(attributed)26 b(to)f(s1v)f(b)r(e)i(the)f(v)-5 b(alue)25 b(of)h(s1.)35 b(Let)25 b(s2v)g(denote)g(an)g(auxiliary)f(v)-5 b(ariable)24 b(that)h(the)h(program)d(do)r(es)i(not)300 3230 y(otherwise)g(con)n (tain)g(and)g(that)h(p)r(ossesses)e(a)h(v)-5 b(ariable-string-t)n(yp)r (e)24 b(with)i(a)f(capacit)n(y)f(equal)i(to)f(the)h(greater)e(of)h(1) 300 3329 y(and)i(n2.)37 b(Let)28 b(the)g(v)-5 b(alue)27 b(attributed)h(to)g(s2v)e(b)r(e)i(the)g(v)-5 b(alue)28 b(of)f(s2.)300 3487 y(The)h(result)f(of)h(eac)n(h)e(of)i(the)g(follo)n (wing)e(string)h(comparison)f(functions)i(shall)f(b)r(e)h(of)g(Bo)r (olean-t)n(yp)r(e.)300 3645 y Fq(EQ\(s1,s2\))508 3744 y Fv(This)f(function)h(shall)f(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)f(the)h(expression)646 3902 y Fk(\()g(\(s1v)f(=)h(s2v\))f(and)h (\(n1)f(=)g(n2\))h(\).)300 4060 y Fq(L)-6 b(T\(s1,s2\))508 4159 y Fv(If)28 b(n1)f Fp(<)g Fv(n2,)h(this)f(function)i(shall)e(b)r(e) h(equiv)-5 b(alen)n(t)27 b(to)h(the)g(expression)674 4317 y Fk(\()g(s1v)f Fp(<)p Fk(=)g(substr\(s2v,)g(1,)g(n1\))h(\);)508 4475 y Fv(otherwise,)e(this)i(function)g(shall)g(b)r(e)g(equiv)-5 b(alen)n(t)27 b(to)g(the)h(expression)674 4633 y Fk(\()g(substr\(s1v,)f (1,)g(n2\))h Fp(<)f Fk(s2v)g(\))h(.)300 4790 y Fq(GT\(s1,s2\))508 4890 y Fv(This)f(function)h(shall)f(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)f(the)h(expression)3805 5255 y Ft(81)p eop 82 93 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))374 523 y Fk(\()d(not)f(L)-7 b(T\(s1v,)27 b(s2v\))g(and)h(not)f(EQ\(s1v,)g (s2v\))h(\))g(.)0 681 y Fq(NE\(s1,s2\))208 780 y Fv(This)f(function)h (shall)f(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)f(the)h(expression)374 938 y Fk(\()g(not)f(EQ\(s1v,)g(s2v\))h(\).)0 1096 y Fq(LE\(s1,s2\))208 1196 y Fv(This)f(function)h(shall)f(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)f(the)h(expression)374 1353 y Fk(\()g(L)-7 b(T\(s1v,)27 b(s2v\))g(o)n(r)h(EQ\(s1v,s2v\))f(\))h(.)0 1511 y Fq(GE\(s1,s2\))208 1611 y Fv(This)f(function)h(shall)f(b)r(e)h (equiv)-5 b(alen)n(t)28 b(to)f(the)h(expression)374 1768 y Fk(\()g(not)f(L)-7 b(T\(s1v,)27 b(s2v\))g(\).)0 1948 y Fn(NOTE)f(|)f(3)39 b(It)f(is)i(p)r(ossible)g(for)f(an)n(y)f(of)i (these)f(functions)g(to)g(yield)f(di\013eren)n(t)g(results)i(from)e (their)h(corresp)r(onding)0 2039 y(op)r(erators;)27 b(for)g(example,)e (L)-6 b(T\(a,b\))26 b(could)g(b)r(e)f(false)i(and)f(a)p Fd(<)p Fn(b)f(true.)0 2268 y Ft(6.7.6.8)k(Binding)i(functions)0 2436 y Fq(binding\(f)9 b(\))208 2536 y Fv(The)36 b(parameter)f(f)h (shall)g(b)r(e)h(a)f(v)-5 b(ariable-access.)60 b(The)36 b(function)h(shall)f(access)f(the)i(v)-5 b(ariable)35 b(denoted)208 2635 y(b)n(y)g(f)h(and)f(shall)g(return)h(an)f(implemen)n (tation-de\014ned)g(v)-5 b(alue)36 b(of)f(the)h(t)n(yp)r(e)g(denoted)g (b)n(y)f(the)h(required)208 2735 y(t)n(yp)r(e-iden)n(ti\014er)f Ft(BindingT)m(yp)s(e)h Fv(\(see)g Ft(6.4.3.4)p Fv(\).)60 b(If)36 b(the)h(v)-5 b(ariable)35 b(is)h(b)r(ound)g(to)g(an)g(external) f(en)n(tit)n(y)-7 b(,)208 2834 y(the)29 b(v)-5 b(alue)28 b(of)h(binding\(f)6 b(\).b)r(ound)31 b(shall)d(b)r(e)h(true;)g (otherwise,)f(the)h(v)-5 b(alue)29 b(of)g(binding\(f)6 b(\).b)r(ound)30 b(shall)f(b)r(e)208 2934 y(false.)48 b(The)32 b(v)-5 b(alue)32 b(of)f(binding\(f)6 b(\))34 b(shall)d(designate)g(the)h(status)g(of)f(the)h(binding)g(of)g(the)g(v) -5 b(ariable)31 b(to)g(an)208 3034 y(external)i(en)n(tit)n(y)-7 b(.)55 b(If)34 b(the)h(v)-5 b(ariable-access)31 b(f)j(p)r(ossesses)e(a) i(\014le-t)n(yp)r(e,)h(it)g(shall)e(b)r(e)h(a)g(dynamic-violation)208 3133 y(if)c(the)h(v)-5 b(ariable)30 b(do)r(es)g(not)g(p)r(ossess)g(the) g(bindabilit)n(y)h(that)g(is)f(bindable;)i(otherwise,)e(the)h(v)-5 b(ariable)29 b(shall)208 3233 y(p)r(ossess)d(the)i(bindabilit)n(y)g (that)g(is)f(bindable.)0 3382 y Fn(NOTES)0 3562 y(1)f(Binding\(f)6 b(\))26 b(is)g(p)r(ermitted)f(ev)n(en)g(if)h(f)g(is)g (totally-unde\014ned.)0 3683 y(2)21 b(Because)h(the)e(nature)h(of)g (external)g(en)n(tities)g(that)g(migh)n(t)e(b)r(e)i(b)r(ound)f(to)h(v)l (ariables)g(v)l(aries)g(from)g(pro)r(cessor)h(to)f(pro)r(cessor,)0 3774 y(the)32 b Fh(BindingT)n(yp)r(e)g Fn(record-t)n(yp)r(e)g(ma)n(y)f (con)n(tain)h(implemen)n(tation-de\014ned)e(\014elds.)54 b(The)33 b Fh(binding)h Fn(function)e(allo)n(ws)0 3866 y(a)e(pro)r(cessor)h(to)e(pro)n(vide)g(initial)i(v)l(alues)e(of)h(t)n (yp)r(e)f Fh(BindingT)n(yp)r(e)h Fn(to)f(a)h(program)f(without)h(the)f (program)g(con)n(taining)0 3957 y(references)21 b(to)f(an)n(y)g(of)h (the)e(implemen)n(tation-de\014ned)e(\014elds.)33 b(The)20 b Fh(b)r(ound)h Fn(\014eld)f(of)h(the)f Fh(BindingT)n(yp)r(e)g Fn(v)l(alue)g(returned)0 4048 y(b)n(y)e Fh(binding)j Fn(could)e(b)r(e)g(used)g(b)n(y)g(a)g(program)g(to)g(test)h(the)f (success)h(of)g(an)f(activ)l(ation)g(of)h(the)f Fh(bind)h Fn(or)g Fh(un)n(bind)g Fn(pro)r(cedure.)0 4140 y(The)28 b Fh(BindingT)n(yp)r(e)g Fn(v)l(alue)g(returned)f(b)n(y)g Fh(binding)i Fn(can)f(also)i(b)r(e)d(used)h(to)g(determine)f(the)h (result)g(of)g(an)n(y)g(binding)f(of)0 4231 y(program-parameters)g (prior)h(to)g(activ)l(ation)g(of)g(the)f(main)g(program)h(\(see)g Fh(6.12)p Fn(\).)40 b(The)28 b(follo)n(wing)i(example)c(illustrates)0 4322 y(ho)n(w)g(the)f Fh(binding)j Fn(function)d(ma)n(y)g(b)r(e)g(used) h(in)f(this)h(w)n(a)n(y)-6 b(.)0 4458 y Ff(Example:)235 4550 y Fg(procedure)42 b(bindfile\(var)g(f)d(:)h(text\);)353 4641 y(var)510 4732 y(b)f(:)h(BindingType;)353 4824 y(begin)510 4915 y(unbind\(f\);)510 5006 y(b)f(:=)h(binding\(f\);)0 5255 y Ft(82)p eop 83 94 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))810 523 y Fg(repeat)888 614 y(writeln\('Enter)43 b(file)d(name:'\);)888 706 y(readln\(b.name\);)888 797 y(bind\(f,)h(b\);)888 888 y(b)f(:=)g(binding\(f\);)888 980 y(if)g(not)g(b.bound)888 1071 y(then)967 1162 y(writeln\('File)i(not)e(bound--try)h(again.'\);) 810 1254 y(until)f(b.bound;)653 1345 y(end;)300 1624 y Ft(6.7.6.9)29 b(Time)h(functions)300 1809 y Fq(date\(t\))508 1909 y Fv(F)-7 b(rom)17 b(the)i(expression)e(t)i(that)g(shall)e(b)r(e)i (of)g(the)f(t)n(yp)r(e)h(denoted)f(b)n(y)g(the)h(required)f(t)n(yp)r (e-iden)n(ti\014er)g Ft(TimeStamp)p Fv(,)508 2008 y(this)25 b(function)h(shall)f(return)g(a)g(result)h(of)f(the)h (canonical-string-t)n(yp)r(e)d(with)j(an)f(implemen)n(tation-de\014ned) 508 2108 y(length.)50 b(The)33 b(function)g(shall)e(yield)i(a)f(v)-5 b(alue)32 b(that)g(is)g(an)g(implemen)n(tation-de\014ned)h(represen)n (tation)d(of)508 2207 y(the)25 b(calendar)g(date)g(denoted)g(b)n(y)h (the)f(v)-5 b(alue)26 b(of)f(t.)37 b(It)25 b(shall)g(b)r(e)h(an)f (error)f(if)i(the)g(\014elds)f Ft(da)m(y)p Fv(,)i Ft(mon)m(th)p Fv(,)e(and)508 2307 y Ft(y)m(ear)j Fv(of)g(t)g(do)f(not)h(represen)n(t) e(a)h(v)-5 b(alid)28 b(calendar)e(date.)300 2465 y Fq(time\(t\))508 2564 y Fv(F)-7 b(rom)17 b(the)i(expression)e(t)i(that)g(shall)e(b)r(e)i (of)g(the)f(t)n(yp)r(e)h(denoted)f(b)n(y)g(the)h(required)f(t)n(yp)r (e-iden)n(ti\014er)g Ft(TimeStamp)p Fv(,)508 2664 y(this)25 b(function)h(shall)f(return)g(a)g(result)h(of)f(the)h (canonical-string-t)n(yp)r(e)d(with)j(an)f(implemen)n(tation-de\014ned) 508 2764 y(length.)50 b(The)33 b(function)g(shall)e(yield)i(a)f(v)-5 b(alue)32 b(that)g(is)g(an)g(implemen)n(tation-de\014ned)h(represen)n (tation)d(of)508 2863 y(the)e(time)g(denoted)f(b)n(y)h(the)g(v)-5 b(alue)27 b(of)h(t.)300 3159 y Fr(6.8)38 b(Expressions)300 3344 y Ft(6.8.1)30 b(General)300 3529 y Fv(An)35 b(expression)e(not)i Fk(contained)e Fv(b)n(y)i(a)f(sc)n(hema-de\014nition)g(shall)g(denote)g (a)h(v)-5 b(alue;)38 b(an)c(expression)f Fk(contained)300 3629 y Fv(b)n(y)e(a)h(sc)n(hema-de\014nition)f(shall)g(denote)g(a)h(v) -5 b(alue)31 b(for)g(eac)n(h)g(tuple)i(allo)n(w)n(ed)d(b)n(y)h(the)h (actual-discriminan)n(t-part)300 3728 y Fk(of)g Fv(the)h(sc)n (hema-de\014nition.)50 b(The)33 b(use)f(of)g(a)g(v)-5 b(ariable-access)30 b(as)h(a)h(primary)f(shall)h(denote)h(the)f(v)-5 b(alue,)34 b(if)f(an)n(y)-7 b(,)300 3828 y(attributed)20 b(to)f(the)g(v)-5 b(ariable)19 b(accessed)f(thereb)n(y)-7 b(.)33 b(When)20 b(a)f(primary)f(is)h(used,)i(it)f(shall)f(b)r(e)g(an)g (error)f(if)h(the)h(v)-5 b(ariable)300 3927 y(denoted)30 b(b)n(y)f(a)h(v)-5 b(ariable-access)27 b Fk(of)j Fv(the)g(primary)e(is) i(unde\014ned.)44 b(Op)r(erator)28 b(precedences)h(shall)h(b)r(e)g (according)300 4027 y(to)e(\014v)n(e)g(classes)f(of)h(op)r(erators)e (as)h(follo)n(ws.)38 b(The)28 b(op)r(erator)e(not)i(shall)g(ha)n(v)n(e) f(the)h(highest)g(precedence,)g(follo)n(w)n(ed)300 4127 y(b)n(y)33 b(the)h(exp)r(onen)n(tiating-op)r(erators,)f(follo)n(w)n(ed) f(b)n(y)h(the)h(m)n(ultiplying-op)r(erators,)f(the)h(adding-op)r (erators)d(and)300 4226 y(signs,)j(and)e(\014nally)-7 b(,)35 b(with)e(the)g(lo)n(w)n(est)f(precedence,)i(the)f(relational-op) r(erators.)49 b(Sequences)33 b(of)g(t)n(w)n(o)f(or)g(more)300 4326 y(op)r(erators)26 b(of)h(the)h(same)f(precedence)g(shall)g(b)r(e)h (left)h(asso)r(ciativ)n(e.)508 4478 y(expression)53 b(=)83 b(simple-expression)26 b([)55 b(relational-op)r(erator)24 b(simple-expression)54 b(])h(.)508 4644 y(simple-expression)e(=)83 b([)55 b(sign)g(])28 b(term)f Fu(f)55 b Fv(adding-op)r(erator)25 b(term)55 b Fu(g)g Fv(.)508 4810 y(term)g(=)82 b(factor)27 b Fu(f)55 b Fv(m)n(ultiplying-op)r(erator)26 b(factor)54 b Fu(g)h Fv(.)508 4976 y(factor)f(=)83 b(primary)26 b([)55 b(exp)r(onen)n(tiating-op)r(erator)25 b(primary)54 b(])i(.)3805 5255 y Ft(83)p eop 84 95 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 568 y Fv(primary)54 b Fp(>)82 b Fv(v)-5 b(ariable-access)53 b Fu(j)28 b Fv(unsigned-constan)n(t)53 b Fu(j)28 b Fv(set-constructor) 552 667 y Fu(j)124 b Fv(function-access)54 b Fu(j)28 b Fv(`)p Fk(\()p Fv(')g(expression)e(`)p Fk(\))p Fv(')56 b Fu(j)28 b Fv(`)p Fk(not)p Fv(')f(primary)552 767 y Fu(j)124 b Fv(constan)n(t-access)53 b Fu(j)28 b Fv(sc)n (hema-discriminan)n(t)552 867 y Fu(j)124 b Fv(structured-v)-5 b(alue-constructor)53 b Fu(j)27 b Fv(discriminan)n(t-iden)n(ti\014er)55 b(.)0 1082 y Fn(NOTE)26 b(|)f(1)h(There)g(is)g(also)h(a)f(syn)n(tax)f (rule)h(for)g(primary)f(in)h Fh(6.7.3.7.1)p Fn(.)208 1268 y Fv(unsigned-constan)n(t)53 b(=)83 b(unsigned-n)n(um)n(b)r(er)54 b Fu(j)28 b Fv(c)n(haracter-string)52 b Fu(j)28 b Fv(`)p Fk(nil)p Fv(')55 b Fu(j)28 b Fv(extended-n)n(um)n(b)r(er)55 b(.)208 1434 y(set-constructor)e(=)83 b(`)p Fk([)p Fv(')27 b([)56 b(mem)n(b)r(er-designator)25 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(mem)n(b)r(er-designator)53 b Fu(g)i Fv(])28 b(`)p Fk(])p Fv(')55 b(.)208 1600 y(mem)n(b)r(er-designator)e (=)82 b(expression)26 b([)56 b(`)p Fk(..)p Fv(')37 b(expression)54 b(])h(.)0 1788 y(An)n(y)36 b(primary)e(whose)h(t)n(yp)r(e)h(is)g(S,)g (where)f(S)h(is)g(a)f(subrange)f(of)i(T,)g(shall)f(b)r(e)i(treated)e (as)g(if)h(it)g(w)n(ere)f(of)h(t)n(yp)r(e)0 1888 y(T.)h(Similarly)-7 b(,)39 b(an)n(y)e(primary)f(whose)g(t)n(yp)r(e)h(is)g(set)h(of)f(S)g (shall)g(b)r(e)g(treated)g(as)f(if)i(it)g(w)n(ere)e(of)h(the)g(unpac)n (k)n(ed-)0 1987 y(canonical-set-of-T-t)n(yp)r(e,)32 b(and)g(an)n(y)h (primary)e(whose)i(t)n(yp)r(e)g(is)g(pac)n(k)n(ed)e(set)i(of)g(S)g (shall)g(b)r(e)g(treated)g(as)f(of)h(the)0 2087 y(pac)n(k)n (ed-canonical-set-of-T-t)n(yp)r(e.)53 b(An)n(y)35 b(primary)e(whose)h (t)n(yp)r(e)g(is)h(a)f(string-t)n(yp)r(e)f(shall)h(b)r(e)h(treated)f (as)g(if)h(it)0 2187 y(w)n(ere)27 b(of)g(the)h(canonical-string-t)n(yp) r(e.)0 2344 y(A)i(set-constructor)f(shall)g(denote)h(a)g(v)-5 b(alue)30 b(of)g(a)g(set-t)n(yp)r(e.)44 b(The)30 b(set-constructor)e Fq([)k(])f Fv(shall)f(denote)g(the)g(v)-5 b(alue)0 2444 y(in)37 b(ev)n(ery)f(set-t)n(yp)r(e)g(that)h(con)n(tains)f(no)h(mem)n (b)r(ers.)64 b(A)37 b(set-constructor)e Fk(containing)g Fv(one)i(or)f(more)g(mem)n(b)r(er-)0 2544 y(designators)e(shall)i (denote)g(either)g(a)g(v)-5 b(alue)36 b(of)h(the)f(unpac)n(k)n (ed-canonical-set-of-T-t)n(yp)r(e)d(or,)k(if)g(the)f(con)n(text)0 2643 y(so)i(requires,)i(the)g(pac)n(k)n(ed-canonical-set-of-T-t)n(yp)r (e,)d(where)h(T)h(is)g(the)g(t)n(yp)r(e)g(of)f(ev)n(ery)g(expression)f Fk(of)i Fv(eac)n(h)0 2743 y(mem)n(b)r(er-designator)26 b Fk(of)h Fv(the)h(set-constructor.)36 b(The)27 b(t)n(yp)r(e)h(T)g (shall)f(b)r(e)h(an)g(ordinal-t)n(yp)r(e.)36 b(The)27 b(v)-5 b(alue)28 b(denoted)0 2842 y(b)n(y)33 b(the)h(set-constructor)e (shall)h(con)n(tain)g(zero)g(or)f(more)h(mem)n(b)r(ers,)i(eac)n(h)e(of) g(whic)n(h)h(shall)f(b)r(e)h(denoted)g(b)n(y)f(at)0 2942 y(least)27 b(one)g(mem)n(b)r(er-designator)f Fk(of)h Fv(the)h(set-constructor.)0 3100 y(The)c(mem)n(b)r(er-designator)e(x,)i (where)f(x)h(is)g(an)f(expression,)g(shall)h(denote)f(the)i(mem)n(b)r (er)e(that)h(shall)g(b)r(e)g(the)g(v)-5 b(alue)0 3199 y(of)22 b(x.)36 b(The)22 b(mem)n(b)r(er-designator)e(x..y)-7 b(,)24 b(where)e(x)g(and)h(y)f(are)f(expressions,)h(shall)g(denote)h (zero)e(or)h(more)f(mem)n(b)r(ers)0 3299 y(that)e(shall)g(b)r(e)g(the)g (v)-5 b(alues)19 b(of)g(the)g(base-t)n(yp)r(e)f(in)i(the)f(closed)f(in) n(terv)-5 b(al)19 b(from)f(the)i(v)-5 b(alue)18 b(of)h(x)g(to)g(the)g (v)-5 b(alue)19 b(of)g(y)-7 b(.)34 b(The)0 3399 y(order)c(of)h(ev)-5 b(aluation)30 b(of)h(the)h(expressions)d Fk(of)i Fv(a)g(mem)n(b)r (er-designator)e(shall)h(b)r(e)i(implemen)n(tation-dep)r(enden)n(t.)0 3498 y(The)k(order)e(of)h(ev)-5 b(aluation)35 b(of)h(the)g(mem)n(b)r (er-designators)d Fk(of)i Fv(a)h(set-constructor)d(shall)i(b)r(e)h (implemen)n(tation-)0 3598 y(dep)r(enden)n(t.)0 3747 y Fn(NOTES)0 3933 y(2)26 b(The)g(mem)n(b)r(er-designator)e(x..y)i (denotes)f(no)h(mem)n(b)r(ers)e(if)i(the)g(v)l(alue)f(of)i(x)e(is)h (greater)h(than)e(the)g(v)l(alue)g(of)i(y)-6 b(.)0 4060 y(3)25 b(The)g(set-constructor)f([)h(])g(do)r(es)g(not)f(ha)n(v)n(e)g (a)h(single)h(t)n(yp)r(e,)e(but)g(assumes)g(a)h(suitable)g(t)n(yp)r(e)f (to)h(satisfy)g(the)f(assignmen)n(t-)0 4151 y(compatibilit)n(y)h (rules,)i(or)f(the)f(compatibilit)n(y)g(rules)h(for)h(op)r(erators,)g (if)g(p)r(ossible.)0 4309 y Fq(Examples:)131 4408 y Fl(a\))43 b(Primaries:)1264 4508 y(x)1264 4608 y(15)1264 4707 y(\(x)g(+)g(y)g(+)g (z\))1264 4807 y(sin\(x)f(+)h(y\))1264 4907 y([red,)f(c,)g(green])1264 5006 y([1,)g(5,)h(10..19,)e(23])0 5255 y Ft(84)p eop 85 96 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))1564 523 y Fl(not)42 b(p)1564 623 y(pixel)g([red,)f(c,)i(green])431 822 y(b\))g(Factors:)1564 922 y(x)g(pow)g(\(-k\))1564 1021 y(x**y)431 1220 y(c\))g(Terms:)1564 1320 y(x)g(*)g(y)1564 1420 y(i)g(/)g(\(1)g(-)g(i\))1564 1519 y(\(x)g(<=)g(y\))f(and)h(\(y)f (<)i(z\))1564 1619 y(x*y**z)1564 1719 y(\(x)f(<>)g(nil\))e(and)p 2180 1719 27 4 v 31 w(then)h(\(x)p Fu(")n Fl(.field)f(=)i(5\))431 1918 y(d\))g(Simple)e(Expressions:)1564 2017 y(p)i(or)g(q)1564 2117 y(x)g(+)g(y)1564 2217 y(-x)1564 2316 y(hue1)f(+)h(hue2)1564 2416 y(i)g(*)g(j)h(+)f(1)1564 2516 y(x)g(pow)g(3)g(+)g(y)g(pow)f(3)i(+) f(z)g(pow)f(3)1564 2615 y(\(x)h(=)g(0\))g(or)p 2006 2615 V 30 w(else)f(\(a)h(=)g(\(b/x\)\))431 2814 y(e\))g(Expressions:)1564 2914 y(x)g(=)g(1.5)1564 3014 y(p)g(<=)g(q)1564 3113 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b(order)e(of)i(ev)-5 b(aluation)22 b(b)r(oth)i(of)e(the)i (index-expressions)c Fk(of)p Fv(,)k(and)f(of)g(the)g(arra)n(y-function) e(or)h(string-function)300 2906 y Fk(of)p Fv(,)28 b(an)f (indexed-function-access)f(shall)h(b)r(e)h(implemen)n(tation-dep)r (enden)n(t.)300 3152 y Ft(6.8.6.3)h(Record-function-accesses)300 3325 y Fv(A)39 b(record-function-access)c(shall)j(denote)h(that)f(comp) r(onen)n(t)g(of)h(the)g(v)-5 b(alue)38 b(of)g(the)h(record-function)e Fk(of)i Fv(the)300 3425 y(record-function-access)31 b(asso)r(ciated)i (\(see)i Ft(6.4.3.4)p Fv(\))d(with)j(the)f(\014eld-iden)n(ti\014er)h Fk(of)f Fv(the)h(\014eld-sp)r(eci\014er)e Fk(of)i Fv(the)300 3525 y(record-function-access.)f(A)28 b(record-function)e(shall)h(b)r (e)h(a)g(function-access)e(p)r(ossessing)g(a)i(record-t)n(yp)r(e.)300 3682 y(The)d(o)r(ccurrence)e(of)i(a)f(record-function)g Fk(in)h Fv(a)f(record-function-access)e(shall)i(constitute)h(the)h (de\014ning-p)r(oin)n(t)e(of)300 3782 y(the)k(\014eld-iden)n(ti\014ers) 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y(the)g(v)-5 b(alue)25 b(of)f(the)h(string-function)f (from)h(the)g(comp)r(onen)n(t)f(that)h(corresp)r(onds)e(to)i(the)g(v)-5 b(alue)24 b(of)h(the)g(\014rst)f(index-)0 2512 y(expression)i(through)h (the)h(comp)r(onen)n(t)f(that)h(corresp)r(onds)e(to)h(the)h(v)-5 b(alue)28 b(of)f(the)h(second)f(index-expression.)0 2669 y(The)h(order)e(of)i(ev)-5 b(aluation)27 b(b)r(oth)h(of)g(the)g (index-expressions)e Fk(of)p Fv(,)i(and)g(of)f(the)i(string-function)e Fk(of)p Fv(,)h(a)f(substring-)0 2769 y(function-access)g(shall)g(b)r(e) h(implemen)n(tation-dep)r(enden)n(t.)0 3040 y Ft(6.8.7)i(Structured-v) -5 b(alue-constructors)0 3222 y(6.8.7.1)29 b(General)0 3404 y Fv(A)f(structured-v)-5 b(alue-constructor)24 b(shall)j(denote)g (a)g(v)-5 b(alue)27 b(of)g(the)h(t)n(yp)r(e)f(of)g(the)h(structured-v) -5 b(alue-constructor.)0 3504 y(That)35 b(t)n(yp)r(e)g(shall)f(b)r(e)h (a)f(t)n(yp)r(e)h(that)g(is)g(p)r(ermissible)f(as)g(the)i(comp)r(onen)n (t-t)n(yp)r(e)e Fk(of)h Fv(a)f(\014le-t)n(yp)r(e)h(\(see)f Ft(6.4.3.6)p Fv(\).)0 3604 y(The)d(order)f(of)i(ev)-5 b(aluation)30 b(of)i(the)g(comp)r(onen)n(t-v)-5 b(alues)30 b Fk(contained)g Fv(b)n(y)h(a)g(structured-v)-5 b(alue-constructor)28 b(shall)0 3703 y(b)r(e)g(implemen)n(tation-dep)r(enden)n(t.)208 3856 y(structured-v)-5 b(alue-constructor)52 b(=)83 b(arra)n(y-t)n(yp)r (e-name)24 b(arra)n(y-v)-5 b(alue)1291 3955 y Fu(j)125 b Fv(record-t)n(yp)r(e-name)25 b(record-v)-5 b(alue)1291 4055 y Fu(j)125 b Fv(set-t)n(yp)r(e-name)26 b(set-v)-5 b(alue)55 b(.)208 4221 y(comp)r(onen)n(t-v)-5 b(alue)54 b(=)83 b(expression)53 b Fu(j)28 b Fv(arra)n(y-v)-5 b(alue)53 b Fu(j)27 b Fv(record-v)-5 b(alue)54 b(.)0 4408 y(The)21 b(t)n(yp)r(e)g(of)f(a)h(structured-v)-5 b(alue-constructor)17 b(shall)k(b)r(e)g(the)g(t)n(yp)r(e)g(denoted)f(b)n(y)h(the)g(arra)n (y-t)n(yp)r(e-name,)e(record-)0 4508 y(t)n(yp)r(e-name,)40 b(or)d(set-t)n(yp)r(e-name)g Fk(of)h Fv(the)h(structured-v)-5 b(alue-constructor.)65 b(The)38 b(t)n(yp)r(e)g(of)g(an)g(arra)n(y-v)-5 b(alue,)37 b(a)0 4608 y(record-v)-5 b(alue,)20 b(or)f(a)h(set-v)-5 b(alue)20 b Fk(of)g Fv(either)g(a)g(structured-v)-5 b(alue-constructor) 17 b(or)j(a)g(comp)r(onen)n(t-v)-5 b(alue)19 b(shall)h(b)r(e)h(the)0 4707 y(t)n(yp)r(e)i(of)f(the)h(structured-v)-5 b(alue-constructor)20 b(or)i(the)h(comp)r(onen)n(t-v)-5 b(alue,)22 b(resp)r(ectiv)n(ely)-7 b(.)35 b(The)22 b(v)-5 b(alue)23 b(denoted)f(b)n(y)0 4807 y(an)h(expression)f Fk(in)h Fv(a)h(comp)r(onen)n(t-v)-5 b(alue)22 b(shall)h(b)r(e)h(assignmen)n(t-compatible)e(with)i(the)g(t)n (yp)r(e)f(of)h(the)g(comp)r(onen)n(t-)0 4907 y(v)-5 b(alue.)36 b(The)24 b(structure)f(of)h(a)f(v)-5 b(alue)24 b(p)r(ossessing)f(a)g (structured-t)n(yp)r(e)h(shall)f(b)r(e)i(the)f(structure)g(of)f(the)i (structured-)0 5006 y(t)n(yp)r(e.)0 5255 y Ft(94)p eop 95 106 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.8.7.2)d(Arra)m(y-v)-5 b(alues)300 703 y Fv(The)29 b(t)n(yp)r(e)g(of)g(an)g(arra)n(y-v)-5 b(alue)26 b(shall)i(b)r(e)i(an)e (arra)n(y-t)n(yp)r(e,)f(and)i(the)g(arra)n(y-v)-5 b(alue)26 b(shall)j(denote)g(a)f(v)-5 b(alue)29 b(of)g(that)300 803 y(t)n(yp)r(e.)508 955 y(arra)n(y-v)-5 b(alue)52 b(=)83 b(`)p Fk([)p Fv(')27 b([)56 b(arra)n(y-v)-5 b(alue-elemen)n(t)24 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(arra)n(y-v)-5 b(alue-elemen)n(t)52 b Fu(g)27 b Fv([)56 b(`)p Fk(;)p Fv(')f(])h(])1115 1055 y([)f(arra)n(y-v)-5 b(alue-completer)24 b([)55 b(`)p Fk(;)p Fv(')h(])f(])28 b(`)p Fk(])p Fv(')55 b(.)508 1221 y(arra)n(y-v)-5 b(alue-elemen)n(t)52 b(=)82 b(case-constan)n(t-list)26 b(`)p Fk(:)p Fv(')37 b(comp)r(onen)n(t-v)-5 b(alue)54 b(.)508 1387 y(arra)n(y-v)-5 b(alue-completer)51 b(=)83 b(`)p Fk(otherwise)p Fv(')26 b(comp)r(onen)n(t-v)-5 b(alue)55 b(.)300 1575 y(The)31 b(t)n(yp)r(e)g(of)g(a)f(comp)r(onen)n(t-v)-5 b(alue)30 b Fk(of)h Fv(either)g(an)f(arra)n(y-v)-5 b(alue-elemen)n(t)28 b(or)i(an)h(arra)n(y-v)-5 b(alue-completer)27 b Fk(of)j Fv(an)300 1674 y(arra)n(y-v)-5 b(alue)25 b(shall)i(b)r(e)h(the)g(comp)r (onen)n(t-t)n(yp)r(e)f(of)h(the)g(arra)n(y-t)n(yp)r(e)d(of)i(the)h (arra)n(y-v)-5 b(alue.)300 1832 y(The)33 b(v)-5 b(alues)32 b(denoted)g(b)n(y)h(the)g(case-ranges)c Fk(of)k Fv(the)g(case-constan)n (t-lists)d Fk(of)j Fv(the)g(arra)n(y-v)-5 b(alue-elemen)n(ts)29 b Fk(of)j Fv(an)300 1932 y(arra)n(y-v)-5 b(alue)28 b(shall)j(b)r(e)g (distinct)h(and)f(shall)f(b)r(elong)h(to)g(the)g(set)g(of)g(v)-5 b(alues)31 b(determined)g(b)n(y)g(the)g(index-t)n(yp)r(e)g(of)300 2031 y(the)26 b(arra)n(y-t)n(yp)r(e)d(p)r(ossessed)h(b)n(y)h(the)h (arra)n(y-v)-5 b(alue.)33 b(Ev)n(ery)24 b(comp)r(onen)n(t)h(of)g(an)h (arra)n(y-v)-5 b(alue)22 b(shall)j(b)r(e)h(a)f(v)-5 b(alue,)26 b(as)300 2131 y(sp)r(eci\014ed)i(b)n(y)f(one)g(of)h(the)g(follo)n(wing) e(t)n(w)n(o)h(statemen)n(ts.)406 2289 y(a\))h(The)d(comp)r(onen)n(t)g (mapp)r(ed)h(to)f(b)n(y)h(eac)n(h)e(v)-5 b(alue)26 b(denoted)f(b)n(y)g (a)g(case-range)e Fk(of)j Fv(a)f(case-constan)n(t-list)e Fk(of)i Fv(an)508 2388 y(arra)n(y-v)-5 b(alue-elemen)n(t)28 b Fk(of)j Fv(the)g(arra)n(y-v)-5 b(alue)28 b(shall)j(b)r(e)h(the)f(v)-5 b(alue)31 b(denoted)g(b)n(y)g(the)h(comp)r(onen)n(t-v)-5 b(alue)30 b Fk(of)508 2488 y Fv(the)e(arra)n(y-v)-5 b(alue-elemen)n(t.) 401 2646 y(b\))29 b(An)n(y)h(comp)r(onen)n(t)h(not)f(mapp)r(ed)h(to)g (b)n(y)f(a)h(v)-5 b(alue)30 b(denoted)h(b)n(y)f(a)h(case-range)d Fk(of)i Fv(a)h(case-constan)n(t-list)d Fk(of)508 2745 y Fv(an)h(arra)n(y-v)-5 b(alue-elemen)n(t)26 b Fk(of)j Fv(the)h(arra)n(y-v)-5 b(alue)27 b(shall)i(b)r(e)g(the)h(v)-5 b(alue)29 b(denoted)h(b)n(y)f(the)h(comp)r(onen)n(t-v)-5 b(alue)508 2845 y Fk(of)27 b Fv(the)g(arra)n(y-v)-5 b(alue-completer)23 b Fk(of)k Fv(the)h(arra)n(y-v)-5 b(alue.)33 b(If)28 b(there)f(is)g(at)f (least)h(one)g(suc)n(h)f(comp)r(onen)n(t,)h(there)508 2945 y(shall)g(b)r(e)h(an)f(arra)n(y-v)-5 b(alue-completer)24 b Fk(in)j Fv(the)h(arra)n(y-v)-5 b(alue.)300 3183 y Fn(NOTE)26 b(|)f(Consequen)n(tly)-6 b(,)25 b(ev)n(ery)g(comp)r(onen)n(t)g(of)h (the)f(arra)n(y-v)l(alue)h(m)n(ust)e(b)r(e)h(sp)r(eci\014ed.)300 3448 y Ft(6.8.7.3)k(Record-v)-5 b(alues)300 3629 y Fv(The)28 b(t)n(yp)r(e)g(of)g(a)f(record-v)-5 b(alue)26 b(shall)i(b)r(e)g(a)f (record-t)n(yp)r(e,)g(and)g(the)i(record-v)-5 b(alue)26 b(shall)h(denote)h(a)f(v)-5 b(alue)28 b(of)g(that)300 3728 y(t)n(yp)r(e.)508 3880 y(record-v)-5 b(alue)53 b(=)82 b(`)p Fk([)p Fv(')28 b(\014eld-list-v)-5 b(alue)27 b(`)p Fk(])p Fv(')56 b(.)508 4046 y(\014eld-list-v)-5 b(alue)54 b(=)83 b([)55 b(\()h(\014xed-part-v)-5 b(alue)26 b([)56 b(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-part-v)g(alue)52 b(])k Fu(j)28 b Fv(v)-5 b(arian)n(t-part-v)g(alue)52 b(\))28 b([)56 b(`)p Fk(;)p Fv(')f(])h(])f(.)508 4213 y(\014xed-part-v)-5 b(alue)53 b(=)83 b(\014eld-v)-5 b(alue)27 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(\014eld-v)-5 b(alue)55 b Fu(g)g Fv(.)508 4379 y(\014eld-v)-5 b(alue)55 b(=)82 b(\014eld-iden)n(ti\014er)28 b Fu(f)54 b Fv(`)p Fk(,)p Fv(')28 b(\014eld-iden)n(ti\014er)55 b Fu(g)27 b Fv(`)p Fk(:)p Fv(')38 b(comp)r(onen)n(t-v)-5 b(alue)54 b(.)508 4545 y(v)-5 b(arian)n(t-part-v)g(alue)52 b(=)83 b(`)p Fk(case)p Fv(')27 b([)56 b(tag-\014eld-iden)n(ti\014er)26 b(`)p Fk(:)p Fv(')65 b(])1359 4644 y(constan)n(t-tag-v)-5 b(alue)25 b(`)p Fk(of)p Fv(')j(`)p Fk([)p Fv(')g(\014eld-list-v)-5 b(alue)27 b(`)p Fk(])p Fv(')55 b(.)508 4810 y(constan)n(t-tag-v)-5 b(alue)53 b(=)82 b(constan)n(t-expression)53 b(.)508 4976 y(tag-\014eld-iden)n(ti\014er)h(=)82 b(\014eld-iden)n(ti\014er)55 b(.)3805 5255 y Ft(95)p eop 96 107 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(The)26 b(o)r(ccurrence)f(of)h(a)g(record-v)-5 b(alue)25 b(shall)g(constitute)i(the)g(de\014ning-p)r(oin)n(t)f(of)g (eac)n(h)f(of)i(the)f(\014eld-iden)n(ti\014ers)g(of)0 623 y(the)g(record-t)n(yp)r(e)d(of)j(the)f(record-v)-5 b(alue)24 b(as)h(\014eld-iden)n(ti\014ers)f(asso)r(ciated)g(with)i(the) g(comp)r(onen)n(ts)f(of)g(the)h(record-)0 722 y(v)-5 b(alue)29 b(for)f(eac)n(h)g(region)f(that)i(is)g(a)f(\014eld-iden)n (ti\014er)h Fk(closest-contained)d Fv(b)n(y)i(the)h(record-v)-5 b(alue.)39 b(The)28 b(comp)r(onen)n(t)0 822 y(asso)r(ciated)k(with)j (eac)n(h)e(\014eld-iden)n(ti\014er)g Fk(in)h Fv(a)f(\014eld-v)-5 b(alue)33 b(shall)h(b)r(e)g(the)g(v)-5 b(alue)33 b(denoted)h(b)n(y)g (the)g(comp)r(onen)n(t-)0 922 y(v)-5 b(alue)28 b Fk(of)f Fv(that)h(\014eld-v)-5 b(alue.)37 b(The)28 b(t)n(yp)r(e)g(of)f(the)i (comp)r(onen)n(t-v)-5 b(alue)26 b Fk(of)i Fv(a)f(\014eld-v)-5 b(alue)28 b(shall)f(b)r(e)h(the)g(t)n(yp)r(e)g(of)g(eac)n(h)0 1021 y(of)f(the)g(comp)r(onen)n(ts)f(that)h(are)e(comp)r(onen)n(ts)h (of)h(the)g(record-t)n(yp)r(e)e(of)i(the)g(record-v)-5 b(alue)24 b Fk(closest-containing)g Fv(the)0 1121 y(\014eld-v)-5 b(alue)27 b(and)h(that)g(are)e(asso)r(ciated)h(with)h(the)g (\014eld-iden)n(ti\014ers)f Fk(of)g Fv(the)h(\014eld-v)-5 b(alue.)0 1304 y Fn(NOTE)26 b(|)f(1)d(Consequen)n(tly)-6 b(,)22 b(all)g(\014eld-iden)n(ti\014ers)f Fm(in)f Fn(a)i(\014eld-v)l (alue)f(m)n(ust)f(ha)n(v)n(e)h(b)r(een)g(declared)h(to)f(ha)n(v)n(e)g (the)g(same)g(t)n(yp)r(e.)0 1495 y Fv(Eac)n(h)d(\014eld-iden)n (ti\014er)g Fk(in)h Fv(a)f(\014eld-v)-5 b(alue)19 b Fk(of)g Fv(a)f(\014xed-part-v)-5 b(alue)18 b Fk(of)h Fv(a)f(\014eld-list-v)-5 b(alue)19 b(that)g(corresp)r(onds)e(to)i(a)f(\014eld-)0 1595 y(list)27 b(shall)g(denote)g(a)g(\014eld)g(of)g(the)g (\014eld-list.)37 b(The)27 b(\014eld-list-v)-5 b(alue)27 b Fk(of)g Fv(a)g(record-v)-5 b(alue)25 b(shall)h(corresp)r(ond)g(to)h (the)0 1695 y(\014eld-list)d(of)f(the)h(record-t)n(yp)r(e)e(p)r (ossessed)h(b)n(y)g(the)h(record-v)-5 b(alue.)34 b(The)24 b(\014xed-part-v)-5 b(alue)22 b(or)h(v)-5 b(arian)n(t-part-v)g(alue)0 1794 y Fk(of)33 b Fv(a)g(\014eld-list-v)-5 b(alue)33 b(shall)g(corresp)r(ond)f(to)h(the)g(\014xed-part)g(or)f(v)-5 b(arian)n(t-part,)33 b(resp)r(ectiv)n(ely)-7 b(,)34 b Fk(of)f Fv(the)h(\014eld-list)0 1894 y(corresp)r(onding)29 b(to)j(the)g(\014eld-list-v)-5 b(alue.)47 b(The)32 b(constan)n (t-expression)d Fk(of)i Fv(a)g(constan)n(t-tag-v)-5 b(alue)29 b Fk(of)i Fv(a)g(v)-5 b(arian)n(t-)0 1993 y(part-v)g(alue)36 b(shall)h(denote)f(a)h(v)-5 b(alue)37 b(b)r(elonging)f(to)h(the)g(set)g (of)g(v)-5 b(alues)37 b(determined)g(b)n(y)g(the)g(v)-5 b(arian)n(t-t)n(yp)r(e)36 b Fk(of)0 2093 y Fv(the)27 b(v)-5 b(arian)n(t-part)25 b(corresp)r(onding)g(to)i(the)g(v)-5 b(arian)n(t-part-v)g(alue.)34 b(The)27 b(\014eld-list-v)-5 b(alue)26 b Fk(of)h Fv(a)g(v)-5 b(arian)n(t-part-v)g(alue)0 2193 y(shall)25 b(corresp)r(ond)e(to)i(the)g(\014eld-list)g(of)g(the)g (v)-5 b(arian)n(t)24 b(corresp)r(onding)f(to)i(the)h(v)-5 b(alue)24 b(of)h(the)h(constan)n(t-expression)0 2292 y Fk(of)g Fv(the)g(constan)n(t-tag-v)-5 b(alue)23 b Fk(of)j Fv(the)g(v)-5 b(arian)n(t-part-v)g(alue;)24 b(the)i(selector)e(comp)r (onen)n(t)i(of)f(the)i(v)-5 b(arian)n(t-part-v)g(alue)0 2392 y(shall)33 b(b)r(e)h(a)g(v)-5 b(alue)33 b(that)h(is)g(asso)r (ciated)e(with)j(that)f(v)-5 b(arian)n(t.)54 b(A)34 b(tag-\014eld-iden) 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b(arian)n(t-part.)0 3147 y(F)e(or)18 b(eac)n(h)f (\014eld-list-v)-5 b(alue)18 b(that)h(corresp)r(onds)d(to)j(a)f (\014eld-list,)i(eac)n(h)e(\014eld-iden)n(ti\014er)g(asso)r(ciated)f (with)i(a)f(comp)r(onen)n(t)0 3247 y(of)25 b(the)h(\014eld-list)f (shall)g(ha)n(v)n(e)f(exactly)h(one)g(applied)g(o)r(ccurrence)f(as)h(a) g(\014eld-iden)n(ti\014er)g Fk(closest-contained)e Fv(b)n(y)i(the)0 3347 y(\014eld-list-v)-5 b(alue.)0 3530 y Fn(NOTE)26 b(|)f(2)37 b(Consequen)n(tly)-6 b(,)39 b(ev)n(ery)e(comp)r(onen)n(t)e (of)j(the)f(record-v)l(alue,)i(including)e(eac)n(h)h(activ)n(e)f(v)l (arian)n(t,)j(m)n(ust)35 b(b)r(e)0 3621 y(sp)r(eci\014ed)26 b(as)g(a)g(v)l(alue.)34 b(Also,)27 b(a)f(\014eld-iden)n(ti\014er)f (cannot)g(b)r(e)h(sp)r(eci\014ed)g(more)f(than)g(once)h(in)g(a)g (record-v)l(alue.)0 3851 y Ft(6.8.7.4)j(Set-v)-5 b(alues)0 4019 y Fv(The)28 b(t)n(yp)r(e)f(of)h(a)f(set-v)-5 b(alue)27 b(shall)g(b)r(e)h(a)g(set-t)n(yp)r(e,)f(and)h(the)g(set-v)-5 b(alue)27 b(shall)g(denote)g(a)g(v)-5 b(alue)28 b(of)g(that)f(t)n(yp)r (e.)208 4171 y(set-v)-5 b(alue)54 b(=)83 b(set-constructor)53 b(.)0 4359 y(The)29 b(v)-5 b(alue)28 b(of)g(the)h(set-constructor)e Fk(of)h Fv(a)g(set-v)-5 b(alue)28 b(shall)g(b)r(e)h(assignmen)n (t-compatible)e(with)i(the)g(t)n(yp)r(e)f(of)h(the)0 4459 y(set-v)-5 b(alue.)0 4688 y Ft(6.8.8)30 b(Constan)m(t-accesses)0 4857 y(6.8.8.1)f(General)0 5006 y Fn(NOTE)d(|)f(Neither)20 b(a)g(constan)n(t-access)i(nor)e(a)g(constan)n(t-access-comp)r(onen)n (t)g(is)h(necessarily)g(a)f(constan)n(t.)33 b(F)-6 b(or)20 b(example,)0 5255 y Ft(96)p eop 97 108 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fn(giv)n(en)26 b(the)f(follo)n(wing)j(declarations)418 675 y Fg(t)39 b(=)h(array)g([1..3])h(of)e(integer;)300 766 y(const)418 857 y(c)g(=)h(t[1:1;)g(2:2;)g(3:3];)300 949 y(var)418 1040 y(i:)f(integer;)300 1191 y Fn(and)25 b(the)h(follo)n(wing)i(co)r(de)e(segmen)n(t)300 1343 y Fg(for)40 b(i)f(:=)h(1)g(to)f(3)h(do)378 1434 y(writeln\(c[i]\);)300 1586 y Fn(the)25 b(constan)n(t-access,)i(c[i],)g(denotes)f(a)g (di\013eren)n(t)f(v)l(alue)h(for)g(eac)n(h)g(iteration)h(of)f(the)f(lo) r(op.)300 1784 y Fv(A)j(constan)n(t-access-comp)r(onen)n(t)d(shall)i (denote)g(a)g(comp)r(onen)n(t)h(or)e(a)i(substring)f(of)g(a)g(v)-5 b(alue.)508 1936 y(constan)n(t-access)52 b(=)83 b(constan)n (t-access-comp)r(onen)n(t)52 b Fu(j)28 b Fv(constan)n(t-name)54 b(.)508 2102 y(constan)n(t-access-comp)r(onen)n(t)e(=)82 b(indexed-constan)n(t)1540 2202 y Fu(j)124 b Fv (\014eld-designated-constan)n(t)1540 2301 y Fu(j)g Fv (substring-constan)n(t)54 b(.)300 2489 y(The)38 b(v)-5 b(alue)38 b(and)g(t)n(yp)r(e)g(of)g(a)g(constan)n(t-access)e(shall)h(b) r(e)i(the)f(v)-5 b(alue)38 b(and)g(t)n(yp)r(e,)j(resp)r(ectiv)n(ely)-7 b(,)40 b(either)e(of)g(the)300 2588 y(constan)n(t-name)17 b Fk(of)h Fv(the)h(constan)n(t-access)d(or)i(of)g(the)h (indexed-constan)n(t,)g(\014eld-designated-constan)n(t,)f(or)g (substring-)300 2688 y(constan)n(t)27 b Fk(of)g Fv(the)h(constan)n (t-access-comp)r(onen)n(t.)300 2922 y Ft(6.8.8.2)h(Indexed-constan)m (ts)300 3092 y Fv(An)e(indexed-constan)n(t)e(shall)h(denote)h(a)f(comp) r(onen)n(t)g(of)h(a)f(v)-5 b(alue)26 b(p)r(ossessing)f(an)h(arra)n(y-t) n(yp)r(e)e(or)i(a)g(string-t)n(yp)r(e.)508 3244 y(indexed-constan)n(t) 54 b(=)82 b(arra)n(y-constan)n(t)24 b(`)p Fk([)p Fv(')k (index-expression)e Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(index-expression) 53 b Fu(g)27 b Fv(`)p Fk(])p Fv(')1177 3344 y Fu(j)124 b Fv(string-constan)n(t)26 b(`)p Fk([)p Fv(')i(index-expression)e(`)p Fk(])p Fv(')55 b(.)508 3510 y(arra)n(y-constan)n(t)c(=)83 b(constan)n(t-access)53 b(.)508 3676 y(string-constan)n(t)g(=)83 b(constan)n(t-access)53 b(.)300 3863 y(An)33 b(arra)n(y-constan)n(t)c (shall)j(b)r(e)h(a)f(constan)n(t-access)e(p)r(ossessing)h(an)h(arra)n (y-t)n(yp)r(e.)48 b(A)33 b(string-constan)n(t)e(shall)h(b)r(e)300 3963 y(a)i(constan)n(t-access)d(p)r(ossessing)i(a)g(string-t)n(yp)r(e.) 55 b(The)34 b(string-constan)n(t)e Fk(of)i Fv(an)g(indexed-constan)n(t) f(shall)g(b)r(e)h(a)300 4063 y(constan)n(t-access)25 b(p)r(ossessing)h(a)i(v)-5 b(ariable-string-t)n(yp)r(e.)300 4252 y Fn(NOTE)26 b(|)f(Constan)n(t-accesses)j(p)r(ossessing)f(a)f (\014xed-string-t)n(yp)r(e)e(are)i(indexed)f(using)h(arra)n(y-t)n(yp)r (e)e(prop)r(erties.)300 4450 y Fv(F)-7 b(or)18 b(an)g(arra)n(y-constan) n(t)d Fk(in)j Fv(an)g(indexed-constan)n(t)f Fk(closest-containing)e Fv(a)j(single)g(index-expression)f(\(see)h Ft(6.5.3.2)p Fv(\),)300 4550 y(the)31 b(v)-5 b(alue)31 b(of)g(the)g (index-expression)e Fk(of)i Fv(the)g(indexed-constan)n(t)f(shall)g(b)r (e)h(assignmen)n(t-compatible)e(with)j(the)300 4649 y(index-t)n(yp)r(e) 27 b Fk(of)h Fv(the)g(arra)n(y-t)n(yp)r(e)d Fk(of)j Fv(the)g(arra)n (y-constan)n(t.)300 4807 y(F)-7 b(or)38 b(a)h(string-constan)n(t)e Fk(in)i Fv(an)g(indexed-constan)n(t,)i(the)e(index-expression)e Fk(of)i Fv(the)h(indexed-constan)n(t)d(shall)300 4907 y(p)r(ossess)31 b(the)h(in)n(teger-t)n(yp)r(e,)g(and)g(it)g(shall)f(b)r (e)i(an)e(error)f(if)j(the)f(v)-5 b(alue)32 b(of)g(the)g (index-expression)e(is)i(not)g(in)g(the)300 5006 y(index-domain)27 b(of)g(the)h(v)-5 b(alue)28 b(of)f(the)h(string-constan)n(t.)3805 5255 y Ft(97)p eop 98 109 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(The)i(comp)r(onen)n(t)f(denoted)h(b)n(y)f(the)h (indexed-constan)n(t)e(shall)h(b)r(e)h(the)g(comp)r(onen)n(t)g(that)g (corresp)r(onds)d(to)j(the)0 623 y(v)-5 b(alue)41 b(of)f(the)h (index-expression)e(b)n(y)h(the)h(mapping)g(of)f(the)h(t)n(yp)r(e)g(p)r (ossessed)f(b)n(y)g(the)h(arra)n(y-constan)n(t)c(\(see)0 722 y Ft(6.4.3.2)p Fv(\))25 b(or)i(string-constan)n(t)f(\(see)h Ft(6.4.3.3)p Fv(\).)0 880 y(If)42 b(the)g(arra)n(y-constan)n(t)d(is)i (itself)h(an)g(indexed-constan)n(t,)i(an)e(abbreviation)e(shall)h(b)r (e)i(p)r(ermitted.)80 b(In)42 b(the)0 980 y(abbreviated)30 b(form,)j(a)e(single)g(comma)g(shall)g(replace)f(the)i(sequence)f Fq(])j([)e Fv(that)g(o)r(ccurs)f(in)g(the)h(full)h(form.)48 b(The)0 1079 y(abbreviated)27 b(form)g(and)g(the)h(full)h(form)e(shall) g(b)r(e)h(equiv)-5 b(alen)n(t.)0 1237 y(The)34 b(order)e(of)i(ev)-5 b(aluation)33 b(of)g(the)i(index-expressions)c Fk(of)j Fv(an)f(indexed-constan)n(t)g(shall)g(b)r(e)h(implemen)n(tation-)0 1337 y(dep)r(enden)n(t.)0 1494 y Fq(Examples:)174 1594 y Fl(UnitVector[limit])174 1694 y(BlankCard[1])0 1924 y Ft(6.8.8.3)29 b(Field-designated-constan)m(ts)0 2093 y Fv(A)f(\014eld-designated-constan)n(t)e(either)i(shall)g(denote)g (that)g(comp)r(onen)n(t)g(of)g(the)g(v)-5 b(alue)28 b(denoted)g(b)n(y)f (the)i(record-)0 2192 y(constan)n(t)40 b Fk(of)g Fv(the)g (\014eld-designated-constan)n(t)f(asso)r(ciated)g(\(see)h Ft(6.4.3.4)p Fv(\))e(with)j(the)f(\014eld-iden)n(ti\014er)g Fk(of)h Fv(the)0 2292 y(\014eld-sp)r(eci\014er)25 b(\(see)h Ft(6.5.3.3)p Fv(\))d Fk(of)j Fv(the)f(\014eld-designated-constan)n(t)f (or)h(shall)g(denote)g(the)h(v)-5 b(alue)26 b(denoted)f(b)n(y)h(the)0 2391 y(constan)n(t-\014eld-iden)n(ti\014er)g(\(see)i Ft(6.9.3.10)p Fv(\))d Fk(of)i Fv(the)h(\014eld-designated-constan)n(t.) 0 2549 y(The)40 b(o)r(ccurrence)f(of)h(a)g(record-constan)n(t)e Fk(in)i Fv(a)g(\014eld-designated-constan)n(t)e(shall)i(constitute)h (the)f(de\014ning-)0 2649 y(p)r(oin)n(t)27 b(of)f(the)h(\014eld-iden)n (ti\014ers)e(asso)r(ciated)g(with)i(comp)r(onen)n(ts)f(of)g(the)h (record-t)n(yp)r(e)e(p)r(ossessed)g(b)n(y)h(the)h(record-)0 2748 y(constan)n(t,)g(for)g(the)h(region)e(that)i(is)g(the)g (\014eld-sp)r(eci\014er)f Fk(of)g Fv(the)h(\014eld-designated-constan)n (t.)208 2901 y(\014eld-designated-constan)n(t)53 b(=)83 b(record-constan)n(t)25 b(`)p Fk(.)p Fv(')37 b(\014eld-sp)r(eci\014er) 1161 3000 y Fu(j)125 b Fv(constan)n(t-\014eld-iden)n(ti\014er)53 b(.)208 3166 y(record-constan)n(t)f(=)83 b(constan)n(t-access)53 b(.)0 3354 y(A)28 b(record-constan)n(t)d(shall)i(b)r(e)h(a)f(constan)n (t-access)f(p)r(ossessing)g(a)h(record-t)n(yp)r(e.)0 3512 y(It)h(shall)f(b)r(e)h(an)f(error)f(to)i(denote)f(a)g(comp)r(onen) n(t)h(of)f(a)g(v)-5 b(arian)n(t,)27 b(unless)g(the)h(v)-5 b(arian)n(t)27 b(is)g(activ)n(e.)0 3670 y Fq(Examples:)174 3769 y Fl(origin.r)174 3869 y(origin.theta)174 3968 y(unit.theta)0 4199 y Ft(6.8.8.4)i(Substring-constan)m(ts)0 4367 y Fv(A)f (substring-constan)n(t)e(shall)h(denote)g(a)h(v)-5 b(alue)27 b(of)h(the)g(canonical-string-t)n(yp)r(e.)208 4520 y(substring-constan) n(t)53 b(=)83 b(string-constan)n(t)25 b(`)p Fk([)p Fv(')j (index-expression)e(`)p Fk(..)p Fv(')37 b(index-expression)26 b(`)p Fk(])p Fv(')55 b(.)0 4707 y(The)30 b(index-expressions)e Fk(in)h Fv(a)h(substring-constan)n(t)e(shall)h(p)r(ossess)g(the)i(in)n (teger-t)n(yp)r(e.)42 b(It)30 b(shall)g(b)r(e)g(an)g(error)e(if)0 4807 y(the)h(v)-5 b(alue)28 b(of)g(an)g(index-expression)f Fk(in)h Fv(a)g(substring-constan)n(t)f(is)h(less)g(than)g(1)g(or)g (greater)e(than)j(the)g(length)f(of)0 4907 y(the)d(v)-5 b(alue)25 b(of)g(the)g(string-constan)n(t)f Fk(of)h Fv(the)g (substring-constan)n(t)e(or)h(if)i(the)f(v)-5 b(alue)25 b(of)g(the)g(\014rst)g(index-expression)0 5006 y(is)j(greater)f(than)h (the)h(v)-5 b(alue)28 b(of)g(the)h(second)f(index-expression.)37 b(The)28 b(length)h(of)f(the)h(string-t)n(yp)r(e)e(v)-5 b(alue)28 b(of)h(the)0 5255 y Ft(98)p eop 99 110 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(substring-constan)n(t)h(shall)i(b)r(e)g(equal)g(to)g(one)f (plus)h(the)h(v)-5 b(alue)35 b(of)g(the)g(second)f(index-expression)g (min)n(us)h(the)300 623 y(v)-5 b(alue)28 b(of)g(the)g(\014rst)g (index-expression.)36 b(The)28 b(comp)r(onen)n(ts)f(of)h(the)g(v)-5 b(alue)28 b(of)g(the)g(substring-constan)n(t)e(shall)i(b)r(e,)300 722 y(in)e(order)e(of)i(increasing)e(index,)i(the)g(con)n(tiguous)f (comp)r(onen)n(ts)g(of)g(the)h(v)-5 b(alue)26 b(of)g(the)g (string-constan)n(t)d(from)j(the)300 822 y(comp)r(onen)n(t)i(that)i (corresp)r(onds)c(to)j(the)g(v)-5 b(alue)29 b(of)g(the)g(\014rst)f (index-expression)f(through)h(the)h(comp)r(onen)n(t)g(that)300 922 y(corresp)r(onds)d(to)h(the)h(v)-5 b(alue)28 b(of)f(the)h(second)f (index-expression.)300 1079 y(The)33 b(order)f(of)h(ev)-5 b(aluation)32 b(of)h(the)h(index-expressions)c Fk(of)j Fv(a)g(substring-constan)n(t)e(shall)i(b)r(e)g(implemen)n(tation-)300 1179 y(dep)r(enden)n(t.)300 1337 y Fq(Example:)474 1436 y Fl(hex)p 611 1436 27 4 v 30 w(string[14..16])300 1716 y Fr(6.9)38 b(Statemen)m(ts)300 1896 y Ft(6.9.1)30 b(General)300 2076 y Fv(Statemen)n(ts)e(shall)f(denote)g(algorithmic)g(actions)g(and) g(shall)g(b)r(e)h(executable.)300 2311 y Fn(NOTE)e(|)f(1)h(A)f (statemen)n(t)g(ma)n(y)f(b)r(e)i(pre\014xed)e(b)n(y)h(a)h(lab)r(el.)300 2555 y Fv(A)35 b(lab)r(el,)h(if)f(an)n(y)-7 b(,)35 b Fk(of)g Fv(a)f(statemen)n(t)g(S)h(shall)f(b)r(e)h(designated)f(as)f Fq(pr)l(e\014xing)i Fv(S.)f(The)h(lab)r(el)f(shall)g(b)r(e)h(p)r (ermitted)300 2654 y(to)30 b(o)r(ccur)g Fk(in)g Fv(a)g(goto-statemen)n (t)f(G)h(\(see)g Ft(6.9.2.4)p Fv(\))f(if)i(and)f(only)g(if)g(an)n(y)g (of)g(the)h(follo)n(wing)e(three)h(conditions)g(is)300 2754 y(satis\014ed.)406 2912 y(a\))e(S)f Fk(contains)g Fv(G.)401 3070 y(b\))i(S)e(is)h(a)f(statemen)n(t)h Fk(of)f Fv(a)g(statemen)n(t-sequence)g Fk(containing)f Fv(G.)411 3227 y(c\))i(S)g(is)h(a)f(statemen)n(t)g Fk(of)h Fv(the)g(statemen)n (t-sequence)e Fk(of)i Fv(the)g(comp)r(ound-statemen)n(t)f Fk(of)g Fv(the)h(statemen)n(t-part)508 3327 y Fk(of)e Fv(a)g(blo)r(c)n(k)g Fk(containing)f Fv(G.)508 3479 y(statemen)n(t)55 b(=)82 b([)56 b(lab)r(el)27 b(`)p Fk(:)p Fv(')65 b(])37 b(\()56 b(simple-statemen)n(t)f Fu(j)28 b Fv(structured-statemen)n(t)54 b(\))i(.)300 3745 y Fn(NOTE)26 b(|)f(2)j(A)g(goto-statemen)n(t)g (within)g(a)g(blo)r(c)n(k)h(ma)n(y)d(refer)j(to)f(a)h(lab)r(el)g(in)f (an)g(enclosing)h(blo)r(c)n(k,)g(pro)n(vided)f(that)f(the)300 3836 y(lab)r(el)g(pre\014xes)e(a)h(statemen)n(t)e(at)i(the)g(outermost) f(lev)n(el)h(of)g(nesting)g(of)h(the)e(blo)r(c)n(k.)300 4099 y Ft(6.9.2)30 b(Simple-statemen)m(ts)300 4279 y(6.9.2.1)f(General) 300 4459 y Fv(A)38 b(simple-statemen)n(t)f(shall)h(b)r(e)g(a)f (statemen)n(t)h(not)g Fk(containing)d Fv(a)j(statemen)n(t.)67 b(An)38 b(empt)n(y-statemen)n(t)f(shall)300 4558 y Fk(contain)27 b Fv(no)g(sym)n(b)r(ol)g(and)g(shall)h(denote)f(no)g(action.)508 4711 y(simple-statemen)n(t)55 b(=)82 b(empt)n(y-statemen)n(t)55 b Fu(j)28 b Fv(assignmen)n(t-statemen)n(t)1180 4810 y Fu(j)124 b Fv(pro)r(cedure-statemen)n(t)54 b Fu(j)28 b Fv(goto-statemen)n(t)54 b(.)508 4976 y(empt)n(y-statemen)n(t)g(=)83 b(.)3805 5255 y Ft(99)p eop 100 111 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.9.2.2)e(Assignmen)m(t-statemen)m(ts)0 715 y Fv(An)e(assignmen)n (t-statemen)n(t)e(shall)h(attribute)h(the)f(v)-5 b(alue)27 b(of)f(the)h(expression)e Fk(of)h Fv(the)h(assignmen)n(t-statemen)n(t)e (to)0 814 y(the)i(v)-5 b(ariable)26 b(that)i(is)e(denoted)h(b)n(y)g (the)h(v)-5 b(ariable-access)24 b Fk(of)j Fv(the)g(assignmen)n (t-statemen)n(t)f(or)g(that)h(is)g(the)g(result)0 914 y(of)c(the)g(activ)-5 b(ation)23 b(of)g(the)g(function)h(denoted)f(b)n (y)f(the)i(function-iden)n(ti\014er)f Fk(of)g Fv(the)g(assignmen)n (t-statemen)n(t.)34 b(The)0 1013 y(v)-5 b(alue)30 b(shall)g(b)r(e)h (assignmen)n(t-compatible)d(with)j(the)f(t)n(yp)r(e)h(of)f(the)h(v)-5 b(ariable)29 b(denoted)h(b)n(y)g(the)h(v)-5 b(ariable-access,)0 1113 y(or)28 b(the)i(underlying-t)n(yp)r(e)f(\(see)g Ft(6.4.2.5)p Fv(\))e(of)i(the)h(t)n(yp)r(e)g(of)f(the)h(v)-5 b(ariable)28 b(that)i(is)f(the)g(result)g(of)h(the)f(activ)-5 b(ation.)0 1213 y(The)34 b(function-blo)r(c)n(k)g(asso)r(ciated)f (\(see)h Ft(6.7.2)p Fv(\))f(with)i(the)f(function-iden)n(ti\014er)g Fk(of)h Fv(an)f(assignmen)n(t-statemen)n(t)0 1312 y(shall)27 b Fk(contain)g Fv(the)h(assignmen)n(t-statemen)n(t.)208 1465 y(assignmen)n(t-statemen)n(t)53 b(=)83 b(\()56 b(v)-5 b(ariable-access)52 b Fu(j)28 b Fv(function-iden)n(ti\014er)55 b(\))28 b(`)p Fk(:=)p Fv(')g(expression)53 b(.)0 1652 y(The)22 b(v)-5 b(ariable-access)19 b(shall)j(establish)f(a)g (reference)g(to)h(the)g(v)-5 b(ariable)21 b(during)h(the)g(execution)f (of)h(the)g(assignmen)n(t-)0 1752 y(statemen)n(t.)35 b(The)22 b(order)f(of)i(establishing)e(the)i(reference)e(to)h(the)h(v) -5 b(ariable)21 b(and)h(ev)-5 b(aluating)22 b(the)h(expression)d(shall) 0 1851 y(b)r(e)28 b(implemen)n(tation-dep)r(enden)n(t.)0 2009 y Fq(Examples:)262 2109 y Fl(x)43 b(:=)f(y)i(+)f(z)262 2208 y(p)g(:=)f(\(1)h(<=)g(i\))g(and)f(\(i)h(<)g(100\))262 2308 y(i)g(:=)f(sqr\(k\))g(-)h(\(i)f(*)i(j\))262 2408 y(hue1)d(:=)i([blue,)e(succ\(c\)])262 2507 y(p1)p Fu(")n Fl(.mother)g(:=)i(true)262 2607 y(full)p 443 2607 27 4 v 29 w(name)f(:=)h(last)p 997 2607 V 30 w(name)f(+)h(',)g(')g(+)g (first)p 1857 2607 V 29 w(name)f(+)h(')g(')h(+)86 b(middle)p 2760 2607 V 29 w(initial)915 2707 y(+)43 b('.,)g(')g(+)g(mister)e Fu(f)p Fl('Grant,)f(Ulysses)h(S.,)i(Mr.')p Fu(g)0 3005 y Ft(6.9.2.3)29 b(Pro)s(cedure-statemen)m(ts)0 3196 y Fv(A)19 b(pro)r(cedure-statemen)n(t)e(shall)h(sp)r(ecify)g(the)h(activ) -5 b(ation)18 b(of)g(the)h(blo)r(c)n(k)f Fk(of)g Fv(the)h(pro)r (cedure-blo)r(c)n(k)d(of)j(the)g(pro)r(cedure)0 3296 y(\(see)31 b Ft(6.2.3.2)j(i\))p Fv(\))d(denoted)g(b)n(y)g(the)h(pro)r (cedure-name)e Fk(of)h Fv(the)h(pro)r(cedure-statemen)n(t.)46 b(If)32 b(the)f(pro)r(cedure)g(has)0 3396 y(an)n(y)40 b(formal-parameters,)h(the)g(pro)r(cedure-statemen)n(t)e(shall)h Fk(contain)f Fv(an)h(actual-parameter-list,)i(whic)n(h)e(is)0 3495 y(the)30 b(list)f(of)g(actual-parameters)e(that)i(shall)g(b)r(e)g (b)r(ound)h(to)f(their)g(corresp)r(onding)e(formal-parameters)g (de\014ned)0 3595 y(in)43 b(the)g(pro)r(cedure-declaration.)80 b(The)43 b(corresp)r(ondence)e(shall)h(b)r(e)h(established)g(b)n(y)f (the)i(p)r(ositions)e(of)h(the)0 3694 y(parameters)33 b(in)i(the)g(lists)f(of)h(actual-parameters)c(and)k(formal-parameters,) e(resp)r(ectiv)n(ely)-7 b(.)57 b(The)35 b(n)n(um)n(b)r(er)f(of)0 3794 y(actual-parameters)h(shall)j(b)r(e)g(equal)f(to)h(the)g(n)n(um)n (b)r(er)g(of)g(formal-parameters.)64 b(The)38 b(t)n(yp)r(es)g(of)g(the) g(actual-)0 3894 y(parameters)26 b(shall)h(corresp)r(ond)f(to)h(the)h (t)n(yp)r(es)g(of)g(the)g(formal-parameters)c(as)j(sp)r(eci\014ed)h(b)n (y)f Ft(6.7.3)p Fv(.)0 4051 y(The)k(order)e(of)i(ev)-5 b(aluation,)31 b(accessing,)f(and)g(binding)h(of)g(the)g (actual-parameters)d(shall)i(b)r(e)h(implemen)n(tation-)0 4151 y(dep)r(enden)n(t.)0 4309 y(The)42 b(pro)r(cedure-name)d Fk(in)j Fv(a)f(pro)r(cedure-statemen)n(t)f Fk(containing)g Fv(a)h(read-parameter-list)d(shall)j(denote)h(the)0 4408 y(required)17 b(pro)r(cedure)h Ft(read)p Fv(;)k(the)d(pro)r (cedure-name)d Fk(in)j Fv(a)f(pro)r(cedure-statemen)n(t)f Fk(containing)f Fv(a)i(readln-parameter-)0 4508 y(list)43 b(shall)g(denote)g(the)h(required)e(pro)r(cedure)g Ft(readln)p Fv(;)52 b(the)43 b(pro)r(cedure-name)f Fk(in)h Fv(a)f(pro)r (cedure-statemen)n(t)0 4608 y Fk(containing)d Fv(a)h (readstr-parameter-list)d(shall)j(denote)g(the)h(required)e(pro)r (cedure)h Ft(readstr)p Fv(;)48 b(the)40 b(pro)r(cedure-)0 4707 y(name)23 b Fk(in)h Fv(a)f(pro)r(cedure-statemen)n(t)f Fk(containing)g Fv(a)h(write-parameter-list)f(shall)h(denote)g(the)h (required)f(pro)r(cedure)0 4807 y Ft(write)p Fv(;)h(the)e(pro)r (cedure-name)f Fk(in)g Fv(a)h(pro)r(cedure-statemen)n(t)f Fk(containing)f Fv(a)i(writeln-parameter-list)e(shall)h(denote)0 4907 y(the)j(required)e(pro)r(cedure)g Ft(writeln)p Fv(;)i(the)g(pro)r (cedure-name)e Fk(in)h Fv(a)g(pro)r(cedure-statemen)n(t)f Fk(containing)f Fv(a)i(writestr-)0 5006 y(parameter-list)j(shall)h (denote)h(the)g(required)e(pro)r(cedure)h Ft(writestr)p Fv(.)0 5255 y Ft(100)p eop 101 112 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 568 y Fv(pro)r(cedure-statemen)n(t)53 b(=)83 b(pro)r(cedure-name)26 b(\()56 b([)f(actual-parameter-list)e(])1482 667 y Fu(j)27 b Fv(read-parameter-list)53 b Fu(j)28 b Fv(readln-parameter-list)52 b Fu(j)28 b Fv(readstr-parameter-list)1482 767 y Fu(j)f Fv(write-parameter-list)53 b Fu(j)28 b Fv(writeln-parameter-list)53 b Fu(j)28 b Fv(writestr-parameter-list)d(\))56 b(.)300 955 y Fq(Examples:)562 1054 y Fl(PrepareForAppen)o(di)o(ng\()o(f\))562 1154 y(halt)300 1383 y Ft(6.9.2.4)29 b(Goto-statemen)m(ts)300 1551 y Fv(A)d(goto-statemen)n(t)e(shall)i(indicate)f(that)h(further)g (pro)r(cessing)e(is)i(to)g(con)n(tin)n(ue)f(at)g(the)i(program-p)r(oin) n(t)c(denoted)300 1651 y(b)n(y)k(the)h(lab)r(el)g Fk(in)f Fv(the)h(goto-statemen)n(t)e(and)i(shall)f(cause)g(the)h(termination)f (of)h(all)f(activ)-5 b(ations)27 b(except)406 1808 y(a\))h(the)g(activ) -5 b(ation)27 b(con)n(taining)f(the)i(program-p)r(oin)n(t;)401 1966 y(b\))h(an)n(y)c(activ)-5 b(ation)26 b(con)n(taining)f(the)h (activ)-5 b(ation-p)r(oin)n(t)25 b(of)i(an)e(activ)-5 b(ation)26 b(required)f(b)n(y)h(exceptions)f(a\))h(or)g(b\))508 2066 y(not)h(to)h(b)r(e)g(terminated;)f(and)411 2223 y(c\))h(eac)n(h)e(of)i(the)g(activ)-5 b(ations)27 b(that)h(comprise)e (the)i(activ)-5 b(ation)27 b(of)h(the)g(program-blo)r(c)n(k)d(\(see)i Ft(6.2.3.6)p Fv(\).)508 2380 y(goto-statemen)n(t)53 b(=)83 b(`)p Fk(goto)p Fv(')26 b(lab)r(el)56 b(.)300 2568 y(It)25 b(shall)f(b)r(e)h(a)g(dynamic-violation)e(if)i(the)g(commencemen)n(t)g (of)f(the)h(activ)-5 b(ation)25 b(con)n(taining)e(the)i(program-p)r (oin)n(t)300 2668 y(has)i(not)h(completed)f(\(see)h Ft(6.2.3.8)p Fv(\).)300 2896 y Ft(6.9.3)i(Structured-statemen)m(ts)300 3065 y(6.9.3.1)f(General)508 3211 y Fv(structured-statemen)n(t)54 b(=)83 b(comp)r(ound-statemen)n(t)54 b Fu(j)28 b Fv (conditional-statemen)n(t)1323 3311 y Fu(j)125 b Fv(rep)r(etitiv)n (e-statemen)n(t)54 b Fu(j)28 b Fv(with-statemen)n(t)56 b(.)508 3477 y(statemen)n(t-sequence)e(=)82 b(statemen)n(t)28 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(statemen)n(t)55 b Fu(g)g Fv(.)300 3665 y(The)21 b(execution)f(of)h(a)f(statemen)n (t-sequence)f(shall)i(sp)r(ecify)g(the)g(execution)f(of)g(the)h (statemen)n(ts)g Fk(of)f Fv(the)h(statemen)n(t-)300 3764 y(sequence)27 b(in)h(textual)g(order,)e(except)h(as)g(mo)r(di\014ed)h (b)n(y)g(execution)f(of)h(a)f(goto-statemen)n(t.)300 3993 y Ft(6.9.3.2)i(Comp)s(ound-statemen)m(ts)300 4161 y Fv(A)19 b(comp)r(ound-statemen)n(t)f(shall)g(sp)r(ecify)g(execution)g (of)h(the)f(statemen)n(t-sequence)g Fk(of)g Fv(the)h(comp)r (ound-statemen)n(t.)508 4314 y(comp)r(ound-statemen)n(t)54 b(=)83 b(`)p Fk(b)r(egin)p Fv(')27 b(statemen)n(t-sequence)g(`)p Fk(end)p Fv(')55 b(.)300 4501 y Fq(Example:)562 4601 y Fl(begin)41 b(z)i(:=)g(x;)g(x)g(:=)g(y;)f(y)i(:=)e(z)i(end)300 4829 y Ft(6.9.3.3)29 b(Conditional-statemen)m(ts)508 4976 y Fv(conditional-statemen)n(t)54 b(=)82 b(if-statemen)n(t)56 b Fu(j)27 b Fv(case-statemen)n(t)54 b(.)3757 5255 y Ft(101)p eop 102 113 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.9.3.4)e(If-statemen)m(ts)208 670 y Fv(if-statemen)n(t)55 b(=)83 b(`)p Fk(if)p Fv(')28 b(Bo)r(olean-expression)c(`)p Fk(then)p Fv(')k(statemen)n(t)f([)56 b(else-part)e(])h(.)208 836 y(else-part)f(=)82 b(`)p Fk(else)p Fv(')27 b(statemen)n(t)56 b(.)0 1024 y(If)26 b(the)f(Bo)r(olean-expression)d Fk(of)j Fv(the)h(if-statemen)n(t)f(yields)g(the)g(v)-5 b(alue)25 b(true,)h(the)f(statemen)n(t)g Fk(of)g Fv(the)h(if-statemen)n(t)0 1123 y(shall)f(b)r(e)h(executed.)36 b(If)26 b(the)f(Bo)r (olean-expression)d(yields)k(the)f(v)-5 b(alue)25 b(false,)h(the)g (statemen)n(t)f Fk(of)g Fv(the)h(if-statemen)n(t)0 1223 y(shall)h(not)h(b)r(e)g(executed,)f(and)h(the)g(statemen)n(t)f Fk(of)h Fv(the)g(else-part,)e(if)j(an)n(y)-7 b(,)27 b(shall)g(b)r(e)h (executed.)0 1381 y(An)g(if-statemen)n(t)g(without)g(an)f(else-part)f (shall)i(not)f(b)r(e)h(immediately)g(follo)n(w)n(ed)f(b)n(y)g(the)h (tok)n(en)f(else.)0 1550 y Fn(NOTE)f(|)f(An)g(else-part)h(is)g(th)n(us) f(paired)h(with)g(the)f(nearest)h(preceding)g(otherwise)h(unpaired)e (then.)0 1708 y Fq(Examples:)262 1807 y Fl(if)42 b(x)h(<)h(1.5)e(then)g (z)h(:=)g(x)g(+)g(y)g(else)f(z)h(:=)g(1.5)262 2006 y(if)f(p1)h(<>)g (nil)f(then)g(p1)h(:=)g(p1)p Fu(")n Fl(.father)262 2206 y(if)f(j)h(=)h(0)f(then)349 2305 y(if)f(i)i(=)f(0)g(then)f (writeln\('indefin)o(it)o(e'\))349 2405 y(else)g(writeln\('infini)o (te')o(\))262 2505 y(else)f(writeln\()g(i)i(/)g(j)g(\))0 2731 y Ft(6.9.3.5)29 b(Case-statemen)m(ts)0 2899 y Fv(The)k(case-index) f Fk(of)h Fv(a)f(case-statemen)n(t)g(and)h(eac)n(h)f(case-constan)n(t)f Fk(closest-contained)f Fv(b)n(y)j(the)g(case-constan)n(t-)0 2999 y(list)k Fk(of)g Fv(a)g(case-list-elemen)n(t)f Fk(of)h Fv(the)g(case-statemen)n(t)f(shall)h(all)g(p)r(ossess)f(the)h(same)g (ordinal-t)n(yp)r(e;)j(no)d(v)-5 b(alue)0 3099 y(shall)24 b(b)r(e)h(denoted)f(b)n(y)g(more)g(than)h(one)f(case-range)d Fk(closest-contained)h Fv(b)n(y)i(the)h(case-constan)n(t-list)d Fk(of)j Fv(an)n(y)e(case-)0 3198 y(list-elemen)n(ts)37 b Fk(of)g Fv(the)h(case-statemen)n(t.)64 b(On)37 b(execution)g(of)g (the)h(case-statemen)n(t,)g(the)g(case-index)e(shall)h(b)r(e)0 3298 y(ev)-5 b(aluated.)36 b(If)28 b(a)e(case-range)f Fk(closest-contained)f Fv(b)n(y)j(a)f(case-constan)n(t-list)f Fk(of)i Fv(a)f(case-list-elemen)n(t)g Fk(of)h Fv(the)g(case-)0 3398 y(statemen)n(t)33 b(denotes)g(that)g(v)-5 b(alue,)35 b(the)e(statemen)n(t)g Fk(of)g Fv(the)h(case-list-elemen)n(t)e(shall)g (b)r(e)i(executed;)i(otherwise,)0 3497 y(if)41 b(a)g(case-statemen)n (t-completer)e(o)r(ccurs)h Fk(in)g Fv(the)i(case-statemen)n(t,)h(the)e (statemen)n(t-sequence)f Fk(of)h Fv(the)g(case-)0 3597 y(statemen)n(t-completer)27 b(shall)g(b)r(e)h(executed;)g(otherwise,)e (it)i(shall)f(b)r(e)h(a)g(dynamic-violation.)0 3766 y Fn(NOTE)e(|)f(Case-constan)n(ts)i(are)f(not)g(the)f(same)g(as)i (statemen)n(t)d(lab)r(els.)208 3922 y Fv(case-statemen)n(t)54 b(=)82 b(`)p Fk(case)p Fv(')27 b(case-index)g(`)p Fk(of)p Fv(')944 4022 y(\()56 b(case-list-elemen)n(t)26 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(case-list-elemen)n(t)54 b Fu(g)944 4121 y Fv([)i([)f(`)p Fk(;)p Fv(')g(])28 b(case-statemen)n(t-completer) 53 b(])j Fu(j)27 b Fv(case-statemen)n(t-completer)53 b(\))944 4221 y([)j(`)p Fk(;)p Fv(')f(])28 b(`)p Fk(end)p Fv(')55 b(.)208 4387 y(case-index)f(=)82 b(expression)54 b(.)208 4553 y(case-list-elemen)n(t)g(=)82 b(case-constan)n(t-list)26 b(`)p Fk(:)p Fv(')37 b(statemen)n(t)55 b(.)208 4719 y(case-statemen)n (t-completer)e(=)82 b(`)p Fk(otherwise)p Fv(')27 b(statemen)n (t-sequence)54 b(.)0 4907 y Fq(Examples:)87 5006 y Fl(1\))43 b(case)f(operator)e(of)0 5255 y Ft(102)p eop 103 114 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))605 523 y Fl(plus:)129 b(i)43 b(:=)g(i)g(+)g(j;)605 623 y(minus:)85 b(i)43 b(:=)g(i)g(-)g(j;)605 722 y(times:)85 b(i)43 b(:=)g(i)g(*)g(j;) 605 822 y(divvy:)85 b(case)42 b(j)h(of)997 922 y(-maxint..-1,)c (1..maxint:)g(i)44 b(:=)e(i)i(div)e(j;)997 1021 y(0)i(:)f(begin)1215 1121 y(writeln\('divide)38 b(by)k(zero!'\);)1215 1220 y(halt;)1172 1320 y(end)997 1420 y(otherwise)e(i)j(:=)g(0;)g (writeln\(')d(See)i Ft(6.4.2.2)29 b(a\))p Fl(.'\))954 1519 y(end)562 1619 y(end)387 1818 y(2\))43 b(if)g(limit)e(>=)i(0)562 1918 y(then)649 2017 y(case)f(i)h(of)692 2117 y(-maxint..\(-limit-)o (1\))o(:)125 b(writeln\('too)38 b(small'\);)692 2217 y(-limit..limit:)387 b(writeln\('just)38 b(right'\);)692 2316 y(\(limit+1\)..maxint)o(:)212 b(writeln\('too)38 b(big'\))649 2416 y(end)562 2516 y(else)605 2615 y(writeln\('limit)g (is)43 b(less)f(than)g(0'\);)300 2941 y Ft(6.9.3.6)29 b(Rep)s(etitiv)m(e-statemen)m(ts)300 3142 y Fv(Rep)r(etitiv)n (e-statemen)n(ts)e(shall)h(sp)r(ecify)g(that)f(certain)g(statemen)n(ts) h(are)e(to)i(b)r(e)g(executed)f(rep)r(eatedly)-7 b(.)508 3294 y(rep)r(etitiv)n(e-statemen)n(t)54 b(=)83 b(rep)r(eat-statemen)n (t)54 b Fu(j)28 b Fv(while-statemen)n(t)55 b Fu(j)28 b Fv(for-statemen)n(t)54 b(.)300 3650 y Ft(6.9.3.7)29 b(Rep)s(eat-statemen)m(ts)508 3845 y Fv(rep)r(eat-statemen)n(t)54 b(=)83 b(`)p Fk(rep)r(eat)p Fv(')28 b(statemen)n(t-sequence)e(`)p Fk(until)p Fv(')i(Bo)r(olean-expression)52 b(.)300 4033 y(The)24 b(statemen)n(t-sequence)e Fk(of)h Fv(the)h(rep)r(eat-statemen) n(t)f(shall)g(b)r(e)h(rep)r(eatedly)f(executed,)h(except)g(as)e(mo)r (di\014ed)i(b)n(y)300 4133 y(the)31 b(execution)g(of)g(a)g (goto-statemen)n(t,)f(un)n(til)i(the)f(Bo)r(olean-expression)d Fk(of)j Fv(the)h(rep)r(eat-statemen)n(t)e(yields)h(the)300 4232 y(v)-5 b(alue)31 b(true)g(on)f(completion)h(of)g(the)g(statemen)n (t-sequence.)46 b(The)31 b(statemen)n(t-sequence)f(shall)g(b)r(e)h (executed)g(at)300 4332 y(least)c(once,)g(b)r(ecause)h(the)g(Bo)r (olean-expression)c(is)k(ev)-5 b(aluated)27 b(after)g(execution)g(of)h (the)g(statemen)n(t-sequence.)300 4490 y Fq(Example:)562 4589 y Fl(repeat)605 4689 y(k)43 b(:=)g(i)g(mod)g(j;)605 4789 y(i)g(:=)g(j;)605 4888 y(j)g(:=)g(k)562 4988 y(until)e(j)i(=)g(0) 3757 5255 y Ft(103)p eop 104 115 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.9.3.8)e(While-statemen)m(ts)208 687 y Fv(while-statemen)n(t)55 b(=)82 b(`)p Fk(while)p Fv(')27 b(Bo)r(olean-expression)e(`)p Fk(do)p Fv(')i(statemen)n(t)55 b(.)0 875 y(The)28 b(while-statemen)n(t) 166 1033 y Fk(while)f(b)g(do)h(b)r(o)r(dy)0 1190 y Fv(shall)f(b)r(e)h (equiv)-5 b(alen)n(t)28 b(to)55 1348 y Fk(b)r(egin)111 1448 y(if)g(b)f(then)111 1547 y(rep)r(eat)194 1647 y(b)r(o)r(dy)111 1747 y(until)g(not)g(\(b\))55 1846 y(end)0 2004 y Fq(Examples:)262 2104 y Fl(while)41 b(i)i(>)g(0)h(do)349 2203 y(begin)d(if)i(odd\(i\))e (then)h(z)h(:=)g(z)g(*)g(x;)349 2303 y(i)g(:=)g(i)g(div)f(2;)349 2402 y(x)h(:=)g(sqr\(x\))349 2502 y(end)262 2701 y(while)e(not)h (eof\(f\))f(do)349 2801 y(begin)g(process\(f)p Fu(")l Fl(\);)i(get\(f\))349 2901 y(end)0 3182 y Ft(6.9.3.9)29 b(F)-8 b(or-statemen)m(ts)0 3368 y(6.9.3.9.1)29 b(General)0 3553 y Fv(The)c(for-statemen)n(t)g(shall)g(sp)r(ecify)h(that)f(the)h (statemen)n(t)f Fk(of)h Fv(the)f(for-statemen)n(t)g(is)g(to)g(b)r(e)h (rep)r(eatedly)f(executed)0 3653 y(while)31 b(a)f(progression)e(of)i(v) -5 b(alues)30 b(is)h(attributed)g(to)f(a)g(v)-5 b(ariable)30 b(denoted)g(b)n(y)h(the)g(con)n(trol-v)-5 b(ariable)27 b Fk(of)k Fv(the)g(for-)0 3753 y(statemen)n(t.)208 3889 y(for-statemen)n(t)54 b(=)82 b(`)p Fk(fo)n(r)p Fv(')28 b(con)n(trol-v)-5 b(ariable)25 b(iteration-clause)h(`)p Fk(do)p Fv(')h(statemen)n(t)55 b(.)208 4055 y(con)n(trol-v)-5 b(ariable)52 b(=)83 b(en)n(tire-v)-5 b(ariable)53 b(.)208 4221 y(iteration-clause)g(=)83 b(sequence-iteration)53 b Fu(j)28 b Fv(set-mem)n(b)r(er-iteration)54 b(.)0 4408 y(The)24 b(con)n(trol-v)-5 b(ariable)22 b(shall)i(b)r(e)g(an)g(en)n (tire-v)-5 b(ariable)23 b(whose)g(iden)n(ti\014er)h(is)h(declared)e(in) h(a)g(v)-5 b(ariable-declaration-)0 4508 y(part)27 b Fk(of)g Fv(the)g(blo)r(c)n(k)g Fk(closest-containing)d Fv(the)j(for-statemen)n(t.)36 b(The)27 b(con)n(trol-v)-5 b(ariable)25 b(shall)h(p)r(ossess)h(an)f(ordinal-)0 4608 y(t)n(yp)r(e)k(and)g(shall)g(b)r(e)h(non)n(bindable.)44 b(After)30 b(a)g(for-statemen)n(t)f(is)h(executed,)h(other)f(than)g(b)r (eing)g(left)h(b)n(y)f(a)g(goto-)0 4707 y(statemen)n(t,)e(the)h(con)n (trol-v)-5 b(ariable)26 b(shall)h(b)r(e)i(unde\014ned.)40 b(Neither)28 b(a)g(for-statemen)n(t)f(nor)h(an)n(y)f(pro)r(cedure-and-) 0 4807 y(function-declaration-part)c Fk(of)i Fv(the)h(blo)r(c)n(k)f (that)g Fk(closest-contains)e Fv(a)i(for-statemen)n(t)f(shall)h Fk(contain)f Fv(a)h(statemen)n(t)0 4907 y(threatening)34 b(\(see)g Ft(6.9.4)p Fv(\))f(a)h(v)-5 b(ariable-access)32 b(denoting)i(the)h(v)-5 b(ariable)34 b(denoted)g(b)n(y)h(the)f(con)n (trol-v)-5 b(ariable)32 b Fk(of)0 5006 y Fv(the)c(for-statemen)n(t.)0 5255 y Ft(104)p eop 105 116 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.9.3.9.2)d(Sequence-iteration)508 734 y Fv(sequence-iteration)53 b(=)83 b(`)p Fk(:=)p Fv(')27 b(initial-v)-5 b(alue)28 b(\()55 b(`)p Fk(to)p Fv(')g Fu(j)28 b Fv(`)p Fk(do)n(wnto)p Fv(')54 b(\))28 b(\014nal-v)-5 b(alue)54 b(.)508 900 y(initial-v)-5 b(alue)55 b(=)82 b(expression)54 b(.)508 1066 y(\014nal-v)-5 b(alue)54 b(=)83 b(expression)54 b(.)300 1254 y(The)27 b(initial-v)-5 b(alue)26 b(and)g(the)h(\014nal-v) -5 b(alue)26 b Fk(of)h Fv(a)f(sequence-iteration)f Fk(of)h Fv(an)h(iteration-clause)d Fk(of)j Fv(a)f(for-statemen)n(t)300 1353 y(shall)g(b)r(e)g(of)g(a)g(t)n(yp)r(e)g(compatible)g(with)h(the)g (t)n(yp)r(e)f(of)g(the)g(con)n(trol-v)-5 b(ariable)24 b Fk(of)i Fv(the)g(for-statemen)n(t.)36 b(The)26 b(initial-)300 1453 y(v)-5 b(alue)35 b(and)g(the)h(\014nal-v)-5 b(alue)34 b(shall)h(b)r(e)g(assignmen)n(t-compatible)f(with)h(the)h(t)n(yp)r(e)f (p)r(ossessed)f(b)n(y)h(the)h(con)n(trol-)300 1553 y(v)-5 b(ariable)27 b(if)h(the)g(statemen)n(t)f Fk(of)h Fv(the)g(for-statemen) n(t)e(is)i(executed.)300 1710 y(Apart)f(from)h(the)g(restrictions)e (imp)r(osed)i(b)n(y)f(these)h(requiremen)n(ts,)e(the)i(for-statemen)n (t)411 1868 y Fk(fo)n(r)f(v)h(:=)g(e1)f(to)g(e2)g(do)g(b)r(o)r(dy)300 2026 y Fv(shall)g(b)r(e)h(equiv)-5 b(alen)n(t)28 b(to)411 2183 y Fk(b)r(egin)411 2283 y(temp1)f(:=)g(e1;)411 2383 y(temp2)g(:=)g(e2;)411 2482 y(if)h(temp1)e Fp(<)p Fk(=)h(temp2)g(then) 466 2582 y(b)r(egin)466 2682 y(v)h(:=)f(temp1;)466 2781 y(b)r(o)r(dy;)466 2881 y(while)g(v)h Fp(<>)f Fk(temp2)g(do)549 2980 y(b)r(egin)549 3080 y(v)h(:=)f(succ\(v\);)549 3180 y(b)r(o)r(dy)549 3279 y(end)466 3379 y(end)411 3479 y(end)300 3636 y Fv(and)g(the)h(for-statemen)n(t)411 3794 y Fk(fo)n(r)f(v)h(:=)g (e1)f(do)n(wnto)f(e2)h(do)g(b)r(o)r(dy)300 3952 y Fv(shall)g(b)r(e)h (equiv)-5 b(alen)n(t)28 b(to)411 4110 y Fk(b)r(egin)411 4209 y(temp1)f(:=)g(e1;)411 4309 y(temp2)g(:=)g(e2;)411 4408 y(if)h(temp1)e Fp(>)p Fk(=)h(temp2)g(then)466 4508 y(b)r(egin)466 4608 y(v)h(:=)f(temp1;)466 4707 y(b)r(o)r(dy;)466 4807 y(while)g(v)h Fp(<>)f Fk(temp2)g(do)521 4907 y(b)r(egin)521 5006 y(v)h(:=)g(p)n(red\(v\);)3757 5255 y Ft(105)p eop 106 117 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))221 523 y Fk(b)r(o)r(dy)221 623 y(end)166 722 y(end)111 822 y(end)0 980 y Fv(where)j(temp1)g(and)g(temp2)g(denote)g(auxiliary)f(v) -5 b(ariables)33 b(that)h(the)h(program)d(do)r(es)h(not)i(otherwise)e (con)n(tain,)0 1079 y(and)27 b(that)h(p)r(ossess)f(the)h(range-t)n(yp)r (e)e(of)h(the)h(t)n(yp)r(e)g(p)r(ossessed)f(b)n(y)g(the)h(v)-5 b(ariable)27 b(v.)0 1237 y Fq(Examples:)262 1337 y Fl(for)42 b(i)h(:=)g(2)g(to)g(63)f(do)349 1436 y(if)g(a[i])g(>)i(max)e(then)g (max)g(:=)h(a[i])262 1636 y(for)f(i)h(:=)g(1)g(to)g(10)f(do)262 1735 y(for)g(j)h(:=)g(1)g(to)g(10)f(do)305 1835 y(begin)305 1934 y(x)h(:=)g(0;)305 2034 y(for)f(k)i(:=)e(1)i(to)e(10)h(do)349 2134 y(x)g(:=)g(x)g(+)g(m1[i,k])e(*)i(m2[k,j];)305 2233 y(m[i,j])e(:=)i(x)305 2333 y(end)262 2532 y(for)f(i)h(:=)g(1)g(to)g(10) f(do)305 2632 y(for)g(j)i(:=)e(1)i(to)e(i)h(-)h(1)f(do)349 2731 y(m[i][j])d(:=)j(0.0)262 2931 y(for)f(c)h(:=)g(blue)f(downto)f (red)h(do)305 3030 y(q\(c\))0 3329 y Ft(6.9.3.9.3)29 b(Set-mem)m(b)s(er-iteration)208 3499 y Fv(set-mem)n(b)r(er-iteration) 53 b(=)83 b(`)p Fk(in)p Fv(')27 b(set-expression)54 b(.)208 3665 y(set-expression)f(=)83 b(expression)53 b(.)0 3852 y(The)30 b(set-expression)f Fk(of)h Fv(a)f(set-mem)n(b)r(er-iteration)g Fk(of)h Fv(an)g(iteration-clause)e Fk(of)i Fv(a)g(for-statemen)n(t)f (shall)h(p)r(ossess)0 3952 y(an)h(unpac)n(k)n(ed-canonical-set-of-T-t)n (yp)r(e)c(or)k(a)f(pac)n(k)n(ed-canonical-set-of-T-t)n(yp)r(e.)44 b(The)31 b(t)n(yp)r(e)h(of)f(the)h(con)n(trol-)0 4051 y(v)-5 b(ariable)23 b Fk(of)h Fv(the)h(for-statemen)n(t)e(shall)h(b)r (e)h(compatible)e(with)i(T.)f(The)h(set-expression)d(shall)i(b)r(e)g (ev)-5 b(aluated)24 b(prior)0 4151 y(to)34 b(the)h(\014rst)e (execution,)j(if)f(an)n(y)-7 b(,)35 b(of)f(the)g(statemen)n(t)g Fk(of)h Fv(the)f(for-statemen)n(t.)56 b(Eac)n(h)33 b(v)-5 b(alue,)35 b(if)g(an)n(y)-7 b(,)35 b(that)f(is)g(a)0 4251 y(mem)n(b)r(er)d(of)g(the)g(v)-5 b(alue)31 b(of)g(the)g (set-expression)e(shall)i(b)r(e)g(assignmen)n(t-compatible)e(with)j (the)f(t)n(yp)r(e)g(p)r(ossessed)0 4350 y(b)n(y)h(the)h(con)n(trol-v)-5 b(ariable.)48 b(F)-7 b(or)32 b(eac)n(h)f(mem)n(b)r(er)h(of)h(the)f(v)-5 b(alue)32 b(of)h(the)f(set-expression,)g(the)h(v)-5 b(alue)32 b(that)h(is)f(the)0 4450 y(mem)n(b)r(er)22 b(shall)g(b)r(e)g (attributed)g(to)g(the)h(con)n(trol-v)-5 b(ariable,)20 b(and)i(then)h(the)f(statemen)n(t)g Fk(of)g Fv(the)g(for-statemen)n(t)f (shall)0 4550 y(b)r(e)33 b(executed.)52 b(The)33 b(order)e(in)i(whic)n (h)g(mem)n(b)r(ers)f(of)g(the)h(v)-5 b(alue)33 b(of)f(the)i (set-expression)c(are)i(selected)g(shall)h(b)r(e)0 4649 y(implemen)n(tation-dep)r(enden)n(t.)0 4807 y Fq(Examples:)0 4907 y Fl(1\))130 b(for)42 b(c)h(in)g(hue1)f(do)h(q\(c\))0 5255 y Ft(106)p eop 107 118 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fl(2\))130 b(for)42 b(status)f(in)i(DeviceStatus)c(do)649 623 y(case)j(status)f(of)736 722 y(Busy:)867 822 y Fu(f)i Fl(respond)d(to)j(Busy)f Fu(g)p Fl(;)736 922 y(ParityError:)867 1021 y Fu(f)h Fl(respond)d(to)j(ParityError)c Fu(g)p Fl(;)736 1121 y(OutOfPaper:)867 1220 y Fu(f)k Fl(respond)d(to)j (OutOfPaper)d Fu(g)p Fl(;)736 1320 y(LineBreak:)867 1420 y Fu(f)j Fl(respond)d(to)j(LineBreak)d Fu(g)649 1519 y Fl(end)300 1768 y Ft(6.9.3.10)29 b(With-statemen)m(ts)508 1921 y Fv(with-statemen)n(t)55 b(=)83 b(`)p Fk(with)p Fv(')27 b(with-list)h(`)p Fk(do)p Fv(')f(statemen)n(t)55 b(.)508 2087 y(with-list)g(=)83 b(with-elemen)n(t)28 b Fu(f)54 b Fv(`)p Fk(,)p Fv(')28 b(with-elemen)n(t)56 b Fu(g)f Fv(.)508 2253 y(with-elemen)n(t)g(=)83 b(v)-5 b(ariable-access)52 b Fu(j)28 b Fv(constan)n(t-access)53 b(.)508 2419 y(\014eld-designator-iden)n(ti\014er)g(=)82 b(iden)n(ti\014er)55 b(.)508 2585 y(constan)n(t-\014eld-iden)n (ti\014er)e(=)83 b(iden)n(ti\014er)55 b(.)508 2751 y(sc)n (hema-discriminan)n(t-iden)n(ti\014er)d(=)83 b(iden)n(ti\014er)55 b(.)300 2939 y(A)26 b(with-statemen)n(t)g(shall)g(sp)r(ecify)g(the)g (execution)g(of)g(the)g(statemen)n(t)g Fk(of)g Fv(the)g(with-statemen)n (t.)36 b(The)26 b(constan)n(t-)300 3039 y(access)h(or)g(v)-5 b(ariable-access)25 b Fk(of)j Fv(a)g(with-elemen)n(t)g(shall)f(p)r (ossess)g(either)h(a)f(t)n(yp)r(e)i(pro)r(duced)e(from)h(a)f(sc)n(hema) g(or)g(a)300 3138 y(record-t)n(yp)r(e.)35 b(The)26 b(o)r(ccurrence)f (of)i(a)e(v)-5 b(ariable-access)24 b(or)i(constan)n(t-access,)e(that)i (p)r(ossesses)f(a)h(record-t)n(yp)r(e,)f Fk(in)300 3238 y Fv(the)h(only)f(with-elemen)n(t)h Fk(in)f Fv(the)h(with-list)f Fk(of)h Fv(a)f(with-statemen)n(t)h(shall)f(constitute)g(the)h (de\014ning-p)r(oin)n(t)f(of)h(eac)n(h)300 3337 y(of)i(the)h (\014eld-iden)n(ti\014ers)f(asso)r(ciated)f(with)i(comp)r(onen)n(ts)e (of)i(the)f(record-t)n(yp)r(e)f(as)g(a)h(\014eld-designator-iden)n (ti\014er)300 3437 y(or)h(constan)n(t-\014eld-iden)n(ti\014er,)f(resp)r (ectiv)n(ely)-7 b(,)30 b(for)f(the)h(region)e(that)i(is)f(the)h (statemen)n(t)f Fk(of)h Fv(the)g(with-statemen)n(t;)300 3537 y(eac)n(h)23 b(applied)h(o)r(ccurrence)e(of)i(the)h (\014eld-designator-iden)n(ti\014er)c(or)i(constan)n(t-\014eld-iden)n (ti\014er)g(shall)g(denote)h(that)300 3636 y(comp)r(onen)n(t,)39 b(either)e(of)g(the)g(v)-5 b(ariable)36 b(denoted)g(b)n(y)h(the)g(v)-5 b(ariable-access)34 b(or)i(of)h(the)g(v)-5 b(alue)37 b(denoted)g(b)n(y)g(the)300 3736 y(constan)n(t-access,)25 b(resp)r(ectiv)n(ely)-7 b(,)27 b(that)h(is)g(asso)r(ciated)e(with)i (the)g(\014eld-iden)n(ti\014er)f(b)n(y)h(the)g(record-t)n(yp)r(e.)300 3894 y(An)c(o)r(ccurrence)e(of)i(a)f(v)-5 b(ariable-access)21 b(or)i(constan)n(t-access,)f(that)i(p)r(ossesses)e(a)h(t)n(yp)r(e)h (pro)r(duced)f(from)h(a)f(sc)n(hema)300 3993 y(with)41 b(a)f(tuple,)45 b Fk(in)40 b Fv(the)h(only)f(with-elemen)n(t)h Fk(in)f Fv(the)h(with-list)g Fk(of)g Fv(a)f(with-statemen)n(t)h(shall)f (constitute)h(the)300 4093 y(de\014ning-p)r(oin)n(t)21 b(of)f(eac)n(h)g(discriminan)n(t-iden)n(ti\014er)g(that)h(is)g(a)f (formal)g(discriminan)n(t)g(of)h(the)g(sc)n(hema)f(as)g(a)g(sc)n(hema-) 300 4193 y(discriminan)n(t-iden)n(ti\014er)41 b(for)g(the)h(region)f (that)h(is)f(the)h(statemen)n(t)g Fk(of)g Fv(the)g(with-statemen)n(t;) 49 b(eac)n(h)41 b(applied)300 4292 y(o)r(ccurrence)19 b(of)h(the)h(sc)n(hema-discriminan)n(t-iden)n(ti\014er)d(shall)i(p)r (ossess)f(the)i(t)n(yp)r(e)f(p)r(ossessed)f(b)n(y)h(the)h(discriminan)n (t-)300 4392 y(iden)n(ti\014er)34 b(and)g(shall)f(denote)h(the)g(v)-5 b(alue)34 b(corresp)r(onding)e(to)i(the)g(discriminan)n(t-iden)n (ti\014er)f(according)f(to)i(the)300 4491 y(tuple.)300 4649 y(The)27 b(v)-5 b(ariable-access)25 b(shall)i(b)r(e)h(accessed)e (or)h(the)h(v)-5 b(alue)27 b(of)g(the)h(constan)n(t-access)d(shall)i(b) r(e)h(determined)f(b)r(efore)300 4749 y(the)36 b(statemen)n(t)g Fk(of)g Fv(the)g(with-statemen)n(t)g(is)g(executed,)i(and)d(the)h (access)f(to)h(the)g(v)-5 b(ariable)35 b(shall)g(establish)g(a)300 4848 y(reference)27 b(to)g(the)h(v)-5 b(ariable)27 b(during)g(the)h(en) n(tire)f(execution)g(of)h(the)g(statemen)n(t)f Fk(of)h Fv(the)g(with-statemen)n(t.)300 5006 y(The)g(statemen)n(t)3757 5255 y Ft(107)p eop 108 119 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))83 523 y Fk(with)c(v1,v2,...,vn)h(do)f(s)0 681 y Fv(shall)g(b)r(e)h(equiv) -5 b(alen)n(t)28 b(to)111 839 y Fk(with)f(v1)g(do)194 938 y(with)g(v2)g(do)221 1038 y(...)277 1137 y(with)g(vn)h(do)f(s)0 1295 y Fq(Examples:)0 1395 y Fl(1\))43 b(with)f(Good)p 530 1395 27 4 v 29 w(thru)g(do)305 1494 y(if)h(month)e(=)j(12)305 1594 y(then)e(begin)523 1694 y(month)g(:=)g(1;)523 1793 y(year)g(:=)h(year+1)523 1893 y(end)305 1993 y(else)f(month)g(:=)g (month+1;)0 2192 y Fu(f)h Fl(has)f(the)h(same)f(effect)f(on)i(the)f (variable)e(Good)p 1835 2192 V 30 w(thru)i(as)262 2391 y(if)g(Good)p 573 2391 V 30 w(thru.month)d(=)44 b(12)262 2491 y(then)d(begin)479 2590 y(Good)p 660 2590 V 30 w(thru.month)f(:=)i (1;)479 2690 y(Good)p 660 2690 V 30 w(thru.year)e(:=)j(Good)p 1433 2690 V 30 w(thru.year+1)479 2790 y(end)262 2889 y(else)e(Good)p 660 2889 V 30 w(thru.month)f(:=)i(Good)p 1476 2889 V 30 w(thru.month+1;)431 b Fu(g)0 3088 y Fl(2\))43 b(with)f(ShowScreen)d(do)262 3188 y(if)j(\(width)f(=)j(80\))e(and)g (\(height)f(=)i(24\))349 3288 y(then)85 b Fu(f)43 b Fl(write)f(full)g (screen)f Fu(g)349 3387 y Fl(else)85 b Fu(f)43 b Fl(write)f(line)g(by)h (line)e Fu(g)0 3587 y Fl(3\))i(with)f(unit)g(do)262 3686 y(begin)349 3786 y(x)h(:=)g(r;)349 3885 y(coordinate.thet)o(a)38 b(:=)k(theta)262 3985 y(end;)0 4217 y Fn(NOTE)26 b(|)f(Mon)n(th)30 b(and)h(y)n(ear)f(in)g(Example)g(1\))h(are)g(\014eld-designator-iden)n (ti\014ers,)h(width)f(and)f(heigh)n(t)g(in)h(Example)f(2\))0 4309 y(are)c(sc)n(hema-discriminan)n(t-iden)n(ti\014ers,)e(and)i(r)f (and)h(theta)f(in)h(Example)f(3\))h(are)g(constan)n(t-\014eld-iden)n (ti\014ers.)0 4570 y Ft(6.9.4)k(Threats)0 4749 y Fv(A)c(statemen)n(t)f (S)g(shall)g(b)r(e)h(designated)f(as)f Fq(thr)l(e)l(atening)53 b Fv(a)25 b(v)-5 b(ariable-access)23 b(V)j(if)f(one)g(or)g(more)f(of)h (the)h(follo)n(wing)0 4848 y(statemen)n(ts)h(is)h(true.)106 5006 y(a\))g(S)f(is)h(an)f(assignmen)n(t-statemen)n(t)f(and)i(V)g(is)f Fk(in)h Fv(S.)0 5255 y Ft(108)p eop 109 120 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))401 523 y Fv(b\))d(S)i Fk(contains)f Fv(V)h Fk(in)g Fv(an)g (actual-parameter)e(that)j(is)f(an)g(actual)f(v)-5 b(ariable)30 b(parameter)g(corresp)r(onding)f(to)i(a)508 623 y(formal)26 b(v)-5 b(ariable)27 b(parameter)f(that)i(is)f(not)h(protected)f(\(see)h Ft(6.7.3.1)p Fv(\).)411 780 y(c\))g(S)22 b(is)h(a)f(pro)r (cedure-statemen)n(t)g(that)h(sp)r(eci\014es)f(the)h(activ)-5 b(ation)23 b(of)f(one)g(of)h(the)g(required)f(pro)r(cedures)f Ft(read)p Fv(,)508 880 y Ft(readln)p Fv(,)26 b(or)f Ft(readstr)p Fv(,)h(and)g(V)g(is)f(either)h Fk(in)f Fv(an)g(actual-parameter)f Fk(of)h Fv(an)h(actual-parameter-list)d Fk(of)i Fv(S)h(or)508 980 y Fk(in)f Fv(a)h(read-parameter-list,)e(a)h(readln-parameter-list,) f(or)h(a)h(readstr-parameter-list)c Fk(of)27 b Fv(S,)f(resp)r(ectiv)n (ely)-7 b(.)401 1137 y(d\))29 b(S)i(is)g(a)g(pro)r(cedure-statemen)n(t) f(that)i(sp)r(eci\014es)f(activ)-5 b(ation)31 b(of)g(the)g(required)g (pro)r(cedure)f Ft(writestr)p Fv(,)i(and)508 1237 y(V)27 b(is)h Fk(in)f Fv(the)h(string-v)-5 b(ariable)26 b(accessed)g(b)n(y)i (the)g(activ)-5 b(ation.)411 1395 y(e\))28 b(S)i(is)g(a)g(pro)r (cedure-statemen)n(t)e(that)j(sp)r(eci\014es)f(activ)-5 b(ation)29 b(of)h(the)h(required)e(pro)r(cedure)g Ft(new)p Fv(,)i(and)f(V)g(is)508 1494 y(the)e(v)-5 b(ariable-access)24 b(p)k(\(see)g Ft(6.7.5.3)p Fv(\).)416 1652 y(f)6 b(\))29 b(S)18 b(is)g(a)g(pro)r(cedure-statemen)n(t)f(that)i(sp)r(eci\014es)f (activ)-5 b(ation)18 b(of)g(the)h(required)f(pro)r(cedure)f Ft(GetTimeStamp)p Fv(,)508 1752 y(and)27 b(V)h(is)f(the)h(v)-5 b(ariable-access)25 b(t)j(\(see)g Ft(6.7.5.8)p Fv(\).)406 1910 y(g\))g(S)f(is)h(a)f(for-statemen)n(t)g(and)g(V)h(denotes)f(the)h (con)n(trol-v)-5 b(ariable)25 b Fk(of)j Fv(S.)401 2067 y(h\))h(V)j(is)f Fk(in)h Fv(an)g(arra)n(y-v)-5 b(ariable,)29 b(record-v)-5 b(ariable,)30 b(or)h(string-v)-5 b(ariable,)30 b(and)i(S)g(is)g(threatening)f(a)g(v)-5 b(ariable-)508 2167 y(access)26 b Fk(closest-containing)e Fv(V.)425 2325 y(i\))k(S)g(is)g(a)g(with-statemen)n(t,)g(V)h(is)f Fk(in)g Fv(a)g(with-elemen)n(t)g Fk(in)g Fv(the)h(with-list)f Fk(of)g Fv(S,)h(and)f(S)g Fk(contains)f Fv(a)h(statemen)n(t)508 2424 y(threatening)17 b(a)h(v)-5 b(ariable-access)16 b Fk(closest-containing)f Fv(a)j(\014eld-designator-iden)n(ti\014er)e (ha)n(ving)h(V)i(as)f(a)g(de\014ning-)508 2524 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y(if)h(e)f(=)h(0.0)166 2109 y(then)f(b)r(egin)g(eW)n(ritten)h(:=)f(0.0;)g(ExpV)n(alue)g(:=)g (0)h(end)166 2208 y(else)166 2308 y(b)r(egin)221 2408 y(eW)n(ritten)g(:=)f(abs\(e\);)221 2507 y(ExpV)n(alue)g(:=)h(RealSize)f (\()h(eW)n(ritten)f(\))h Fu(\000)f Fk(1;)221 2607 y(eW)n(ritten)h(:=)f (eW)n(ritten)h(/)f(10.0)f(p)r(o)n(w)h(ExpV)n(alue;)221 2707 y(eW)n(ritten)h(:=)f(eW)n(ritten)h(+)f(0.5)g(*)g(10.0)f(p)r(o)n (w\()p Fu(\000)p Fk(DecPlaces\);)221 2806 y(if)i(eW)n(ritten)g Fp(>)p Fk(=)f(10.0)277 2906 y(then)304 3005 y(b)r(egin)360 3105 y(eW)n(ritten)g(:=)h(eW)n(ritten)f(/)h(10.0;)360 3205 y(ExpV)n(alue)f(:=)g(ExpV)n(alue)g(+)g(1)304 3304 y(end;)221 3404 y(eW)n(ritten)h(:=)f(T)-7 b(runcate)27 b(\()h(eW)n(ritten,)g(DecPlaces)f(\))166 3504 y(end;)0 3661 y Fv(then)h(the)g(\015oating-p)r(oin)n(t)f(represen)n(tation)f(of) h(the)h(v)-5 b(alue)28 b(of)f(e)h(shall)f(consist)g(of)138 3819 y Fk(the)h(sign)f(cha)n(racter)249 3919 y(\()h(`)p Fu(\000)p Fk(')f(if)h(\(e)g Fp(<)f Fk(0.0\))g(and)h(\(eW)n(ritten)g Fp(>)f Fk(0.0\),)g(otherwise)g(a)g(space)g(\),)138 4018 y(the)h(leading)e(digit-cha)n(racter)g(of)i(the)f(decimal)g(rep)n (resentation)g(of)g(eW)n(ritten,)138 4118 y(the)h(cha)n(racter)f(`.')h (,)138 4218 y(the)g(next)g(DecPlaces)e(digit-cha)n(racters)g(of)i(the)f (decimal)g(rep)n(resentation)g(of)277 4317 y(eW)n(ritten,)138 4417 y(an)h(implementation-de\014ned)c(exp)r(onent)k(cha)n(racter)277 4516 y(\(either)g(`e')f(o)n(r)h(`E'\),)138 4616 y(the)g(sign)f(of)g (ExpV)n(alue)277 4716 y(\()h(`)p Fu(\000)p Fk(')f(if)h(ExpV)n(alue)f Fp(<)g Fk(0,)g(otherwise)g(`+')g(\),)138 4815 y(the)h(ExpDigits)e (digit-cha)n(racters)g(of)i(the)f(decimal)g(rep)n(resentation)g(of)277 4915 y(ExpV)n(alue)g(\(with)g(leading)g(zeros)g(if)h(the)f(value)h (requires)f(them\).)0 5255 y Ft(114)p eop 115 126 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.10.3.4.2)c(The)k(\014xed-p)s(oin)m(t)g(represen)m(tation)300 711 y Fv(W)-7 b(rite\(f,e)29 b(:)37 b(T)-7 b(otalWidth)28 b(:)37 b(F)-7 b(racDigits\))27 b(shall)h(cause)f(a)g(\014xed-p)r(oin)n (t)g(represen)n(tation)f(of)i(the)g(v)-5 b(alue)28 b(of)f(e)h(to)g(b)r (e)300 811 y(written.)37 b(Assume)28 b(the)g(functions)g(RealSize)f (and)g(T)-7 b(runcate)27 b(describ)r(ed)h(in)g Ft(6.10.3.4.1)p Fv(;)300 969 y(let)g(eW)-7 b(ritten)28 b(b)r(e)g(the)g(non-negativ)n(e) e(n)n(um)n(b)r(er)h(de\014ned)h(b)n(y)355 1126 y Fk(if)g(e)g(=)f(0.0) 411 1226 y(then)g(eW)n(ritten)h(:=)f(0.0)411 1325 y(else)411 1425 y(b)r(egin)466 1525 y(eW)n(ritten)h(:=)f(abs\(e\);)466 1624 y(eW)n(ritten)h(:=)f(eW)n(ritten)h(+)f(0.5)g(*)g(10.0)f(p)r(o)n (w\()p Fu(\000)p Fk(F)n(racDigits\);)466 1724 y(eW)n(ritten)i(:=)f(T)-7 b(runcate)27 b(\()h(eW)n(ritten,)g(F)n(racDigits)e(\))411 1824 y(end;)300 1981 y Fv(let)i(In)n(tDigits)g(b)r(e)g(the)g(p)r (ositiv)n(e)f(in)n(teger)g(de\014ned)h(b)n(y)355 2139 y Fk(if)g(eW)n(ritten)g Fp(<)f Fk(1)411 2239 y(then)g(IntDigits)g(:=)g (1)411 2338 y(else)g(IntDigits)f(:=)i(RealSize)f(\()h(eW)n(ritten)f (\);)300 2496 y Fv(and)g(let)h(MinNumChars)g(b)r(e)g(the)g(p)r(ositiv)n (e)f(in)n(teger)g(de\014ned)h(b)n(y)383 2654 y Fk(MinNumCha)n(rs)e(:=)i (IntDigits)e(+)i(F)n(racDigits)e(+)i(1;)411 2753 y(if)g(\(e)f Fp(<)h Fk(0.0\))f(and)g(\(eW)n(ritten)h Fp(>)f Fk(0.0\))438 2853 y(then)h(MinNumCha)n(rs)e(:=)h(MinNumCha)n(rs)g(+)g(1;)g Fu(f)p Fk(`)p Fu(\000)p Fk(')g(required)p Fu(g)300 3011 y Fv(then)h(the)g(\014xed-p)r(oin)n(t)g(represen)n(tation)d(of)j(the)g (v)-5 b(alue)27 b(of)h(e)g(shall)f(consist)g(of)411 3169 y Fk(if)h(T)-7 b(otalWidth)26 b Fp(>)p Fk(=)h(MinNumCha)n(rs,)549 3268 y(\(T)-7 b(otalWidth)27 b Fu(\000)g Fk(MinNumCha)n(rs\))g(spaces,) 411 3368 y(the)g(cha)n(racter)h(`)p Fu(\000)p Fk(')f(if)h(\(e)g Fp(<)f Fk(0.0\))g(and)g(\(eW)n(ritten)h Fp(>)g Fk(0.0\),)411 3467 y(the)f(\014rst)g(IntDigits)g(digit-cha)n(racters)f(of)i(the)f (decimal)g(rep)n(resentation)f(of)549 3567 y(the)i(value)f(of)h(eW)n (ritten,)411 3667 y(the)f(cha)n(racter)h(`.',)411 3766 y(the)f(next)h(F)n(racDigits)f(digit-cha)n(racters)f(of)h(the)h (decimal)f(rep)n(resentation)f(of)549 3866 y(the)i(value)f(of)h(eW)n (ritten.)300 4140 y Fn(NOTE)e(|)f(A)n(t)30 b(least)h(MinNumChars)f(c)n (haracters)h(are)g(written.)49 b(If)31 b(T)-6 b(otalWidth)31 b(is)g(less)g(than)f(this)h(v)l(alue,)g(no)g(initial)300 4231 y(spaces)c(are)f(written.)300 4519 y Ft(6.10.3.5)j(Bo)s(olean-t)m (yp)s(e)300 4707 y Fv(If)j(e)g(is)g(of)g(Bo)r(olean-t)n(yp)r(e,)f(a)h (represen)n(tation)e(of)i(the)g(w)n(ord)f(true)h(or)f(the)h(w)n(ord)f (false)g(\(as)h(appropriate)e(to)i(the)300 4807 y(v)-5 b(alue)21 b(of)g(e\))g(shall)g(b)r(e)g(written)h(on)e(the)i(\014le)f (f.)35 b(This)21 b(shall)g(b)r(e)g(equiv)-5 b(alen)n(t)21 b(to)g(writing)g(the)g(appropriate)e(c)n(haracter-)300 4907 y(string)26 b('T)-7 b(rue')27 b(or)e('F)-7 b(alse')27 b(\(see)g Ft(6.10.3.6)p Fv(\),)d(where)i(the)i(case)d(of)i(eac)n(h)f (letter)h(is)g(implemen)n(tation-de\014ned,)g(with)300 5006 y(a)g(\014eld-width)h(parameter)e(of)i(T)-7 b(otalWidth.)3757 5255 y Ft(115)p eop 116 127 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y(6.10.3.6)e(String-t)m(yp)s(es)0 692 y Fv(If)h(the)g(v)-5 b(alue)30 b(of)g(e)g(is)f(a)h(string-t)n(yp)r(e)f(v)-5 b(alue)29 b(with)i(a)e(length)h(of)g(n,)g(the)g(default)h(v)-5 b(alue)29 b(of)h(T)-7 b(otalWidth)30 b(shall)g(b)r(e)0 792 y(n.)37 b(The)28 b(represen)n(tation)e(shall)h(consist)g(of)83 949 y Fk(if)h(T)-7 b(otalWidth)26 b Fp(>)i Fk(n,)138 1049 y(\(T)-7 b(otalWidth)27 b Fu(\000)g Fk(n\))h(spaces,)83 1149 y(if)g(n)f Fp(>)h Fk(0,)138 1248 y(the)g(\014rst)f(through)g(n-th) g(cha)n(racters)g(of)h(the)f(value)h(of)f(e)h(in)f(that)h(o)n(rder.)83 1348 y(if)g(1)f Fp(<)p Fk(=)g(T)-7 b(otalWidth)26 b Fp(<)p Fk(=)h(n,)138 1448 y(the)h(\014rst)f(through)g(T)-7 b(otalWidth-th)26 b(cha)n(racters)h(in)h(that)f(o)n(rder.)83 1547 y(if)h(T)-7 b(otalWidth)26 b(=)i(0,)138 1647 y(no)f(cha)n(racters.)0 1878 y Ft(6.10.4)j(The)i(pro)s(cedure)g(writeln)0 2047 y 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b(shall)g(cause)f(an)h(implemen)n(tation-de\014ned)h(e\013ect)g(on)f (the)h(text\014le)f(f,)j(suc)n(h)d(that)h(subsequen)n(t)0 4907 y(text)25 b(written)f(to)g(f)h(will)f(b)r(e)h(on)e(a)h(new)g(page) g(if)g(the)h(text\014le)f(is)h(prin)n(ted)f(on)f(a)h(suitable)g (device,)h(shall)f(p)r(erform)f(an)0 5006 y(implicit)29 b(writeln\(f)6 b(\))30 b(if)f(f.L)f(is)h(not)f(empt)n(y)g(and)g(if)h (f.L.last)g(is)f(not)g(the)h(end-of-line)f(comp)r(onen)n(t)g(\(see)g Ft(6.4.3.6)p Fv(\),)0 5255 y Ft(116)p eop 117 128 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(and)27 b(shall)f(cause)g(the)h(bu\013er-v)-5 b(ariable)25 b(f)p Fu(")p Fv(to)i(b)r(ecome)f(totally-unde\014ned.)37 b(The)27 b(e\013ect)g(of)f(insp)r(ecting)h(a)g(text\014le)300 623 y(to)g(whic)n(h)h(the)g Ft(page)g Fv(pro)r(cedure)e(w)n(as)h (applied)g(during)h(generation)e(shall)h(b)r(e)h(implemen)n(tation-dep) r(enden)n(t.)300 912 y Fr(6.11)38 b(Mo)s(dules)300 1095 y Ft(6.11.1)30 b(Mo)s(dule-declarations)508 1256 y Fv(mo)r (dule-declaration)53 b(=)83 b(mo)r(dule-heading)27 b([)55 b(`)p Fk(;)p Fv(')28 b(mo)r(dule-blo)r(c)n(k)55 b(])1257 1356 y Fu(j)125 b Fv(mo)r(dule-iden)n(ti\014cation)27 b(`)p Fk(;)p Fv(')h(mo)r(dule-blo)r(c)n(k)55 b(.)508 1522 y(mo)r(dule-heading)f(=)83 b(`)p Fk(mo)r(dule)p Fv(')27 b(iden)n(ti\014er)g([)56 b(in)n(terface-directiv)n(e)d(])1285 1621 y([)i(`)p Fk(\()p Fv(')28 b(mo)r(dule-parameter-list)e(`)p Fk(\))p Fv(')56 b(])28 b(`)p Fk(;)p Fv(')1285 1721 y(in)n(terface-sp)r (eci\014cation-part)1285 1821 y(imp)r(ort-part)1285 1920 y Fu(f)55 b Fv(constan)n(t-de\014nition-part)1312 2020 y Fu(j)28 b Fv(t)n(yp)r(e-de\014nition-part)1312 2120 y Fu(j)g Fv(v)-5 b(ariable-declaration-part)1312 2219 y Fu(j)28 b Fv(pro)r(cedure-and-function-heading-part)52 b Fu(g)1285 2319 y Fv(`)p Fk(end)p Fv(')j(.)508 2485 y(mo)r(dule-parameter-list)e(=)83 b(iden)n(ti\014er-list)55 b(.)508 2651 y(pro)r(cedure-and-function-heading-part)d(=)82 b(\()56 b(pro)r(cedure-heading)d Fu(j)28 b Fv(function-heading)55 b(\))28 b(`)p Fk(;)p Fv(')55 b(.)508 2817 y(mo)r(dule-iden)n (ti\014cation)g(=)82 b(`)p Fk(mo)r(dule)p Fv(')27 b(mo)r(dule-iden)n (ti\014er)h(implemen)n(tation-directiv)n(e)54 b(.)508 2983 y(mo)r(dule-iden)n(ti\014er)h(=)82 b(iden)n(ti\014er)55 b(.)508 3149 y(mo)r(dule-blo)r(c)n(k)f(=)83 b(imp)r(ort-part)1195 3249 y Fu(f)55 b Fv(constan)n(t-de\014nition-part)1222 3348 y Fu(j)28 b Fv(t)n(yp)r(e-de\014nition-part)1222 3448 y Fu(j)g Fv(v)-5 b(ariable-declaration-part)1222 3548 y Fu(j)28 b Fv(pro)r(cedure-and-function-declaration-part)51 b Fu(g)1195 3647 y Fv([)k(initialization-part)f(])1195 3747 y([)h(\014nalization-part)f(])1195 3846 y(`)p Fk(end)p Fv(')h(.)508 4013 y(initialization-part)f(=)82 b(`)p Fk(to)p Fv(')28 b(`)p Fk(b)r(egin)p Fv(')f(`)p Fk(do)p Fv(')g(statemen)n(t)g(`)p Fk(;)p Fv(')56 b(.)508 4179 y(\014nalization-part)d(=)83 b(`)p Fk(to)p Fv(')27 b(`)p Fk(end)p Fv(')h(`)p Fk(do)p Fv(')f(statemen)n(t)g(`)p Fk(;)p Fv(')56 b(.)300 4366 y(The)43 b(o)r(ccurrence)e(of)i(an)g(iden)n (ti\014er)f Fk(in)h Fv(the)g(mo)r(dule-heading)f Fk(of)h Fv(a)f(mo)r(dule-declaration)f(shall)i(constitute)300 4466 y(its)37 b(de\014ning-p)r(oin)n(t)f(as)f(a)h(mo)r(dule-iden)n (ti\014er)g(for)g(eac)n(h)g(region)f(that)h(is)h(either)f(the)h(iden)n (ti\014er)f Fk(of)g Fv(a)g(mo)r(dule-)300 4565 y(heading)31 b Fk(contained)f Fv(b)n(y)h(the)h(program)e(or)g(the)i(mo)r(dule-iden)n (ti\014er)f Fk(of)h Fv(a)f(mo)r(dule-iden)n(ti\014cation)g Fk(contained)f Fv(b)n(y)300 4665 y(the)e(program.)300 4915 y Fn(NOTE)e(|)f(1)h(The)f(mo)r(dule-iden)n(ti\014er)f(has)i (meaning)f(only)g(in)g(places)h(where)g(a)g(mo)r(dule-iden)n(ti\014er)e (is)i(either)f(de\014ned)g(or)300 5006 y(referenced.)35 b(A)25 b(mo)r(dule-iden)n(ti\014er)g(do)r(es)h(not)f(otherwise)i (a\013ect)f(the)g(program.)3757 5255 y Ft(117)p eop 118 129 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(The)38 b(o)r(ccurrence)f(of)h(a)g(mo)r(dule-blo)r(c)n(k)g Fk(in)g Fv(a)g(mo)r(dule-declaration)e(that)j Fk(contains)e Fv(a)h(mo)r(dule-heading)f(shall)0 623 y Fq(asso)l(ciate)k Fv(that)f(mo)r(dule-blo)r(c)n(k)e(with)i(that)g(mo)r(dule-heading.)72 b(The)39 b(o)r(ccurrence)f(of)h(a)g(mo)r(dule-blo)r(c)n(k)g Fk(in)g Fv(a)0 722 y(mo)r(dule-declaration)24 b(that)j Fk(contains)d Fv(a)i(mo)r(dule-iden)n(ti\014cation)g(shall)f Fq(asso)l(ciate)j Fv(that)e(mo)r(dule-blo)r(c)n(k)f(with)i(the)0 822 y(mo)r(dule-heading)g Fk(containing)e Fv(the)j(de\014ning-p)r(oin)n (t)f Fk(of)g Fv(the)h(mo)r(dule-iden)n(ti\014er)f(of)g(that)g(mo)r (dule-iden)n(ti\014cation.)0 922 y(There)19 b(shall)h(b)r(e)g(exactly)f (one)h(mo)r(dule-blo)r(c)n(k)f(asso)r(ciated)g(with)h(a)g(mo)r (dule-heading.)33 b(A)21 b(mo)r(dule-blo)r(c)n(k)e(together)0 1021 y(with)k(its)h(asso)r(ciated)d(mo)r(dule-heading)h(shall)h (constitute)g(a)g(mo)r(dule,)h(and)f(eac)n(h)f(shall)g(b)r(e)i(said)e (to)h(b)r(e)g Fq(asso)l(ciate)l(d)0 1121 y Fv(with)28 b(that)g(mo)r(dule.)0 1279 y(An)41 b(in)n(terface-directiv)n(e)f(shall) g(o)r(ccur)h Fk(in)f 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b(either)h(shall)g(b)r(e)h(lo)r(cal)f(to)g(the)g(mo)r (dule)h(or)e(shall)h(b)r(e)h(an)f(imp)r(orted)g(v)-5 b(ariable-)0 3688 y(iden)n(ti\014er)35 b(that)h(is)f(a)g(mo)r (dule-parameter.)59 b(If)36 b(the)f(sp)r(elling)h(is)f Ft(input)g Fv(or)g Ft(output)p Fv(,)i(the)f(o)r(ccurrence)e(of)i(the)0 3787 y(iden)n(ti\014er)j Fk(contained)f Fv(b)n(y)i(the)f(mo)r (dule-parameter-list)f(shall)h(constitute)h(a)f(de\014ning-p)r(oin)n(t) g(for)g(the)g(region)0 3887 y(that)29 b(is)g(the)g(mo)r(dule-heading)f (as)g(a)g(v)-5 b(ariable-iden)n(ti\014er)28 b(denoting)g(the)h (required)f(text\014le)h Ft(input)g Fv(or)f Ft(output)p Fv(,)0 3987 y(resp)r(ectiv)n(ely)-7 b(.)48 b(If)32 b(the)g(v)-5 b(ariable-iden)n(ti\014er)30 b(is)h(lo)r(cal)g(to)h(the)g(mo)r(dule)g (or)e(has)h(the)h(sp)r(elling)g Ft(input)f Fv(or)g Ft(output)p Fv(,)0 4086 y(b)r(oth)39 b(the)g(v)-5 b(ariable-iden)n(ti\014er)38 b(and)g(an)n(y)g(v)-5 b(ariable)38 b(it)h(denotes)g(shall)f(b)r(e)h (designated)g(a)f Fq(mo)l(dule-p)l(ar)l(ameter)p Fv(.)0 4186 y(The)32 b(binding)f(of)h(a)f(v)-5 b(ariable)31 b(that)h(is)f(a)g(mo)r(dule-parameter)f(to)i(en)n(tities)g(external)e (to)i(the)g(program)d(shall)j(b)r(e)0 4286 y(implemen)n (tation-de\014ned.)0 4435 y Fn(NOTES)0 4613 y(4)42 b(The)f(external)h (represen)n(tation)g(of)g(external)f(en)n(tities)h(b)r(ound)e(to)i(mo)r (dule-parameters)e(is)i(not)f(de\014ned)g(b)n(y)f(this)0 4704 y(In)n(ternational)26 b(Standard.)0 4824 y(5)c(F)-6 b(urthermore,)21 b(t)n(w)n(o)h(di\013eren)n(t)f(mo)r(dules)g(ma)n(y)g (sp)r(ecify)h(that)f(t)n(w)n(o)h(di\013eren)n(t)f(v)l(ariables)h(whose) h(v)l(ariable-iden)n(ti\014ers)f(ha)n(v)n(e)0 4915 y(the)d(same)g(sp)r (elling)i(are)f(to)g(b)r(e)f(b)r(ound)g(to)h(external)f(en)n(tities)h (|)f(this)h(In)n(ternational)g(Standard)e(do)r(es)i(not)g(sp)r(ecify)g (whether)0 5006 y(suc)n(h)25 b(v)l(ariables)i(are)f(to)g(b)r(e)f(b)r (ound)g(to)h(the)f(same)h(external)f(en)n(tit)n(y)g(or)h(to)g (di\013eren)n(t)f(external)h(en)n(tities.)0 5255 y Ft(118)p eop 119 130 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fn(6)26 b(V)-6 b(ariables)26 b(that)g(are)g(mo)r(dule-parameters) f(are)h(not)f(necessarily)i(b)r(ound)e(when)g(the)h(mo)r(dule)f(is)h (activ)l(ated.)300 821 y Ft(6.11.2)k(Exp)s(ort-part)300 1013 y Fv(An)i(exp)r(ort-part)f(shall)h(in)n(tro)r(duce)f(an)h(iden)n (ti\014er)g(to)g(denote)g(an)g(in)n(terface.)49 b(An)32 b(exp)r(ort-list)g(shall)f(in)n(tro)r(duce)300 1112 y(one)c(or)g(more)g (constituen)n(t-iden)n(ti\014ers.)508 1249 y(in)n(terface-sp)r (eci\014cation-part)52 b(=)83 b(`)p Fk(exp)r(o)n(rt)p Fv(')28 b(exp)r(ort-part)e(`)p Fk(;)p Fv(')i Fu(f)55 b Fv(exp)r(ort-part)26 b(`)p Fk(;)p Fv(')56 b Fu(g)e Fv(.)508 1415 y(exp)r(ort-part)f(=)83 b(iden)n(ti\014er)28 b(`)p Fk(=)p Fv(')f(`)p Fk(\()p Fv(')h(exp)r(ort-list)f(`)p Fk(\))p Fv(')56 b(.)508 1581 y(exp)r(ort-list)e(=)83 b(\()55 b(exp)r(ort-clause)f Fu(j)28 b Fv(exp)r(ort-range)53 b(\))28 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(\()55 b(exp)r(ort-clause)f Fu(j)28 b Fv(exp)r(ort-range)53 b(\))i Fu(g)g Fv(.)508 1747 y(exp)r(ort-clause)e(=)83 b(exp)r(ortable-name)54 b Fu(j)27 b Fv(exp)r(ort-renaming-clause)53 b(.)508 1913 y(exp)r(ort-renaming-clause)f(=)82 b(exp)r(ortable-name)27 b(`)p Fk(=)p Fp(>)p Fv(')g(iden)n(ti\014er)55 b(.)508 2079 y(exp)r(ortable-name)e(=)83 b(constan)n(t-name)1167 2178 y Fu(j)125 b Fv(t)n(yp)r(e-name)1167 2278 y Fu(j)g Fv(sc)n(hema-name)1167 2378 y Fu(j)g Fv([)55 b(`)p Fk(p)n(rotected)p Fv(')g(])28 b(v)-5 b(ariable-name)1167 2477 y Fu(j)125 b Fv(pro)r(cedure-name)1167 2577 y Fu(j)g Fv(function-name)55 b(.)508 2743 y(exp)r(ort-range)e(=)82 b(\014rst-constan)n(t-name)26 b(`)p Fk(..)p Fv(')37 b(last-constan)n(t-name)53 b(.)508 2909 y(\014rst-constan)n(t-name)g(=)82 b(constan)n(t-name)54 b(.)508 3075 y(last-constan)n(t-name)f(=)82 b(constan)n(t-name)54 b(.)508 3241 y(constituen)n(t-iden)n(ti\014er)g(=)83 b(iden)n(ti\014er)55 b(.)508 3407 y(in)n(terface-iden)n(ti\014er)f(=)82 b(iden)n(ti\014er)55 b(.)300 3595 y(The)30 b(o)r(ccurrence)e(of)h(an)g (iden)n(ti\014er)h Fk(in)f Fv(an)g(exp)r(ort-part)f(shall)h(constitute) h(its)g(de\014ning-p)r(oin)n(t)f(as)g(an)g(in)n(terface-)300 3694 y(iden)n(ti\014er)21 b(for)f(eac)n(h)h(region)e(that)j(is)f (either)f(the)i(iden)n(ti\014er)f Fk(of)g Fv(an)f(exp)r(ort-part)g Fk(contained)g Fv(b)n(y)h(the)g(program-blo)r(c)n(k)300 3794 y(or)27 b(the)h(in)n(terface-iden)n(ti\014er)e Fk(of)i Fv(an)f(imp)r(ort-sp)r(eci\014cation)g Fk(contained)f Fv(b)n(y)i(the)f(program-blo)r(c)n(k.)300 3952 y(The)g(o)r(ccurrence)f (of)h(an)g(exp)r(ortable-name)f Fk(in)h Fv(an)g(exp)r(ort-clause)f (shall)g(constitute)i(the)f(de\014ning-p)r(oin)n(t)h(of)f(the)300 4051 y(iden)n(ti\014er)j Fk(of)g Fv(the)h(constan)n(t-iden)n(ti\014er,) e(t)n(yp)r(e-iden)n(ti\014er,)i(sc)n(hema-iden)n(ti\014er,)e(v)-5 b(ariable-iden)n(ti\014er,)29 b(pro)r(cedure-)300 4151 y(iden)n(ti\014er,)f(or)g(function-iden)n(ti\014er)g Fk(contained)f Fv(b)n(y)h(the)h(exp)r(ortable-name)e(as)g(a)h (constituen)n(t-iden)n(ti\014er)g(for)g(the)300 4251 y(region)17 b(that)i(is)g(the)g(in)n(terface)f(denoted)h(b)n(y)f(the)h (iden)n(ti\014er)g Fk(of)g Fv(the)g(exp)r(ort-part)e(that)i Fk(contains)e Fv(the)j(exp)r(ort-clause.)300 4350 y(The)25 b(o)r(ccurrence)e(of)i(an)g(iden)n(ti\014er)f Fk(in)h Fv(an)g(exp)r(ort-renaming-clause)d Fk(of)i Fv(an)h(exp)r(ort-clause)e (shall)i(constitute)g(the)300 4450 y(de\014ning-p)r(oin)n(t)f(of)f (that)h(iden)n(ti\014er)g(as)f(a)h(constituen)n(t-iden)n(ti\014er)f (for)g(the)h(region)f(that)h(is)g(the)g(in)n(terface)f(denoted)300 4550 y(b)n(y)k(the)h(iden)n(ti\014er)g Fk(of)f Fv(the)h(exp)r(ort-part) f(that)g Fk(contains)g Fv(the)h(exp)r(ort-clause.)300 4707 y(A)h(constituen)n(t-iden)n(ti\014er)f(so)g(de\014ned)h(shall)f (denote:)39 b(the)29 b(v)-5 b(alue)28 b(denoted)h(b)n(y)f(the)h (constan)n(t-name;)f(the)h(t)n(yp)r(e,)300 4807 y(bindabilit)n(y)-7 b(,)32 b(and)f(initial)g(state)g(denoted)g(b)n(y)g(the)g(t)n(yp)r (e-name;)i(the)e(sc)n(hema)f(denoted)h(b)n(y)g(the)g(sc)n(hema-name;) 300 4907 y(the)i(v)-5 b(ariable)32 b(denoted)g(b)n(y)g(the)h(v)-5 b(ariable-name;)34 b(the)f(pro)r(cedure)f(denoted)g(b)n(y)g(the)h(pro)r (cedure-name;)h(or)e(the)300 5006 y(function)h(denoted)g(b)n(y)f(the)h (function-name;)i(that)d(is)h Fk(contained)e Fv(b)n(y)h(the)h(exp)r (ort-clause.)50 b(That)32 b(constituen)n(t-)3757 5255 y Ft(119)p eop 120 131 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(iden)n(ti\014er)e(shall)g(b)r(e)h(designated)e(protected)h (\(see)h Ft(6.5.1)p Fv(\))e(if)h(the)h(exp)r(ort-clause)e Fk(contains)g Fv(either)h(protected)g(or)0 623 y(a)37 b(protected)g(v)-5 b(ariable-iden)n(ti\014er.)66 b(The)37 b(t)n(yp)r(e)h(p)r(ossessed)f(b)n(y)g(a)g(protected)g(constituen)n (t-iden)n(ti\014er)g(shall)h(b)r(e)0 722 y(protectable.)56 b(The)35 b(constituen)n(t-iden)n(ti\014er)f(shall)g(b)r(e)g(designated) g(a)g(mo)r(dule-parameter)f(if)i(and)f(only)g(if)h(the)0 822 y(exp)r(ort-clause)27 b Fk(contains)h Fv(a)h(v)-5 b(ariable-iden)n(ti\014er)27 b(that)i(is)g(a)g(mo)r(dule-parameter.)39 b(If)29 b(the)g(constituen)n(t-iden)n(ti\014er)0 922 y(denotes)21 b(a)f(v)-5 b(alue,)22 b(it)g(shall)e(b)r(e)i(designated)e (a)g(principal)h(iden)n(ti\014er)g(\(see)g Ft(6.4.2.3)p Fv(\))d(of)j(that)h(v)-5 b(alue)20 b(if)i(the)f(constan)n(t-)0 1021 y(iden)n(ti\014er)29 b(con)n(tained)g(b)n(y)g(the)h(exp)r (ort-clause)e(is)h(a)g(principal)g(iden)n(ti\014er)g(of)h(the)f(v)-5 b(alue)30 b(and)f(the)h(exp)r(ort-clause)0 1121 y(do)r(es)d(not)h(con)n (tain)f(an)g(exp)r(ort-renaming-clause.)0 1311 y Fn(NOTE)f(|)f(1)30 b(A)f(principal)h(iden)n(ti\014er)g(of)g(a)g(v)l(alue)g(is)g(exp)r (orted)f(as)h(a)g(principal)h(iden)n(ti\014er)e(only)h(if)g(it)g(is)g (not)g(renamed.)0 1402 y(Renaming)20 b(a)h(principal)h(iden)n(ti\014er) f(exp)r(orts)g(a)g(new)g(iden)n(ti\014er)g(for)h(the)e(v)l(alue,)i(but) e(the)h(new)g(iden)n(ti\014er)g(is)g(not)g(a)g(principal)0 1493 y(iden)n(ti\014er.)0 1692 y Fv(The)36 b(constan)n(t-names)e Fk(of)i Fv(the)g(\014rst-constan)n(t-name)e(and)i Fk(of)g Fv(the)g(last-constan)n(t-name)e Fk(of)i Fv(an)f(exp)r(ort-range)0 1791 y(shall)h(denote)g(v)-5 b(alues)36 b(of)g(the)g(same)g(t)n(yp)r (e,)j(whic)n(h)d(shall)g(b)r(e)g(an)g(en)n(umerated-t)n(yp)r(e;)k (these)c(v)-5 b(alues)36 b(and)g(t)n(yp)r(e)0 1891 y(shall)c(b)r(e)h (designated)f(the)h Fq(le)l(ast-value)p Fv(,)h Fq(gr)l(e)l(atest-value) p Fv(,)g(and)e Fq(typ)l(e)h Fv(of)g(the)g(exp)r(ort-range,)e(resp)r (ectiv)n(ely)-7 b(.)51 b(The)0 1990 y(least-v)-5 b(alue)27 b(shall)g(not)g(exceed)h(the)g(greatest-v)-5 b(alue.)0 2148 y(F)e(or)30 b(eac)n(h)g(v)-5 b(alue)30 b(of)h(the)g(t)n(yp)r(e)f (of)h(an)f(exp)r(ort-range)e(not)j(smaller)f(than)g(the)h(least-v)-5 b(alue)30 b(of)g(the)h(exp)r(ort-range)0 2248 y(and)c(not)h(larger)e (than)h(the)h(greatest-v)-5 b(alue)26 b(of)i(the)g(exp)r(ort-range)106 2406 y(a\))g(the)23 b(exp)r(ort-range)d(shall)j(b)r(e)g(within)h(the)f (scop)r(e)f(of)h(a)f(de\014ning-p)r(oin)n(t)h(of)g(an)g(iden)n (ti\014er)f(that)h(is)g(a)g(principal)208 2505 y(iden)n(ti\014er)k(of)h (the)g(v)-5 b(alue;)101 2663 y(b\))29 b(the)34 b(o)r(ccurrence)f(of)i (the)f(exp)r(ort-range)e(shall)i(constitute)h(the)g(de\014ning-p)r(oin) n(t)f(of)g(that)h(iden)n(ti\014er)f(as)f(a)208 2763 y(constituen)n (t-iden)n(ti\014er)22 b(for)g(the)g(region)g(that)g(is)h(the)g(in)n (terface)f(denoted)g(b)n(y)g(the)h(iden)n(ti\014er)g(of)f(the)h(exp)r (ort-)208 2862 y(part)k(that)h(con)n(tains)e(the)i(exp)r(ort-range;)e (and)111 3020 y(c\))i(the)c(constituen)n(t-iden)n(ti\014er)g(so)g (de\014ned)h(shall)f(denote)g(that)h(v)-5 b(alue)24 b(and)g(shall)g(b)r (e)h(designated)f(a)g(principal)208 3120 y(iden)n(ti\014er)j(of)h(that) f(v)-5 b(alue.)0 3269 y Fn(NOTES)0 3459 y(2)30 b(Only)f(the)g(iden)n (ti\014ers)h(sp)r(eci\014ed)g(in)g(an)f(exp)r(ort-list)h(are)g(exp)r (orted.)47 b(In)29 b(particular,)j(the)d(constan)n(t-iden)n(ti\014ers)g (of)i(an)0 3550 y(en)n(umerated-t)n(yp)r(e)23 b(are)j(not)g(exp)r (orted)f(b)n(y)g(exp)r(orting)g(the)h(t)n(yp)r(e-iden)n(ti\014er.)0 3682 y(3)d(Although)g(the)f(\014eld-iden)n(ti\014ers)g(of)i(a)f (record-t)n(yp)r(e)f(cannot)h(b)r(e)g(exp)r(orted,)g(they)f(are)h(a)n (v)l(ailable)h(in)f(an)n(y)f(blo)r(c)n(k)h(that)g(can)0 3773 y(access)k(a)f(v)l(ariable,)h(constan)n(t,)f(or)g(function)f (result)h(p)r(ossessing)i(the)d(record-t)n(yp)r(e.)0 3905 y(4)e(Although)g(the)g(discriminan)n(t-iden)n(ti\014ers)f(of)i(a)f (sc)n(hema)f(cannot)i(b)r(e)e(exp)r(orted,)i(they)e(are)i(a)n(v)l (ailable)g(in)f(an)n(y)f(blo)r(c)n(k)h(that)0 3996 y(can)j(access)h(a)f (v)l(ariable)g(or)g(constan)n(t)g(p)r(ossessing)h(a)f(t)n(yp)r(e)f(pro) r(duced)g(from)h(the)f(sc)n(hema.)0 4128 y(5)c(Protected)g(v)l (ariable-names)f(excepted,)h(a)g(constan)n(t-name,)g(t)n(yp)r(e-name,)f (sc)n(hema-name,)g(v)l(ariable-name,)h(pro)r(cedure-)0 4220 y(name,)h(or)h(function-name)d(that)i(is)h(passed)f(through)g(an)g (in)n(terface)h(b)n(y)e(a)h(constituen)n(t-iden)n(ti\014er)f(b)r(eha)n (v)n(es)h(the)f(same)h(as)h(a)0 4311 y(constan)n(t-name,)28 b(t)n(yp)r(e-name,)f(sc)n(hema-name,)g(v)l(ariable-name,)h(pro)r (cedure-name,)g(or)h(function-name)e(that)g(do)r(es)i(not)0 4402 y(pass)d(through)g(an)f(in)n(terface.)0 4534 y(6)32 b(An)e(exp)r(ort-range)h(serv)n(es)h(to)f(exp)r(ort)g(only)g(the)g (principal)h(iden)n(ti\014ers)f(of)h(the)f(v)l(alues)g(within)h(the)f (sp)r(eci\014ed)g(range;)0 4625 y(it)i(is)h(essen)n(tially)h(a)e (shorthand)g(notation)h(for)g(listing)h(the)e(principal)h(iden)n (ti\014ers)f(for)h(eac)n(h)g(v)l(alue.)57 b(The)33 b(names)g(that)0 4717 y(are)28 b(sp)r(eci\014ed)g(in)f(the)g(exp)r(ort-range)h(serv)n(e) f(only)g(to)h(denote)f(the)g(least)i(and)e(greatest)i(v)l(alues)e(and)g (are)h(not)g(themselv)n(es)0 4808 y(exp)r(orted)d(unless)h(they)f(happ) r(en)g(to)h(b)r(e)f(the)h(principal)g(iden)n(ti\014ers)f(of)i(those)f (v)l(alues.)0 5006 y Fv(The)19 b(required)f(in)n(terface-iden)n (ti\014ers)f(and)i(required)f(constituen)n(t-iden)n(ti\014ers)g(shall)g (b)r(e)h(as)g(sp)r(eci\014ed)g(in)g Ft(6.11.4.2)p Fv(.)0 5255 y Ft(120)p eop 121 132 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y(6.11.3)e(Imp)s(ort-sp)s(eci\014cations)300 692 y Fv(An)19 b(imp)r(ort-sp)r(eci\014cation)f(shall)f(in)n(tro)r(duce)h (an)h(iden)n(ti\014er)f(to)g(denote)g(an)g(in)n(terface)g(and)g(zero)g (or)f(more)h(iden)n(ti\014ers,)300 791 y(eac)n(h)27 b(of)g(whic)n(h)h (shall)f(b)r(e)h(designated)f Fq(imp)l(orte)l(d)p Fv(.)508 943 y(imp)r(ort-sp)r(eci\014cation)54 b(=)83 b(in)n(terface-iden)n (ti\014er)26 b([)56 b(access-quali\014er)c(])28 b([)56 b(imp)r(ort-quali\014er)e(])h(.)508 1109 y(access-quali\014er)d(=)83 b(`)p Fk(quali\014ed)p Fv(')54 b(.)508 1276 y(imp)r(ort-quali\014er)g (=)82 b([)56 b(selectiv)n(e-imp)r(ort-option)d(])28 b(`)p Fk(\()p Fv(')g(imp)r(ort-list)g(`)p Fk(\))p Fv(')55 b(.)508 1442 y(selectiv)n(e-imp)r(ort-option)e(=)83 b(`)p Fk(only)p Fv(')55 b(.)508 1608 y(imp)r(ort-list)g(=)82 b(imp)r(ort-clause)27 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(imp)r(ort-clause)54 b Fu(g)h Fv(.)508 1774 y(imp)r(ort-clause)f(=)82 b(constituen)n(t-iden) n(ti\014er)55 b Fu(j)28 b Fv(imp)r(ort-renaming-clause)53 b(.)508 1940 y(imp)r(ort-renaming-clause)f(=)83 b(constituen)n(t-iden)n (ti\014er)27 b(`)p Fk(=)p Fp(>)p Fv(')g(iden)n(ti\014er)55 b(.)508 2106 y(imp)r(orted-in)n(terface-iden)n(ti\014er)e(=)83 b(iden)n(ti\014er)55 b(.)300 2293 y(Eac)n(h)26 b(imp)r(orted)i(iden)n (ti\014er)g(shall)f(b)r(e)h(said)f(to)g Fq(c)l(orr)l(esp)l(ond)i Fv(to)e(a)h(constituen)n(t-iden)n(ti\014er)f(of)g(the)h(in)n(terface.) 300 2451 y(F)-7 b(or)24 b(eac)n(h)f(constituen)n(t-iden)n(ti\014er)h (ha)n(ving)f(a)h(de\014ning-p)r(oin)n(t)g(for)g(the)g(region)f(that)i (is)f(the)h(in)n(terface)e(denoted)h(b)n(y)300 2551 y(the)k(in)n (terface-iden)n(ti\014er)e Fk(of)i Fv(an)f(imp)r(ort-sp)r (eci\014cation)406 2708 y(a\))h(the)20 b(o)r(ccurrence)e(of)i(that)g (in)n(terface-iden)n(ti\014er)f(shall)g(constitute)h(the)h (de\014ning-p)r(oin)n(t)e(of)h(that)g(constituen)n(t-)508 2808 y(iden)n(ti\014er)27 b(for)g(eac)n(h)g(region)f(that)i(is)g(a)f (constituen)n(t-iden)n(ti\014er)g Fk(contained)f Fv(b)n(y)i(the)g(imp)r (ort-sp)r(eci\014cation.)401 2966 y(b\))h(for)h(eac)n(h)g(applied)h(o)r (ccurrence)f(of)g(the)i(constituen)n(t-iden)n(ti\014er)e Fk(in)h Fv(an)f(imp)r(ort-clause)g Fk(contained)g Fv(b)n(y)h(the)508 3065 y(imp)r(ort-sp)r(eci\014cation,)26 b(a)i(distinct)g(imp)r(orted)f (iden)n(ti\014er)h(shall)f(b)r(e)h(in)n(tro)r(duced)f(with)h(the)g(imp) r(ort-clause)508 3165 y(as)34 b(its)h(de\014ning-p)r(oin)n(t)g(and)g (with)g(the)h(sp)r(elling)f(of)g(the)g(constituen)n(t-iden)n(ti\014er.) 59 b(If)35 b(that)g(constituen)n(t-)508 3265 y(iden)n(ti\014er)40 b(is)h(a)f(principal)g(iden)n(ti\014er)h(of)f(a)h(v)-5 b(alue,)44 b(the)d(imp)r(orted)f(iden)n(ti\014er)h(shall)f(b)r(e)h (designated)f(a)508 3364 y(principal)27 b(iden)n(ti\014er)g(of)h(that)g (v)-5 b(alue.)411 3522 y(c\))28 b(for)34 b(eac)n(h)h(applied)g(o)r (ccurrence)f(of)h(the)h(constituen)n(t-iden)n(ti\014er)f Fk(in)g Fv(an)g(imp)r(ort-renaming-clause)e Fk(of)i Fv(an)508 3622 y(imp)r(ort-clause)k Fk(contained)f Fv(b)n(y)i(the)g(imp)r(ort-sp) r(eci\014cation,)j(a)c(distinct)i(imp)r(orted)f(iden)n(ti\014er)g (shall)g(b)r(e)508 3721 y(in)n(tro)r(duced)29 b(with)h(the)f(imp)r (ort-clause)g(as)f(its)i(de\014ning-p)r(oin)n(t)f(and)g(with)h(the)g (sp)r(elling)f(of)g(the)h(iden)n(ti\014er)508 3821 y Fk(of)d Fv(the)h(imp)r(ort-renaming-clause.)401 3979 y(d\))h(if)20 b(the)h(imp)r(ort-sp)r(eci\014cation)f(do)r(es)g(not)g Fk(contain)f Fv(a)h(selectiv)n(e-imp)r(ort-option,)g(then)h(for)f(eac)n (h)f(constituen)n(t-)508 4078 y(iden)n(ti\014er)34 b(that)h(do)r(es)f (not)h(ha)n(v)n(e)e(an)i(applied)g(o)r(ccurrence)e Fk(contained)g Fv(b)n(y)i(the)g(imp)r(ort-sp)r(eci\014cation,)g(a)508 4178 y(distinct)e(imp)r(orted)f(iden)n(ti\014er)g(shall)g(b)r(e)h(in)n (tro)r(duced)f(with)h(the)g(imp)r(ort-sp)r(eci\014cation)e(as)h(its)g (de\014ning-)508 4278 y(p)r(oin)n(t)39 b(and)g(with)g(the)h(sp)r (elling)f(of)g(the)h(constituen)n(t-iden)n(ti\014er.)71 b(If)39 b(that)h(constituen)n(t-iden)n(ti\014er)e(is)h(a)508 4377 y(principal)26 b(iden)n(ti\014er)h(of)g(a)g(v)-5 b(alue,)27 b(the)g(imp)r(orted)g(iden)n(ti\014er)g(shall)g(b)r(e)h (designated)e(a)h(principal)f(iden)n(ti\014er)508 4477 y(of)h(that)h(v)-5 b(alue.)300 4646 y Fn(NOTE)26 b(|)f(1)k(A)g (principal)h(iden)n(ti\014er)e(of)i(a)g(v)l(alue)f(is)g(imp)r(orted)f (as)i(a)g(principal)f(iden)n(ti\014er)g(only)g(if)h(it)f(is)h(not)f (renamed.)300 4737 y(Renaming)19 b(a)i(principal)g(iden)n(ti\014er)f (imp)r(orts)g(a)h(new)f(iden)n(ti\014er)h(for)g(the)f(v)l(alue,)h(but)f (the)g(new)g(iden)n(ti\014er)h(is)f(not)h(a)f(principal)300 4829 y(iden)n(ti\014er.)300 5006 y Fv(An)30 b(imp)r(orted)h(iden)n (ti\014er)e(corresp)r(onding)g(to)g(a)h(constituen)n(t-iden)n(ti\014er) g(shall)f(b)r(e:)42 b(a)30 b(constan)n(t-iden)n(ti\014er)f(that)3757 5255 y Ft(121)p eop 122 133 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(denotes)g(the)h(v)-5 b(alue;)33 b(a)e(t)n(yp)r(e-iden)n (ti\014er)h(that)f(denotes)h(the)f(t)n(yp)r(e,)i(bindabilit)n(y)-7 b(,)33 b(and)e(initial)h(state;)h(a)e(sc)n(hema-)0 623 y(iden)n(ti\014er)41 b(that)g(denotes)g(the)g(sc)n(hema;)47 b(a)41 b(v)-5 b(ariable-iden)n(ti\014er)39 b(that)j(denotes)f(the)g(v) -5 b(ariable;)47 b(a)40 b(pro)r(cedure-)0 722 y(iden)n(ti\014er)28 b(that)g(denotes)f(the)h(pro)r(cedure;)f(or)g(a)h(function-iden)n (ti\014er)f(that)h(denotes)g(the)g(function;)h(denoted)e(b)n(y)0 822 y(the)f(constituen)n(t-iden)n(ti\014er.)36 b(An)26 b(imp)r(orted)g(v)-5 b(ariable-iden)n(ti\014er)25 b(corresp)r(onding)f (to)h(a)h(protected)f(constituen)n(t-)0 922 y(iden)n(ti\014er)20 b(shall)h(b)r(e)g(designated)e Fq(pr)l(ote)l(cte)l(d)p Fv(.)35 b(An)21 b(imp)r(orted)g(v)-5 b(ariable-iden)n(ti\014er)19 b(shall)h(b)r(e)h(designated)f(a)g(mo)r(dule-)0 1021 y(parameter)26 b(if)i(and)g(only)f(if)h(it)g(corresp)r(onds)e(to)h(a)g (constituen)n(t-iden)n(ti\014er)h(that)f(is)h(a)f(mo)r(dule-parameter.) 0 1179 y(The)22 b(o)r(ccurrence)f(of)h(an)g(in)n(terface-iden)n (ti\014er)f Fk(in)h Fv(an)f(imp)r(ort-sp)r(eci\014cation)h(shall)f (constitute)i(the)f(de\014ning-p)r(oin)n(t)0 1279 y(of)h(the)g(iden)n (ti\014er)g Fk(of)f Fv(the)i(in)n(terface-iden)n(ti\014er)d(as)h(an)h (imp)r(orted-in)n(terface-iden)n(ti\014er)e(for)h(the)h(region)f(that)h (is)g(the)0 1378 y(blo)r(c)n(k,)29 b(mo)r(dule-heading,)g(or)g(mo)r (dule-blo)r(c)n(k)f Fk(closest-containing)e Fv(the)k(imp)r(ort-sp)r (eci\014cation.)41 b(Eac)n(h)28 b(imp)r(orted)0 1478 y(iden)n(ti\014er)k(in)f(the)h(set)g(of)g(imp)r(orted)f(iden)n (ti\014ers)h(determined)f(b)n(y)h(the)g(imp)r(ort-sp)r(eci\014cation)f (shall)g(b)r(e)h(said)f(to)0 1577 y(b)r(e)d Fq(asso)l(ciate)l(d)h Fv(with)f(that)g(imp)r(orted-in)n(terface-iden)n(ti\014er.)0 1735 y(Eac)n(h)j(de\014ning-p)r(oin)n(t)g(of)h(an)g(imp)r(orted)g(iden) n(ti\014er)g(o)r(ccurring)e(within)j(an)f(imp)r(ort-sp)r(eci\014cation) f(shall)g(b)r(e)i(for)0 1835 y(the)c(region)f(that)h(is)g(the)h(imp)r (ort-sp)r(eci\014cation,)e(and,)h(if)h(an)f(access-quali\014er)d(do)r (es)j(not)g(o)r(ccur)f Fk(in)h Fv(the)g(imp)r(ort-)0 1934 y(sp)r(eci\014cation,)21 b(also)f(for)f(the)i(region)e(that)h(is)g (the)h(mo)r(dule-heading,)g(mo)r(dule-blo)r(c)n(k,)g(or)f(blo)r(c)n(k)f Fk(closest-containing)0 2034 y Fv(the)28 b(imp)r(ort-sp)r (eci\014cation.)0 2222 y Fn(NOTE)e(|)f(2)g(If)h(the)e (access-quali\014er)i(quali\014ed)f(do)r(es)h(o)r(ccur)f(in)g(the)g (imp)r(ort-sp)r(eci\014cation,)g(then)g(imp)r(orted)f(iden)n(ti\014ers) 0 2313 y(can)30 b(only)g(b)r(e)g(referred)h(to)f(within)g(the)g(mo)r (dule-heading,)h(mo)r(dule-blo)r(c)n(k,)f(or)h(con)n(taining)f(blo)r(c) n(k)h(b)n(y)e(their)h(full)g(name,)0 2405 y(whic)n(h)c(includes)g(the)f (in)n(terface-iden)n(ti\014er.)0 2637 y Ft(6.11.4)30 b(Required)h(in)m(terfaces)0 2807 y(6.11.4.1)e(General)0 2977 y Fv(The)f(required)e(in)n(terface-iden)n(ti\014ers)g(and)i (constituen)n(t-iden)n(ti\014ers)f(shall)g(b)r(e)h(de\014ned)g(as)f (follo)n(ws.)0 3209 y Ft(6.11.4.2)i(StandardInput)34 b(and)e(StandardOutput)0 3379 y Fv(The)i(required)f(in)n(terface-iden)n (ti\014er)f Ft(StandardInput)k Fv(shall)d(denote)h(the)g(required)f(in) n(terface)g(comp)r(osed)g(of)0 3479 y(the)21 b(required)f(constituen)n (t-iden)n(ti\014er)g Ft(input)p Fv(.)35 b(The)20 b(constituen)n(t-iden) n(ti\014er)h(shall)f(denote)h(the)g(required)f(text\014le)0 3578 y Ft(input)p Fv(.)0 3736 y(The)37 b(required)f(in)n(terface-iden)n (ti\014er)g Ft(StandardOutput)i Fv(shall)e(denote)h(the)h(required)d (in)n(terface)i(comp)r(osed)0 3836 y(of)c(the)g(required)f(constituen)n (t-iden)n(ti\014er)g Ft(output)p Fv(.)53 b(The)32 b(constituen)n (t-iden)n(ti\014er)h(shall)f(denote)h(the)g(required)0 3935 y(text\014le)28 b Ft(output)p Fv(.)0 4093 y(The)39 b(required)e(text\014le)j Ft(input)e Fv(or)g Ft(output)h Fv(shall)f(b)r(e)h(designated)f Fq(implicitly)k(ac)l(c)l(essible)f Fv(b)n(y)d(a)g(pro)r(cedure-)0 4193 y(statemen)n(t)g(or)f(a)h (function-designator)e(if)i(and)g(only)g(if)g(one)g(or)f(more)g(of)h (the)g(follo)n(wing)f(\014v)n(e)h(conditions)f(is)0 4292 y(true.)106 4450 y(a\))28 b(The)k(pro)r(cedure-statemen)n(t)f(or)h (function-designator)f(is)h Fk(contained)f Fv(b)n(y)i(a)f(blo)r(c)n(k,) h(mo)r(dule-heading,)g(or)208 4550 y(mo)r(dule-blo)r(c)n(k)17 b Fk(closest-containing)e Fv(an)j(applied)h(o)r(ccurrence)e(of)h(the)h (required)e(iden)n(ti\014er)i Ft(StandardInput)208 4649 y Fv(or)26 b Ft(StandardOutput)p Fv(,)k(resp)r(ectiv)n(ely)-7 b(.)101 4807 y(b\))29 b(The)18 b(pro)r(cedure-statemen)n(t)f(or)g (function-designator)g(is)i Fk(contained)e Fv(b)n(y)h(a)g(mo)r (dule-blo)r(c)n(k,)h(and)g(the)f(mo)r(dule-)208 4907 y(heading)43 b(asso)r(ciated)f(with)i(the)g(mo)r(dule-blo)r(c)n(k)f Fk(contains)f Fv(an)i(applied)f(o)r(ccurrence)g(of)g(the)h(required)208 5006 y(iden)n(ti\014er)27 b Ft(StandardInput)j Fv(or)c Ft(StandardOutput)p Fv(,)k(resp)r(ectiv)n(ely)-7 b(.)0 5255 y Ft(122)p eop 123 134 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))411 523 y Fv(c\))c(The)21 b(pro)r(cedure-statemen)n(t)g(or)g (function-designator)f(is)i Fk(contained)f Fv(b)n(y)g(the)h (main-program-declaration,)508 623 y(whic)n(h)c Fk(contains)f Fv(a)h(program-parameter-list)c Fk(containing)j Fv(the)i(iden)n (ti\014er)f Ft(input)g Fv(or)g Ft(output)p Fv(,)i(resp)r(ectiv)n(ely)-7 b(.)401 780 y(d\))29 b(The)18 b(pro)r(cedure-statemen)n(t)f(or)g (function-designator)g(is)i Fk(contained)e Fv(b)n(y)h(a)g(mo)r (dule-heading)f(or)h(its)g(asso)r(ciated)508 880 y(mo)r(dule-blo)r(c)n (k,)41 b(and)e(the)h(mo)r(dule-parameter-list)d(of)i(the)h(mo)r (dule-heading)f Fk(contains)f Fv(the)h(iden)n(ti\014er)508 980 y Ft(input)27 b Fv(or)g Ft(output)p Fv(,)h(resp)r(ectiv)n(ely)-7 b(.)411 1137 y(e\))28 b(The)42 b(blo)r(c)n(k)g(is)g Fk(contained)g Fv(b)n(y)g(a)g(mo)r(dule-blo)r(c)n(k,)j(and)e(the)f(asso)r(ciated)f(mo) r(dule-heading)h Fk(contains)f Fv(a)508 1237 y(mo)r (dule-parameter-list)25 b Fk(containing)h Fv(the)i(iden)n(ti\014er)g Ft(input)f Fv(or)g Ft(output)p Fv(,)h(resp)r(ectiv)n(ely)-7 b(.)300 1395 y(The)29 b(activ)-5 b(ation)29 b(of)g(the)g(program-blo)r (c)n(k)d Fk(of)j Fv(a)g(program)e Fk(containing)g Fv(a)h(blo)r(c)n(k)h (or)f(mo)r(dule-blo)r(c)n(k)g(in)i(whic)n(h)f(the)300 1494 y(required)e(text\014le)i Ft(input)f Fv(is)g(implicitly)h (accessible)e(shall)h(cause)f(the)i(p)r(ost-assertions)d(of)i Ft(reset)g Fv(to)g(hold)g(prior)300 1594 y(to)d(the)g(\014rst)g(access) e(to)i(the)g(text\014le)g(or)f(its)h(asso)r(ciated)f(bu\013er-v)-5 b(ariable.)34 b(The)25 b(e\013ect)h(of)e(the)i(application)e(of)h(the) 300 1694 y(required)i(pro)r(cedures)f Ft(reset)p Fv(,)h Ft(rewrite)p Fv(,)h(or)f Ft(extend)g Fv(to)h(the)g(text\014le)g(shall)f (b)r(e)h(implemen)n(tation-de\014ned.)300 1851 y(The)h(activ)-5 b(ation)29 b(of)g(the)g(program-blo)r(c)n(k)d Fk(of)j Fv(a)g(program)e Fk(containing)g Fv(a)h(blo)r(c)n(k)h(or)f(mo)r (dule-blo)r(c)n(k)g(in)i(whic)n(h)f(the)300 1951 y(required)i (text\014le)h Ft(output)h Fv(is)e(implicitly)i(accessible)e(shall)g (cause)h(the)g(p)r(ost-assertions)e(of)i Ft(rewrite)f Fv(to)h(hold)300 2051 y(prior)20 b(to)h(the)g(\014rst)g(access)f(to)h (the)h(text\014le)f(or)g(its)g(asso)r(ciated)f(bu\013er-v)-5 b(ariable.)33 b(The)21 b(e\013ect)h(of)f(the)h(application)e(of)300 2150 y(the)28 b(required)e(pro)r(cedures)g Ft(reset)p Fv(,)h Ft(rewrite)p Fv(,)g(or)g Ft(extend)g Fv(to)g(the)h(text\014le)f (shall)g(b)r(e)h(implemen)n(tation-de\014ned.)300 2430 y Ft(6.11.5)i(Example)g(of)i(a)g(mo)s(dule)300 2615 y Fl(module)85 b(RandomUniform)c(interface;)300 2715 y Fu(f)43 b Fl(RandomUniform)38 b(provides)j(the)h(pseudo-random)c (number)j(generator)f(based)i(on)g(the)300 2814 y(one)g(designed)f(by)h (Wichmann)f(and)h(Hill,)g(as)g(described)e(in)j(their)e(note)h (`Building)300 2914 y(a)h(Random-Number)38 b(Generator',)h(Byte,)j (March)f(1987,)h(pp.127-128)300 3014 y Fu(g)387 3113 y Fl(export)474 3213 y(RandomUniform)d(=)k(\(random,)d(setseed,)g (getseed,)h(seedtype,)1477 3313 y(seedmin,)f(seedmax,)g(seedinit\);)387 3512 y(const)474 3611 y(p1)j(=)g(30269;)85 b(m1)43 b(=)g(171;)474 3711 y(p2)g(=)g(30307;)85 b(m2)43 b(=)g(172;)474 3811 y(p3)g(=)g(30323;)85 b(m3)43 b(=)g(170;)387 3910 y(type)474 4010 y(seedtype)e(=)i(record)1041 4110 y(s1:)f(1..p1-1;)1041 4209 y(s2:)g(1..p2-1;)1041 4309 y(s3:)g(1..p3-1)954 4408 y(end;)387 4508 y(const)474 4608 y(seedmin)85 b(=)43 b(seedtype[s1,s2,s)o(3:)o(1];)474 4707 y(seedmax)85 b(=)43 b(seedtype[s1:p1-1)o(;)37 b(s2:p2-1;)k(s3:p3-1];)474 4807 y(seedinit)g(=)i(seedtype[s1:1;)38 b(s2:10000;)h(s3:3000];)387 5006 y(procedure)3757 5255 y Ft(123)p eop 124 135 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))174 523 y Fl(setseed)41 b(\(s:seedtype\);)87 623 y(procedure)174 722 y(getseed)g(\(var)h(s:seedtype\);)87 822 y(function)174 922 y(random:)f(real;)0 1121 y(end.)86 b Fu(f)43 b Fl(of)f (RandomUniform)d(heading)h Fu(g)0 1320 y Fl(module)85 b(RandomUniform)c(implementation;)0 1420 y Fu(f)43 b Fl(An)g(implementation)38 b(of)k(RandomUniform)d(that)j(assumes)87 1519 y(maxint)f(>=)i(largestof\(p1,p2,)o(p3\))80 b(\(=)43 b(30323\))44 1619 y Fu(g)87 1818 y Fl(var)174 1918 y(seed:)f(seedtype)e (value)i(seedinit;)87 2117 y(procedure)e(setseed;)87 2217 y(begin)174 2316 y(seed)i(:=)h(s)87 2416 y(end;)87 2615 y(procedure)d(getseed;)87 2715 y(begin)174 2814 y(s)k(:=)e(seed)87 2914 y(end;)87 3113 y(function)e(random;)174 3213 y(var)262 3313 y(x1,x2,x3:)f(integer;)262 3412 y(temp:)i(real;)87 3512 y(begin)174 3611 y(with)h(seed)g(do)174 3711 y(begin)262 3811 y Fu(f)h Fl(first)e(generator)f Fu(g)262 3910 y Fl(x1)i(:=)h(m1*\(s1)e(mod)h(177\))g(-)i(2*\(s1)d(div)h(177\);)262 4010 y(if)g(x1<0)g(then)g(x1)h(:=)g(x1+p1;)262 4110 y Fu(f)g Fl(second)e(generator)f Fu(g)262 4209 y Fl(x2)i(:=)h(m2*\(s2)e (mod)h(176\))g(-)i(35*\(s2)d(div)h(176\);)262 4309 y(if)g(x2<0)g(then)g (x2)h(:=)g(x2+p2;)262 4408 y Fu(f)g Fl(third)e(generator)f Fu(g)262 4508 y Fl(x3)i(:=)h(m3*\(s3)e(mod)h(178\))g(-)i(63*\(s3)d(div) h(178\);)262 4608 y(if)g(x3<0)g(then)g(x3)h(:=)g(x3+p3;)262 4707 y Fu(f)g Fl(form)f(new)g(seed)g(and)g(function)e(result)i Fu(g)262 4807 y Fl(seed)f(:=)i(seedtype[s1:x1;)38 b(s2:x2;)j(s3:x3];) 262 4907 y(temp)g(:=)i(s1/p1)f(+)h(s2/p2)e(+)j(s3/p3;)262 5006 y(random)d(:=)h(temp-trunc\(temp\))0 5255 y Ft(124)p eop 125 136 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))474 523 y Fl(end)387 623 y(end;)86 b Fu(f)43 b Fl(of)g(random)e Fu(g)300 822 y Fl(end.)86 b Fu(f)43 b Fl(of)f(RandomUniform)d(block)i Fu(g)300 1021 y Fl(module)85 b(RandomUniform)c(implementation;)300 1121 y Fu(f)43 b Fl(An)g(alternative)c(implementation)f(of)k (RandomUniform)d(that)j(assumes)387 1220 y(maxint)f(>=)i (largestof\(\(p1-1\))o(*m1)o(,\()o(p2-)o(1\))o(*m)o(2,\()o(p3)o(-1\))o (*m)o(3\))124 b(\(=)43 b(5212632\))387 1320 y(by)g(using)e(larger)h (integers,)d(this)j(will)g(run)h(faster)e(on)h(many)g(machines)300 1420 y Fu(g)387 1619 y Fl(var)474 1719 y(seed:)g(seedtype)e(value)i (seedinit;)387 1918 y(procedure)e(setseed;)387 2017 y(begin)474 2117 y(seed)i(:=)h(s)387 2217 y(end;)387 2416 y(procedure)d(getseed;) 387 2516 y(begin)474 2615 y(s)k(:=)e(seed)387 2715 y(end;)387 2914 y(function)e(random;)474 3014 y(var)562 3113 y(temp:)h(real;)387 3213 y(begin)474 3313 y(with)h(seed)g(do)474 3412 y(begin)562 3512 y Fu(f)h Fl(form)f(new)g(seed)g Fu(g)562 3611 y Fl(s1)g(:=)h(\(m1*s1\))e(mod)h(p1;)130 b Fu(f)43 b Fl(first)e (generator)f Fu(g)562 3711 y Fl(s2)i(:=)h(\(m2*s2\))e(mod)h(p2;)130 b Fu(f)43 b Fl(second)e(generator)f Fu(g)562 3811 y Fl(s3)i(:=)h (\(m3*s3\))e(mod)h(p3;)130 b Fu(f)43 b Fl(third)e(generator)f Fu(g)562 3910 y(f)j Fl(form)f(function)e(result)h Fu(g)562 4010 y Fl(temp)g(:=)i(s1/p1)f(+)h(s2/p2)e(+)j(s3/p3;)562 4110 y(random)d(:=)h(temp-trunc\(temp\))474 4209 y(end)387 4309 y(end;)86 b Fu(f)43 b Fl(of)g(random)e Fu(g)300 4508 y Fl(end.)86 b Fu(f)43 b Fl(of)f(RandomUniform)d(block)i Fu(g)300 4842 y Ft(6.11.6)30 b(Examples)g(of)h(program-comp)s(onen)m (ts)e(that)k(are)f(mo)s(dule-declarations)300 4992 y Fn(NOTE)26 b(|)f(1)h(Eac)n(h)g(of)g(examples)g(2)g(to)f(5)h(dep)r(ends) f(on)h(one)g(or)g(more)f(of)i(examples)e(1)h(to)g(4)g(that)f(precede)g (it.)3757 5255 y Ft(125)p eop 126 137 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(Example)c(1:)0 822 y Fl(module)41 b(m1;)0 922 y Fu(f)i Fl(m1)g(exports)e(one)h(interface)e(named)h(i1,)i(containing)c (two)j(values)g(named)f(low)h(and)h(high.)0 1021 y(The)f(variable)f (null)h(is)g(not)h(exported.)83 b(m1)43 b(has)f(a)h(minimal)e (module-block.)p Fu(g)87 1220 y Fl(export)g(i1)i(=)g(\(low,high\);)87 1420 y(const)85 b(low)43 b(=)g(0;)86 b(high)42 b(=)h(1;)87 1619 y(var)173 b(null:)42 b(record)f(end;)0 1818 y(end)h Fu(f)h Fl(of)g(module-heading)38 b(for)k(m1)h Fu(g)g Fl(;)0 2017 y(end)f Fu(f)h Fl(of)g(module-block)c(for)j(m1)h Fu(g)g Fl(.)0 2374 y Fv(Example)27 b(2:)0 2673 y Fl(module)41 b(m2;)0 2773 y Fu(f)i Fl(m2)g(exports)e(two)h(interfaces)d(named)j(i2)h (and)f(j2.)86 b(i2)43 b(contains)d(a)j(type)f(called)f(t;)86 b(j2)0 2873 y(contains)40 b(the)j(two)f(values)f(\(still)g(named)h(low) g(and)g(high\))g(imported)e(from)i(m1)h(through)0 2972 y(interface)d(i1.)86 b(m2)43 b(also)e(has)i(a)g(minimal)e (module-block.)p Fu(g)87 3171 y Fl(export)174 3271 y(i2)i(=)g(\(t\);)86 b Fu(f)43 b Fl(define)e(i2)i(to)g(have)e(t)j(as)e(its)h(only)f (constituent-ide)o(nti)o(fi)o(ers)o(.)37 b Fu(g)174 3371 y Fl(j2)43 b(=)g(\(low,high\);)c Fu(f)k Fl(re-export)d(low)j(and)f (high)g(in)h(j2.)86 b(They)42 b(are)872 3470 y(imported)e(through)h (interface)f(i1.)i Fu(g)87 3570 y Fl(import)174 3670 y(i1;)217 b Fu(f)43 b Fl(import)e(all)i(constituent-ide)o(nti)o(fi)o (er)o(s)38 b(of)k(i1)h Fu(g)87 3869 y Fl(type)f(t)h(=)g(low..high;)0 4068 y(end)f Fu(f)h Fl(of)g(module-heading)38 b(for)k(m2)h Fu(g)g Fl(;)0 4267 y(end)f Fu(f)h Fl(of)g(module-block)c(for)j(m2)h Fu(g)g Fl(.)0 4624 y Fv(Example)27 b(3:)0 4923 y Fl(module)41 b(m3;)0 5255 y Ft(126)p eop 127 138 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fu(f)43 b Fl(m3)g(exports)e(one)h(interface)e(containing)f(a)k (function,)d(a)j(type,)f(and)g(two)h(values.)84 b(The)300 623 y(function-heading)37 b(is)43 b(declared)d(in)j(the)f (module-heading,)37 b(and)43 b(the)f(function-block)c(is)300 722 y(declared)i(in)j(the)f(module-block.)d Fu(g)387 922 y Fl(export)474 1021 y(i3)k(=)g(\(f,)g(i2.f)p 1048 1021 27 4 v 29 w(range,)e(i1.low=>f)p 1778 1021 V 28 w(low,)h(i1.high=>f)p 2464 1021 V 27 w(high\);)562 1121 y Fu(f)h Fl(Export)e(constituent-iden)o(ti)o(fi)o(ers)c(f,)43 b(f)p 2178 1121 V 31 w(range,)e(f)p 2558 1121 V 31 w(low,)h(and)649 1220 y(f)p 698 1220 V 31 w(high.)f Fu(g)387 1420 y Fl(import)474 1519 y(i1)i(qualified;)83 b Fu(f)43 b Fl(Import)e(all)i (constituent-ide)o(nti)o(fi)o(ers)37 b(from)42 b(i1.)86 b(Within)41 b(this)1215 1619 y(module)g(they)h(are)h(named)e(i1.low)g (and)i(i1.high.)d Fu(g)474 1719 y Fl(i2)j(qualified)d(only)i(\(t=>f)p 1484 1719 V 29 w(range\);)1128 1818 y Fu(f)h Fl(Import)e(only)h(t)h (through)e(i2.)86 b(Within)41 b(this)1215 1918 y(module)g(it)i(is)g (named)e(i2.f)p 2224 1918 V 30 w(range.)g Fu(g)387 2117 y Fl(function)f(f\(x:)i(integer\):)e(i2.f)p 1614 2117 V 30 w(range;)300 2316 y(end)i Fu(f)h Fl(of)g(module-heading)38 b(for)k(m3)h Fu(g)g Fl(;)387 2516 y(function)d(f;)387 2615 y(begin)474 2715 y(if)j(x)g(<)g(i1.low)f(then)f(f)j(:=)e(i1.low) 474 2814 y(else)g(if)h(x)g(>)g(i1.high)e(then)h(f)h(:=)g(i1.high)474 2914 y(else)f(f)h(:=)g(x)387 3014 y(end)g Fu(f)g Fl(f)g Fu(g)g Fl(;)300 3213 y(end)f Fu(f)h Fl(of)g(module-block)c(for)j(m3)h Fu(g)g Fl(.)300 3570 y Fv(Example)27 b(4:)300 3869 y Fl(module)41 b(m4)i(interface;)300 3968 y Fu(f)g Fl(m4)g(exports)e(two) h(interfaces)d(named)j(enq)g(and)h(deq.)85 b(enq)42 b(contains)f(a)300 4068 y(procedure)f(named)h(enqueue.)84 b(deq)43 b(contains)d(a)j (procedure)d(called)h(dequeue,)f(a)300 4168 y(function)g(called)h (empty,)g(and)i(a)g(type)f(called)f(range.)85 b(The)42 b(module-block)d(is)j(given)300 4267 y(separately)d(in)k(example)e(5.)p Fu(g)387 4467 y Fl(export)g(enq)i(=)g(\(enqueue\);)c(deq)k(=)g (\(dequeue,empty,r)o(an)o(ge)o(\);)387 4666 y(import)e(i3)i(only)f(\(f) p 1134 4666 V 31 w(range)f(=>)i(range\);)474 4765 y Fu(f)g Fl(Import)f(only)f(f)p 1131 4765 V 31 w(range)h(through)f(i3.)86 b(Within)41 b(m4)h(it)h(is)g(named)562 4865 y(range.)e Fu(g)3757 5255 y Ft(127)p eop 128 139 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))87 523 y Fl(procedure)40 b(enqueue\(e:)f(range\);)87 623 y(procedure)h(dequeue\(var)f(e:)k(range\);)87 722 y(function)d(empty:)i (Boolean;)0 922 y(end)g Fu(f)h Fl(of)g(module-heading)38 b(for)k(m4)h Fu(g)g Fl(.)0 1279 y Fv(Example)27 b(5:)0 1577 y Fl(module)41 b(m4)i(implementation;)0 1677 y Fu(f)g Fl(This)f(is)h(the)f(module-block)d(of)k(m4.)f(Note)g(that)g(any)g (other)g(program-compone)o(nts)37 b(could)0 1777 y(be)43 b(placed)e(between)g(examples)f(4)j(and)f(5.)h(All)f(identifiers)d(and) k(interfaces)c(that)j(are)0 1876 y(visible)f(in)h(the)h(module-heading) 38 b(4)43 b(are)f(also)g(visible)f(here.)g Fu(g)87 2076 y Fl(type)174 2175 y(qp)i(=)g Fu(")g Fl(qnode;)174 2275 y(qnode)f(=)h(record)e(next:)h(qp;)g(c:)h(range)e(end;)87 2474 y(var)174 2574 y(oldest:)g(qp)i(value)e(nil;)h Fu(f)h Fl(initialize)d(queue)h(to)i(empty)f Fu(g)174 2673 y Fl(newest:)f(qp;)87 2873 y(function)f(empty;)87 2972 y(begin)85 b(empty)42 b(:=)h(\(oldest)d(=)j(nil\))f(end)h Fu(f)g Fl(empty)e Fu(g)i Fl(;)87 3171 y(procedure)d(enqueue;)87 3271 y(begin)174 3371 y(if)j(empty)f(then)262 3470 y(begin)f (new\(newest\);)e(oldest)i(:=)i(newest)e(end)174 3570 y(else)262 3670 y(begin)g(new\(newest)p Fu(")-5 b Fl(.next\);)41 b(newest)g(:=)i(newest)p Fu(")m Fl(.next)f(end;)174 3769 y(newest)p Fu(")m Fl(.c)h(:=)g(e)87 3869 y(end)g Fu(f)g Fl(enqueue)d Fu(g)j Fl(;)87 4068 y(procedure)d(dequeue;)174 4168 y(var)j(p:)f(qp;)87 4267 y(begin)174 4367 y(if)h(empty)f(then)g (halt;)174 4467 y(e)i(:=)e(oldest)p Fu(")m Fl(.c;)86 b(p)43 b(:=)g(oldest;)174 4566 y(if)g(oldest)e(=)i(newest)e(then)h (oldest)g(:=)g(nil)174 4666 y(else)g(oldest)f(:=)i(oldest)p Fu(")m Fl(.next;)174 4765 y(dispose\(p\))87 4865 y(end)g Fu(f)g Fl(dequeue)d Fu(g)j Fl(;)0 5255 y Ft(128)p eop 129 140 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fl(end)42 b Fu(f)h Fl(of)g(module-block)c(for)j(m4)h Fu(g)g Fl(.)300 706 y Fn(NOTE)26 b(|)f(2)h(Eac)n(h)g(of)g(examples)g(7) g(to)f(9)h(dep)r(ends)f(on)h(one)g(or)g(more)f(of)i(examples)e(6)h(to)g (8)g(that)f(precede)g(it.)300 1063 y Fv(Example)i(6:)300 1362 y Fl(module)41 b(generic)p 918 1362 27 4 v 29 w(sort)h(interface;) 431 1561 y(export)f(generic)p 1049 1561 V 28 w(sort)h(=)h(\(do)p 1514 1561 V 31 w(the)p 1677 1561 V 30 w(sort,max)p 2059 1561 V 28 w(sort)p 2263 1561 V 30 w(index,)1128 1660 y(protected)d(current)p 1877 1660 V 28 w(pass)i(=>)h(number)p 2518 1660 V 29 w(of)p 2635 1660 V 31 w(passes,)1128 1760 y(protected)d(swap)p 1745 1760 V 30 w(occurred)p 2127 1760 V 28 w(during)p 2419 1760 V 29 w(sort\);)431 1959 y Fu(f)j Fl(the)f(export)f(of)i(current)p 1439 1959 V 29 w(pass)e(and)i(swap)p 2036 1959 V 30 w(occurred)p 2418 1959 V 28 w(during)p 2710 1959 V 29 w(sort)e(allows)h(the)g Fu(g)431 2059 y(f)174 b Fl(caller)41 b(of)h(the)h(sort)f(procedure)e (to)i(determine)e(the)j(status)e(of)h(the)h(sort)f Fu(g)431 2159 y(f)174 b Fl(---)42 b(they)g(are)g(marked)f(as)i(protected)d(so)j (that)f(the)g(caller)f(is)i(not)304 b Fu(g)431 2258 y(f)174 b Fl(allowed)40 b(write)i(access)1959 b Fu(g)431 2457 y(f)43 b Fl(current)p 829 2457 V 28 w(pass)f(is)h(renamed)e(to)h (number)p 1949 2457 V 29 w(of)p 2066 2457 V 31 w(passes)f(as)i(it)g(is) f(exported)84 b Fu(g)431 2657 y Fl(type)42 b(max)p 786 2657 V 30 w(sort)p 992 2657 V 30 w(index)f(=)i(1..maxint;)431 2856 y(procedure)d(do)p 960 2856 V 30 w(the)p 1122 2856 V 30 w(sort\(element)p 1680 2856 V 27 w(count)h(:)i(max)p 2187 2856 V 31 w(sort)p 2394 2856 V 29 w(index;)954 2956 y(function)d(greater\(e1,e2)e(:)43 b(max)p 2180 2956 V 31 w(sort)p 2387 2956 V 29 w(index\))e(:Boolean;)954 3055 y(procedure)f(swap\(e1,e2)f(:)k(max)p 2093 3055 V 30 w(sort)p 2299 3055 V 30 w(index\))e(\);)431 3254 y(var)h(current)p 918 3254 V 29 w(pass)g(:)h(0..maxint)d(value)h(0;)605 3354 y(swap)p 786 3354 V 30 w(occurred)p 1168 3354 V 28 w(during)p 1460 3354 V 29 w(sort)h(:)h(Boolean)e(value)g(false;)300 3553 y(end.)300 3910 y Fv(Example)27 b(7:)300 4209 y Fl(module)41 b(generic)p 918 4209 V 29 w(sort)h(implementation;)431 4408 y(procedure)e(do)p 960 4408 V 30 w(the)p 1122 4408 V 30 w(sort;)431 4608 y(var)i(swap)p 786 4608 V 30 w(occurred)p 1168 4608 V 28 w(this)p 1372 4608 V 30 w(pass)g(:)h(Boolean;)605 4707 y(n)g(:)g(max)p 916 4707 V 31 w(sort)p 1123 4707 V 29 w(index;)431 4807 y(begin)518 4907 y(current)p 831 4907 V 28 w(pass)f(:=)h(0;)518 5006 y(swap)p 699 5006 V 30 w(occurred)p 1081 5006 V 28 w(during)p 1373 5006 V 29 w(sort)f(:=)g(false;)3757 5255 y Ft(129)p eop 130 141 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))218 523 y Fl(repeat)349 623 y(swap)p 530 623 27 4 v 29 w(occurred)p 911 623 V 28 w(this)p 1115 623 V 30 w(pass)42 b(:=)h(false;)349 722 y(current)p 662 722 V 28 w(pass)f(:=)h(current)p 1347 722 V 28 w(pass)f(+)h(1;)349 822 y(for)f(n)h(:=)g(1)g(to)g (element)p 1272 822 V 28 w(count)f(-)h(1)g(do)479 922 y(if)g(greater\(n,n)c(+)k(1\))g(then)f(begin)610 1021 y(swap\(n,n)e(+)k(1\);)610 1121 y(swap)p 791 1121 V 30 w(occurred)p 1173 1121 V 28 w(this)p 1377 1121 V 30 w(pass)e(:=)g (true;)610 1220 y(end;)349 1320 y(swap)p 530 1320 V 29 w(occurred)p 911 1320 V 28 w(during)p 1203 1320 V 29 w(sort)g(:=)h(swap)p 1757 1320 V 30 w(occurred)p 2139 1320 V 28 w(during)p 2431 1320 V 29 w(sort)f(or)1002 1420 y(swap)p 1183 1420 V 30 w(occurred)p 1565 1420 V 28 w(this)p 1769 1420 V 30 w(pass;)218 1519 y(until)f(not)i(swap)p 835 1519 V 30 w(occurred)p 1217 1519 V 28 w(this)p 1421 1519 V 29 w(pass;)131 1619 y(end;)0 1818 y(end.)0 2175 y Fv(Example)27 b(8:)0 2474 y Fl(module)41 b(employee)p 662 2474 V 28 w(sort)h(interface;)131 2673 y(export)f(employee)p 793 2673 V 28 w(sort)h(=)h(\(sort)p 1346 2673 V 29 w(by)p 1463 2673 V 31 w(name,sort)p 1890 2673 V 28 w(by)p 2006 2673 V 30 w(clock)p 2256 2673 V 29 w(number,employee)p 2945 2673 V 26 w(list\);)131 2873 y(import)e(generic)p 749 2873 V 28 w(sort;)131 3072 y(type)262 3171 y(employee)f(=)j(record) 392 3271 y(last)p 573 3271 V 30 w(name,first)p 1043 3271 V 27 w(name)f(:)h(string\(30\);)392 3371 y(clock)p 617 3371 V 30 w(number)e(:)i(1..maxint;)262 3470 y(end;)262 3670 y(employee)p 619 3670 V 28 w(list\(num)p 999 3670 V 28 w(employees)d(:)j(max)p 1682 3670 V 30 w(sort)p 1888 3670 V 30 w(index\))e(=)392 3769 y(array)h([1..num)p 967 3769 V 28 w(employees])e(of)i(employee;)131 3968 y(procedure)e(sort)p 748 3968 V 29 w(by)p 865 3968 V 31 w(name\(employees)e(:)43 b(employee)p 1989 3968 V 28 w(list;)741 4068 y(var)f(something)p 1316 4068 V 28 w(done)g(:)h(Boolean\);)131 4267 y(procedure)d(sort)p 748 4267 V 29 w(by)p 865 4267 V 31 w(clock)p 1116 4267 V 29 w(number\(employees)d(:)43 b(employee)p 2325 4267 V 28 w(list;)741 4367 y(var)f(something)p 1316 4367 V 28 w(done)g(:)h(Boolean\);)0 4566 y(end.)0 4923 y Fv(Example)27 b(9:)0 5255 y Ft(130)p eop 131 142 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 722 y Fl(module)41 b(employee)p 962 722 27 4 v 28 w(sort)h (implementation;)431 922 y(procedure)e(sort)p 1048 922 V 29 w(by)p 1165 922 V 31 w(name;)518 1121 y(procedure)g(swap)p 1135 1121 V 30 w(employees\(e1,e2)d(:)43 b(max)p 2081 1121 V 30 w(sort)p 2287 1121 V 30 w(index\);)649 1320 y(var)f(temp)g(:)h(employee;)518 1519 y(begin)649 1619 y(temp)f(:=)g(employees[e1];)649 1719 y(employees[e2])c(:=)43 b(employees[e1];)649 1818 y(employees[e1])38 b(:=)43 b(temp;)518 1918 y(end;)518 2117 y(function)d(name)p 1091 2117 V 30 w(is)p 1209 2117 V 30 w(greater\(e1,e2)f(:)k(max)p 2069 2117 V 30 w(sort)p 2275 2117 V 30 w(index\);)518 2316 y(begin)605 2416 y(name)p 786 2416 V 30 w(is)p 904 2416 V 30 w(greater)e(:=)i(\(employees[e1].l)o(as)o(t)p 2248 2416 V 25 w(name)f(>)h(employees[e2].las)o(t)p 3369 2416 V 25 w(name\))910 2516 y(or)g(\()g(\(employees[e1].la)o(st)p 1967 2516 V 25 w(name)f(=)h(employees[e2].la)o(st)p 3088 2516 V 25 w(name\))e(and)1041 2615 y(\(employees[e1].f)o(irs)o(t)p 1924 2615 V 25 w(name)h(>)h(employees[e2].fir)o(st)p 3088 2615 V 25 w(name\)\);)518 2715 y(end;)431 2914 y(begin)e Fu(f)i Fl(sort)p 958 2914 V 30 w(by)p 1076 2914 V 31 w(name)f Fu(g)562 3014 y Fl(do)p 655 3014 V 30 w(the)p 817 3014 V 30 w(sort\(employees.nu)o(m)p 1638 3014 V 25 w(employees,name)p 2279 3014 V 26 w(is)p 2393 3014 V 30 w(greater,swap)p 2951 3014 V 27 w(employees)e(\);)562 3113 y(something)p 963 3113 V 27 w(done)i(:=)h(swap)p 1515 3113 V 30 w(occurred)p 1897 3113 V 28 w(during)p 2189 3113 V 29 w(sort;)431 3213 y(end;)f Fu(f)h Fl(sort)p 915 3213 V 30 w(by)p 1033 3213 V 30 w(name)f Fu(g)431 3412 y Fl(procedure)e(sort)p 1048 3412 V 29 w(by)p 1165 3412 V 31 w(clock)p 1416 3412 V 29 w(number;)518 3611 y(procedure)g(swap)p 1135 3611 V 30 w(employees\(e1,e2)d(:)43 b(max)p 2081 3611 V 30 w(sort)p 2287 3611 V 30 w(index\);)605 3811 y(var)f(temp)g(:)i(employee;)518 4010 y(begin)605 4110 y(temp)e(:=)h(employees[e1];)605 4209 y(employees[e2])38 b(:=)43 b(employees[e1];)605 4309 y(employees[e1])38 b(:=)43 b(temp;)518 4408 y(end;)518 4608 y(function)d(clock)p 1135 4608 V 30 w(is)p 1253 4608 V 30 w(greater\(e1,e2)e(:)43 b(max)p 2112 4608 V 31 w(sort)p 2319 4608 V 29 w(index\);)518 4807 y(begin)605 4907 y(clock)p 830 4907 V 29 w(is)p 947 4907 V 31 w(greater)e(:=)h(employees[e1].clo)o(ck)p 2292 4907 V 25 w(number)f(>)954 5006 y(employees[e2].cl)o(oc)o(k)p 1793 5006 V 25 w(number;)3757 5255 y Ft(131)p eop 132 143 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))218 523 y Fl(end;)131 722 y(begin)41 b Fu(f)i Fl(sort)p 658 722 27 4 v 30 w(by)p 776 722 V 31 w(clock)p 1027 722 V 29 w(number)e Fu(g)218 822 y Fl(do)p 311 822 V 30 w(the)p 473 822 V 31 w(sort\(employees.)o(num)p 1294 822 V 25 w(employees,clock)p 1979 822 V 25 w(is)p 2093 822 V 30 w(greater,swap)p 2651 822 V 27 w(employees)f(\);)218 922 y(something)p 619 922 V 28 w(done)i(:=)g(swap)p 1171 922 V 30 w(occurred)p 1553 922 V 28 w(during)p 1845 922 V 29 w(sort;)131 1021 y(end;)g Fu(f)h Fl(sort)p 615 1021 V 30 w(by)p 733 1021 V 30 w(clock)p 983 1021 V 29 w(number)e Fu(g)0 1220 y Fl(end.)0 1577 y Fv(Example)27 b(10:)0 1876 y Fl(module)41 b(event)p 530 1876 V 29 w(recording)f(;)131 2076 y(export)h(event)p 661 2076 V 29 w(recording)f(=)j(\(record)p 1521 2076 V 29 w(event\);)131 2275 y Fu(f)g Fl(This)f(procedure)e (allows)h(recording)f(of)i(user-specified)c(events)j(to)i Fu(g)131 2374 y(f)174 b Fl(a)43 b(log)f(file.)129 b(The)42 b(event)g(to)g(be)h(recorded)d(is)j(specified)d(as)j(a)87 b Fu(g)131 2474 y(f)174 b 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y(d\))f(The)31 b(asso)r(ciation)j(of)e(a)f(mo)r(dule-heading)f (with)i(a)f(construct)g(in)g(another)g(language)i(that)e(the)f (implemen)n(tation)483 4327 y(has)c(determined)e(to)i(b)r(e)f(equiv)l (alen)n(t)g(to)h(a)g(mo)r(dule-blo)r(c)n(k.)3757 5255 y Ft(137)p eop 138 149 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1558 523 y Fs(Annex)44 b(A)1558 785 y Fv(\(Informativ)n(e\))1412 1311 y Fr(Collected)35 b(syn)m(tax)0 1573 y Ft(A.1)c(Pro)s(duction)h (rules)0 1835 y Fv(The)g(non)n(terminal)g(sym)n(b)r(ols)f(n)n(um)n(b)r (er,)i(p)r(oin)n(ter-t)n(yp)r(e,)g(program,)f(simple-t)n(yp)r(e,)h (simple-t)n(yp)r(e-name,)g(sp)r(ecial-)0 1935 y(sym)n(b)r(ol,)24 b(and)f(structured-t)n(yp)r(e)f(are)g(only)h(referenced)f(b)n(y)h(the)h (seman)n(tics)e(and)h(are)f(not)h(used)g(in)h(the)f(righ)n(t-hand)0 2035 y(side)e(of)g(an)n(y)f(pro)r(duction.)35 b(The)21 b(non)n(terminal)f(sym)n(b)r(ol)g(program)f(is)i(the)h(start)e(of)h (the)h(grammar.)32 b(The)21 b(sub)r(clause)0 2134 y(of)28 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1166 y Fv(statemen)n(t-part)k(.)300 1332 y(6.8.3.3)148 b(Bo)r(olean-expression)52 b(=)83 b(expression)54 b(.)300 1498 y(6.7.3.7.1)83 b(b)r(ound-iden)n(ti\014er)55 b(=)83 b(iden)n(ti\014er)55 b(.)300 1664 y(6.5.5)213 b(bu\013er-v)-5 b(ariable)54 b(=)83 b(\014le-v)-5 b(ariable)26 b(`)p Fu(")p Fv(')55 b(.)300 1830 y(6.4.3.4)148 b(case-constan)n(t)53 b(=)83 b(constan)n(t-expression)53 b(.)300 1996 y(6.4.3.4)148 b(case-constan)n(t-list)53 b(=)83 b(case-range)25 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(case-range)53 b Fu(g)i Fv(.)300 2162 y(6.9.3.5)148 b(case-index)54 b(=)83 b(expression)54 b(.)300 2328 y(6.9.3.5)148 b(case-list-elemen)n(t)54 b(=)83 b(case-constan)n(t-list)25 b(`)p Fk(:)p Fv(')37 b(statemen)n(t)55 b(.)300 2494 y(6.4.3.4)148 b(case-range)53 b(=)82 b(case-constan)n(t)26 b([)55 b(`)p Fk(..)p Fv(')38 b(case-constan)n(t)53 b(])i(.)300 2660 y(6.9.3.5)148 b(case-statemen)n(t)54 b(=)83 b(`)p Fk(case)p Fv(')27 b(case-index)f(`)p Fk(of)p Fv(')1422 2760 y(\()55 b(case-list-elemen)n (t)27 b 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b(discriminan)n(t-iden)n(ti\014er)54 b(=)83 b(iden)n(ti\014er)55 b(.)0 3623 y(6.4.7)213 b(discriminan)n (t-sp)r(eci\014cation)54 b(=)83 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')37 b(ordinal-t)n(yp)r(e-name)54 b(.)0 3789 y(6.8.4)213 b(discriminan)n(t-sp)r(eci\014er)54 b(=)83 b(discriminan)n(t-iden)n(ti\014er)54 b(.)0 3955 y(6.4.8)213 b(discriminan)n(t-v)-5 b(alue)54 b(=)83 b(expression)54 b(.)0 4121 y(6.4.8)213 b(discriminated-sc)n(hema)54 b(=)82 b(sc)n(hema-name)27 b(actual-discriminan)n(t-part)52 b(.)0 4287 y(6.4.4)213 b(domain-t)n(yp)r(e)55 b(=)82 b(t)n(yp)r(e-name)55 b Fu(j)28 b Fv(sc)n(hema-name)54 b(.)0 4453 y(6.9.3.4)148 b(else-part)54 b(=)83 b(`)p Fk(else)p Fv(')27 b(statemen)n(t)55 b(.)0 4619 y(6.9.2.1)148 b(empt)n(y-statemen)n(t)55 b(=)83 b(.)0 4785 y(6.8.6.1)148 b(en)n(tire-function-access)54 b(=)82 b(function-designator)54 b(.)0 4951 y(6.5.2)213 b(en)n(tire-v)-5 b(ariable)54 b(=)82 b(v)-5 b(ariable-name)54 b(.)0 5255 y Ft(140)p eop 141 152 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 568 y Fv(6.4.2.3)148 b(en)n(umerated-t)n(yp)r(e)55 b(=)82 b(`)p Fk(\()p Fv(')28 b(iden)n(ti\014er-list)g(`)p Fk(\))p Fv(')55 b(.)300 734 y(6.8.3.1)148 b(exp)r(onen)n(tiating-op)r(erator)53 b(=)82 b(`)p Fk(**)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(p)r(o)n(w)p Fv(')55 b(.)300 900 y(6.11.2)171 b(exp)r(ort-clause)54 b(=)82 b(exp)r(ortable-name)54 b Fu(j)28 b Fv(exp)r (ort-renaming-clause)52 b(.)300 1066 y(6.11.2)171 b(exp)r(ort-list)55 b(=)82 b(\()56 b(exp)r(ort-clause)e Fu(j)27 b Fv(exp)r(ort-range)53 b(\))1262 1166 y Fu(f)i Fv(`)p Fk(,)p Fv(')28 b(\()56 b(exp)r(ort-clause)d Fu(j)28 b Fv(exp)r(ort-range)53 b(\))j Fu(g)f Fv(.)300 1332 y(6.11.2)171 b(exp)r(ort-part)54 b(=)83 b(iden)n(ti\014er)27 b(`)p Fk(=)p Fv(')g(`)p Fk(\()p Fv(')i(exp)r(ort-list)e(`)p Fk(\))p Fv(')55 b(.)300 1498 y(6.11.2)171 b(exp)r(ort-range)53 b(=)83 b(\014rst-constan)n(t-name)25 b(`)p Fk(..)p Fv(')38 b(last-constan)n(t-name)53 b(.)300 1664 y(6.11.2)171 b(exp)r(ort-renaming-clause)52 b(=)83 b(exp)r(ortable-name)26 b(`)p Fk(=>)p Fv(')i(iden)n(ti\014er)55 b(.)300 1830 y(6.11.2)171 b(exp)r(ortable-name)54 b(=)83 b(constan)n(t-name)1345 1929 y Fu(j)125 b Fv(t)n(yp)r(e-name)1345 2029 y Fu(j)g Fv(sc)n(hema-name)1345 2129 y Fu(j)g Fv([)55 b(`)p Fk(p)n(rotected)p Fv(')f(])28 b(v)-5 b(ariable-name)1345 2228 y Fu(j)125 b Fv(pro)r(cedure-name)1345 2328 y Fu(j)g Fv(function-name)55 b(.)300 2494 y(6.8.1)213 b(expression)54 b(=)83 b(simple-expression)25 b([)56 b(relational-op)r(erator)24 b(simple-expression)53 b(])j(.)300 2660 y(6.1.7)213 b(extended-digit)55 b(=)83 b(digit)55 b Fu(j)28 b Fv(letter)55 b(.)300 2826 y(6.1.7)213 b(extended-n)n(um)n(b)r(er)55 b(=)83 b(unsigned-in)n(teger) 26 b(`)p Fk(#)p Fv(')i(extended-digit)f Fu(f)55 b Fv(extended-digit)g Fu(g)g Fv(.)300 2992 y(6.8.1)213 b(factor)55 b(=)82 b(primary)27 b([)55 b(exp)r(onen)n(tiating-op)r(erator)25 b(primary)54 b(])h(.)300 3158 y(6.8.8.3)148 b(\014eld-designated-constan)n(t)53 b(=)83 b(record-constan)n(t)25 b(`)p Fk(.)p Fv(')37 b(\014eld-sp)r (eci\014er)1638 3258 y Fu(j)125 b Fv(constan)n(t-\014eld-iden)n (ti\014er)54 b(.)300 3424 y(6.5.3.3)148 b(\014eld-designator)54 b(=)82 b(record-v)-5 b(ariable)25 b(`)p Fk(.)p Fv(')37 b(\014eld-sp)r(eci\014er)55 b Fu(j)28 b Fv(\014eld-designator-iden)n (ti\014er)53 b(.)300 3590 y(6.9.3.10)106 b(\014eld-designator-iden)n (ti\014er)53 b(=)83 b(iden)n(ti\014er)55 b(.)300 3756 y(6.4.3.4)148 b(\014eld-iden)n(ti\014er)55 b(=)83 b(iden)n(ti\014er)55 b(.)300 3922 y(6.4.3.4)148 b(\014eld-list)56 b(=)82 b([)56 b(\()f(\014xed-part)27 b([)55 b(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-part)54 b(])h Fu(j)28 b Fv(v)-5 b(arian)n(t-part)53 b(\))28 b([)55 b(`)p Fk(;)p Fv(')h(])f(])h(.)300 4088 y(6.8.7.3)148 b(\014eld-list-v)-5 b(alue)55 b(=)83 b([)55 b(\()h(\014xed-part-v)-5 b(alue)26 b([)55 b(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-part-v)g(alue)53 b(])i Fu(j)28 b Fv(v)-5 b(arian)n(t-part-v)g(alue)53 b(\))28 b([)55 b(`)p Fk(;)p Fv(')h(])f(])h(.)300 4254 y(6.5.3.3)148 b(\014eld-sp)r(eci\014er)55 b(=)83 b(\014eld-iden)n(ti\014er)55 b(.)300 4420 y(6.8.7.3)148 b(\014eld-v)-5 b(alue)55 b(=)83 b(\014eld-iden)n(ti\014er)27 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(\014eld-iden)n(ti\014er)55 b Fu(g)1255 4520 y Fv(`)p Fk(:)p Fv(')37 b(comp)r(onen)n(t-v)-5 b(alue)54 b(.)300 4686 y(6.4.3.6)148 b(\014le-t)n(yp)r(e)55 b(=)83 b(`)p Fk(\014le)p Fv(')27 b([)55 b(`)p Fk([)p Fv(')28 b(index-t)n(yp)r(e)g(`)p Fk(])p Fv(')55 b(])28 b(`)p Fk(of)p Fv(')g(comp)r(onen)n(t-t)n(yp)r(e)54 b(.)300 4852 y(6.4.1)213 b(\014le-t)n(yp)r(e-name)55 b(=)82 b(t)n(yp)r(e-name) 55 b(.)3757 5255 y Ft(141)p eop 142 153 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 568 y Fv(6.5.5)213 b(\014le-v)-5 b(ariable)54 b(=)83 b(v)-5 b(ariable-access)52 b(.)0 734 y(6.9.3.9.2)83 b(\014nal-v)-5 b(alue)55 b(=)82 b(expression)54 b(.)0 900 y(6.11.1)171 b(\014nalization-part)54 b(=)82 b(`)p Fk(to)p Fv(')28 b(`)p Fk(end)p Fv(')f(`)p Fk(do)p Fv(')g(statemen)n(t)h(`)p Fk(;)p Fv(')56 b(.)0 1066 y(6.11.2)171 b(\014rst-constan)n(t-name)53 b(=)83 b(constan)n(t-name)54 b(.)0 1232 y(6.4.3.4)148 b(\014xed-part)55 b(=)82 b(record-section)25 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(record-section)53 b Fu(g)i Fv(.)0 1398 y(6.8.7.3)148 b(\014xed-part-v)-5 b(alue)54 b(=)83 b(\014eld-v)-5 b(alue)27 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(\014eld-v)-5 b(alue)55 b Fu(g)g Fv(.)0 1564 y(6.9.3.9.1)83 b(for-statemen)n(t)54 b(=)83 b(`)p Fk(fo)n(r)p Fv(')28 b(con)n(trol-v)-5 b(ariable)25 b(iteration-clause)g(`)p Fk(do)p Fv(')j(statemen)n(t)55 b(.)0 1730 y(6.4.7)213 b(formal-discriminan)n(t-part)53 b(=)82 b(`)p Fk(\()p Fv(')28 b(discriminan)n(t-sp)r(eci\014cation)1479 1830 y Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(discriminan)n(t-sp)r(eci\014cation) 54 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)0 1996 y(6.7.3.1)148 b(formal-parameter-list)53 b(=)82 b(`)p Fk(\()p Fv(')28 b(formal-parameter-section)c Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(formal-parameter-section)52 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)0 2162 y(6.7.3.1)148 b(formal-parameter-section)52 b Fp(>)83 b Fv(v)-5 b(alue-parameter-sp)r(eci\014cation)1348 2262 y Fu(j)125 b Fv(v)-5 b(ariable-parameter-sp)r(eci\014cation)1348 2361 y Fu(j)125 b Fv(pro)r(cedural-parameter-sp)r(eci\014cation)1348 2461 y Fu(j)g Fv(functional-parameter-sp)r(eci\014cation)52 b(.)0 2627 y(6.7.3.7.1)83 b(formal-parameter-section)52 b Fp(>)83 b Fv(conforman)n(t-arra)n(y-parameter-)o(sp)r(eci\014cation) 49 b(.)0 2793 y(6.1.7)213 b(fractional-part)53 b(=)83 b(digit-sequence)55 b(.)0 2959 y(6.8.6.1)148 b(function-access)54 b(=)83 b(en)n(tire-function-access)983 3059 y Fu(j)125 b Fv(comp)r(onen)n(t-function-access)983 3158 y Fu(j)g Fv(substring-function-access)53 b(.)0 3324 y(6.7.2)213 b(function-blo)r(c)n(k)55 b(=)83 b(blo)r(c)n(k)54 b(.)0 3490 y(6.7.2)213 b(function-declaration)54 b(=)83 b(function-heading)27 b(`)p Fk(;)p Fv(')h(remote-directiv)n(e)1167 3590 y Fu(j)125 b Fv(function-iden)n(ti\014cation)27 b(`)p Fk(;)p Fv(')h(function-blo)r (c)n(k)1167 3689 y Fu(j)125 b Fv(function-heading)27 b(`)p Fk(;)p Fv(')h(function-blo)r(c)n(k)55 b(.)0 3856 y(6.8.5)213 b(function-designator)54 b(=)83 b(function-name)27 b([)56 b(actual-parameter-list)c(])k(.)0 4022 y(6.7.2)213 b(function-heading)55 b(=)83 b(`)p Fk(function)p Fv(')27 b(iden)n(ti\014er)g([)56 b(formal-parameter-list)c(])1195 4121 y([)j(result-v)-5 b(ariable-sp)r(eci\014cation)53 b(])28 b(`)p Fk(:)p Fv(')37 b(result-t)n(yp)r(e)54 b(.)0 4287 y(6.7.2)213 b(function-iden)n(ti\014cation)55 b(=)83 b(`)p Fk(function)p Fv(')27 b(function-iden)n(ti\014er)55 b(.)0 4453 y(6.8.6.4)148 b(function-iden)n(ti\014ed-v)-5 b(ariable)55 b(=)82 b(p)r(oin)n(ter-function)28 b(`)p Fu(")o Fv(')56 b(.)0 4619 y(6.7.2)213 b(function-iden)n(ti\014er)55 b(=)83 b(iden)n(ti\014er)55 b(.)0 4785 y(6.7.2)213 b(function-name)55 b(=)83 b([)55 b(imp)r(orted-in)n(terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(function-iden)n(ti\014er)55 b(.)0 4951 y(6.7.3.1)148 b(functional-parameter-sp)r(eci\014cation)53 b(=)82 b(function-heading)55 b(.)0 5255 y Ft(142)p eop 143 154 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 568 y Fv(6.9.2.4)148 b(goto-statemen)n(t)54 b(=)82 b(`)p Fk(goto)p Fv(')27 b(lab)r(el)55 b(.)300 734 y(6.5.4)213 b(iden)n(ti\014ed-v)-5 b(ariable)54 b(=)83 b(p)r(oin)n(ter-v)-5 b(ariable)26 b(`)p Fu(")o Fv(')56 b(.)300 900 y(6.1.3)213 b(iden)n(ti\014er)55 b(=)83 b(letter)27 b Fu(f)55 b Fv([)h(underscore)d (])28 b(\()56 b(letter)f Fu(j)28 b Fv(digit)55 b(\))h Fu(g)f Fv(.)300 1066 y(6.4.2.3)148 b(iden)n(ti\014er-list)55 b(=)83 b(iden)n(ti\014er)27 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(iden)n(ti\014er)55 b Fu(g)g Fv(.)300 1232 y(6.9.3.4)148 b(if-statemen)n(t)55 b(=)83 b(`)p Fk(if)p Fv(')28 b(Bo)r (olean-expression)d(`)p Fk(then)p Fv(')i(statemen)n(t)h([)55 b(else-part)f(])i(.)300 1398 y(6.1.6)213 b(implemen)n(tation-directiv)n (e)54 b(=)83 b(directiv)n(e)55 b(.)300 1564 y(6.11.3)171 b(imp)r(ort-clause)54 b(=)83 b(constituen)n(t-iden)n(ti\014er)55 b Fu(j)28 b Fv(imp)r(ort-renaming-clause)52 b(.)300 1730 y(6.11.3)171 b(imp)r(ort-list)55 b(=)83 b(imp)r(ort-clause)26 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(imp)r(ort-clause)54 b Fu(g)h Fv(.)300 1896 y(6.2.1)213 b(imp)r(ort-part)55 b(=)82 b([)56 b(`)p Fk(imp)r(o)n(rt)p Fv(')27 b(imp)r(ort-sp)r (eci\014cation)g(`)p Fk(;)p Fv(')h Fu(f)55 b Fv(imp)r(ort-sp)r (eci\014cation)26 b(`)p Fk(;)p Fv(')56 b Fu(g)f Fv(])g(.)300 2062 y(6.11.3)171 b(imp)r(ort-quali\014er)54 b(=)83 b([)55 b(selectiv)n(e-imp)r(ort-option)f(])28 b(`)p Fk(\()p Fv(')g(imp)r(ort-list)f(`)p Fk(\))p Fv(')56 b(.)300 2228 y(6.11.3)171 b(imp)r(ort-renaming-clause)53 b(=)83 b(constituen)n (t-iden)n(ti\014er)27 b(`)p Fk(=>)p Fv(')g(iden)n(ti\014er)55 b(.)300 2394 y(6.11.3)171 b(imp)r(ort-sp)r(eci\014cation)55 b(=)82 b(in)n(terface-iden)n(ti\014er)27 b([)55 b(access-quali\014er)e (])1608 2494 y([)j(imp)r(ort-quali\014er)e(])h(.)300 2660 y(6.11.3)171 b(imp)r(orted-in)n(terface-iden)n(ti\014er)54 b(=)82 b(iden)n(ti\014er)56 b(.)300 2826 y(6.5.3.2)148 b(index-expression)54 b(=)82 b(expression)54 b(.)300 2992 y(6.4.3.2)148 b(index-t)n(yp)r(e)55 b(=)83 b(ordinal-t)n(yp)r(e)54 b(.)300 3158 y(6.7.3.7.1)83 b(index-t)n(yp)r(e-sp)r(eci\014cation)55 b(=)82 b(iden)n(ti\014er)28 b(`)p Fk(..)p Fv(')37 b(iden)n(ti\014er)27 b(`)p Fk(:)p Fv(')37 b(ordinal-t)n(yp)r(e-name)54 b(.)300 3324 y(6.8.8.2)148 b(indexed-constan)n(t)54 b(=)83 b(arra)n(y-constan)n (t)24 b(`)p Fk([)p Fv(')k(index-expression)e Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(index-expression)54 b Fu(g)27 b Fv(`)p Fk(])p Fv(')1354 3424 y Fu(j)125 b Fv(string-constan)n(t)26 b(`)p Fk([)p Fv(')i(index-expression)d(`)p Fk(])p Fv(')56 b(.)300 3590 y(6.8.6.2)148 b(indexed-function-access)54 b(=)83 b(arra)n(y-function)25 b(`)p Fk([)p Fv(')j(index-expression)e Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(index-expression)54 b Fu(g)27 b Fv(`)p Fk(])p Fv(')1590 3689 y Fu(j)125 b Fv(string-function)27 b(`)p Fk([)p Fv(')h(index-expression)d(`)p Fk(])p Fv(')56 b(.)300 3856 y(6.5.3.2)148 b(indexed-v)-5 b(ariable)54 b(=)83 b(arra)n(y-v)-5 b(ariable)23 b(`)p Fk([)p Fv(')28 b(index-expression)e Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(index-expression)53 b Fu(g)27 b Fv(`)p Fk(])p Fv(')1331 3955 y Fu(j)125 b Fv(string-v)-5 b(ariable)25 b(`)p Fk([)p Fv(')j(index-expression)e(`)p Fk(])p Fv(')55 b(.)300 4121 y(6.6)278 b(initial-state-sp)r(eci\014er)54 b(=)83 b(`)p Fk(value)p Fv(')27 b(comp)r(onen)n(t-v)-5 b(alue)55 b(.)300 4287 y(6.9.3.9.2)83 b(initial-v)-5 b(alue)55 b(=)83 b(expression)54 b(.)300 4453 y(6.11.1)171 b(initialization-part)54 b(=)83 b(`)p Fk(to)p Fv(')27 b(`)p Fk(b)r(egin)p Fv(')g(`)p Fk(do)p Fv(')g(statemen)n(t)h(`)p Fk(;)p Fv(')56 b(.)300 4619 y(6.1.5)213 b(in)n(terface-directiv)n(e)54 b(=)82 b(directiv)n(e)55 b(.)300 4785 y(6.11.2)171 b(in)n(terface-iden) n(ti\014er)54 b(=)83 b(iden)n(ti\014er)55 b(.)300 4951 y(6.11.2)171 b(in)n(terface-sp)r(eci\014cation-part)53 b(=)83 b(`)p Fk(exp)r(o)n(rt)p Fv(')27 b(exp)r(ort-part)g(`)p Fk(;)p Fv(')h Fu(f)54 b Fv(exp)r(ort-part)27 b(`)p Fk(;)p Fv(')55 b Fu(g)g Fv(.)3757 5255 y Ft(143)p eop 144 155 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 568 y Fv(6.9.3.9.1)83 b(iteration-clause)54 b(=)82 b (sequence-iteration)54 b Fu(j)28 b Fv(set-mem)n(b)r(er-iteration)53 b(.)0 734 y(6.1.8)213 b(lab)r(el)55 b(=)83 b(digit-sequence)55 b(.)0 900 y(6.2.1)213 b(lab)r(el-declaration-part)53 b(=)82 b(`)p Fk(lab)r(el)p Fv(')28 b(lab)r(el)f Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(lab)r(el)55 b Fu(g)28 b Fv(`)p Fk(;)p Fv(')55 b(.)0 1066 y(6.11.2)171 b(last-constan)n(t-name)53 b(=)83 b(constan)n(t-name)54 b(.)0 1232 y(6.1.1)213 b(letter)55 b(=)83 b(`)p Fk(a)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(b)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(c)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(d)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(e)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(f)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(g)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(h)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(i)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(j)p Fv(')634 1332 y Fu(j)125 b Fv(`)p Fk(k)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(l)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(m)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(n)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(o)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(p)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(q)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(r)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(s)p Fv(')634 1431 y Fu(j)125 b Fv(`)p Fk(t)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(u)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(v)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(w)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(x)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(y)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(z)p Fv(')55 b(.)0 1597 y(6.12)236 b(main-program-blo)r(c)n(k)52 b(=)83 b(blo)r(c)n(k)54 b(.)0 1763 y(6.12)236 b(main-program-declaration)51 b(=)83 b(program-heading)24 b(`)p Fk(;)p Fv(')k(main-program-blo)r(c)n (k)52 b(.)0 1929 y(6.8.1)213 b(mem)n(b)r(er-designator)53 b(=)83 b(expression)26 b([)55 b(`)p Fk(..)p Fv(')38 b(expression)53 b(])j(.)0 2095 y(6.11.1)171 b(mo)r(dule-blo)r(c)n(k)55 b(=)82 b(imp)r(ort-part)1072 2195 y Fu(f)55 b Fv(constan)n (t-de\014nition-part)1100 2295 y Fu(j)28 b Fv(t)n(yp)r (e-de\014nition-part)1100 2394 y Fu(j)g Fv(v)-5 b (ariable-declaration-part)1100 2494 y Fu(j)28 b Fv(pro)r (cedure-and-function-declaration-part)51 b Fu(g)1072 2594 y Fv([)56 b(initialization-part)e(])1072 2693 y([)i (\014nalization-part)e(])1072 2793 y(`)p Fk(end)p Fv(')i(.)0 2959 y(6.11.1)171 b(mo)r(dule-declaration)54 b(=)82 b(mo)r (dule-heading)27 b([)56 b(`)p Fk(;)p Fv(')28 b(mo)r(dule-blo)r(c)n(k)54 b(])1135 3059 y Fu(j)124 b Fv(mo)r(dule-iden)n(ti\014cation)28 b(`)p Fk(;)p Fv(')g(mo)r(dule-blo)r(c)n(k)54 b(.)0 3225 y(6.11.1)171 b(mo)r(dule-heading)55 b(=)82 b(`)p Fk(mo)r(dule)p Fv(')27 b(iden)n(ti\014er)h([)55 b(in)n(terface-directiv)n(e)f(])1162 3324 y([)i(`)p Fk(\()p Fv(')28 b(mo)r(dule-parameter-list)e(`)p Fk(\))p Fv(')55 b(])28 b(`)p Fk(;)p Fv(')1162 3424 y(in)n(terface-sp)r (eci\014cation-part)1162 3523 y(imp)r(ort-part)1162 3623 y Fu(f)55 b Fv(constan)n(t-de\014nition-part)1190 3723 y Fu(j)28 b Fv(t)n(yp)r(e-de\014nition-part)1190 3822 y Fu(j)g Fv(v)-5 b(ariable-declaration-part)1190 3922 y Fu(j)28 b Fv(pro)r(cedure-and-function-heading-part)52 b Fu(g)1162 4022 y Fv(`)p Fk(end)p Fv(')j(.)0 4188 y(6.11.1)171 b(mo)r(dule-iden)n(ti\014cation)55 b(=)83 b(`)p Fk(mo)r(dule)p Fv(')27 b(mo)r(dule-iden)n(ti\014er)g(implemen)n(tation-directiv)n(e)54 b(.)0 4354 y(6.11.1)171 b(mo)r(dule-iden)n(ti\014er)55 b(=)83 b(iden)n(ti\014er)55 b(.)0 4520 y(6.11.1)171 b(mo)r (dule-parameter-list)54 b(=)82 b(iden)n(ti\014er-list)55 b(.)0 4686 y(6.8.3.1)148 b(m)n(ultiplying-op)r(erator)53 b(=)83 b(`)p Fk(*)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(/)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(div)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(mo)r(d)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(and)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(and)p 2715 4686 25 4 v 30 w(then)p Fv(')55 b(.)0 4852 y(6.4.2.1)148 b(new-ordinal-t)n(yp)r(e) 54 b(=)82 b(en)n(umerated-t)n(yp)r(e)55 b Fu(j)28 b Fv(subrange-t)n(yp) r(e)53 b(.)0 5255 y Ft(144)p eop 145 156 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 568 y Fv(6.4.4)213 b(new-p)r(oin)n(ter-t)n(yp)r(e)54 b(=)83 b(`)p Fu(")p Fv(')27 b(domain-t)n(yp)r(e)55 b(.)300 734 y(6.4.3.1)148 b(new-structured-t)n(yp)r(e)54 b(=)83 b([)55 b(`)p Fk(pack)n(ed)p Fv(')g(])27 b(unpac)n(k)n(ed-structured-t)n (yp)r(e)54 b(.)300 900 y(6.4.1)213 b(new-t)n(yp)r(e)55 b(=)83 b(new-ordinal-t)n(yp)r(e)1070 1000 y Fu(j)125 b Fv(new-structured-t)n(yp)r(e)1070 1099 y Fu(j)g Fv(new-p)r(oin)n (ter-t)n(yp)r(e)1070 1199 y Fu(j)g Fv(restricted-t)n(yp)r(e)54 b(.)300 1365 y(6.1.7)213 b(n)n(um)n(b)r(er)55 b(=)83 b(signed-n)n(um)n(b)r(er)1015 1465 y Fu(j)125 b Fv([)55 b(sign)g(])28 b(\()55 b(digit-sequence)27 b(`)p Fk(.)p Fv(')65 b Fu(j)28 b Fv(`)p Fk(.)p Fv(')37 b(fractional-part)53 b(\))28 b([)55 b(`)p Fk(e)p Fv(')28 b(scale-factor)53 b(])j(.)300 1631 y(6.4.2.1)148 b(ordinal-t)n(yp)r(e)54 b(=)83 b(new-ordinal-t)n(yp)r(e)53 b Fu(j)28 b Fv(ordinal-t)n(yp)r (e-name)1181 1730 y Fu(j)125 b Fv(t)n(yp)r(e-inquiry)54 b Fu(j)28 b Fv(discriminated-sc)n(hema)54 b(.)300 1896 y(6.4.2.1)148 b(ordinal-t)n(yp)r(e-name)54 b(=)82 b(t)n(yp)r(e-name)55 b(.)300 2062 y(6.7.3.7.1)83 b(pac)n(k)n(ed-conforman)n(t-arra)n(y-form) 49 b(=)83 b(`)p Fk(pack)n(ed)p Fv(')26 b(`)p Fk(a)n(rra)n(y)p Fv(')i(`)p Fk([)p Fv(')g(index-t)n(yp)r(e-sp)r(eci\014cation)f(`)p Fk(])p Fv(')h(`)p Fk(of)p Fv(')f(t)n(yp)r(e-name)55 b(.)300 2228 y(6.7.3.1)148 b(parameter-form)53 b(=)83 b(t)n(yp)r(e-name)55 b Fu(j)27 b Fv(sc)n(hema-name)54 b Fu(j)28 b Fv(t)n(yp)r(e-inquiry)55 b(.)300 2394 y(6.7.3.1)148 b(parameter-iden)n(ti\014er)53 b(=)83 b(iden)n(ti\014er)55 b(.)300 2560 y(6.8.6.4)148 b(p)r(oin)n(ter-function)55 b(=)83 b(function-access)54 b(.)300 2726 y(6.4.4)213 b(p)r(oin)n(ter-t)n(yp)r(e)55 b(=)82 b(new-p)r(oin)n(ter-t)n(yp)r(e)55 b Fu(j)27 b Fv(p)r(oin)n(ter-t)n(yp)r(e-name)55 b(.)300 2892 y(6.4.1)213 b(p)r(oin)n(ter-t)n(yp)r(e-name)54 b(=)83 b(t)n(yp)r(e-name)55 b(.)300 3059 y(6.5.4)213 b(p)r(oin)n(ter-v)-5 b(ariable)54 b(=)82 b(v)-5 b(ariable-access)53 b(.)300 3225 y(6.8.1)213 b(primary)54 b Fp(>)83 b Fv(v)-5 b(ariable-access)52 b Fu(j)28 b Fv(unsigned-constan)n(t)54 b Fu(j)28 b Fv(set-constructor) 1029 3324 y Fu(j)125 b Fv(function-access)54 b Fu(j)28 b Fv(`)p Fk(\()p Fv(')g(expression)e(`)p Fk(\))p Fv(')56 b Fu(j)27 b Fv(`)p Fk(not)p Fv(')h(primary)1029 3424 y Fu(j)125 b Fv(constan)n(t-access)53 b Fu(j)27 b Fv(sc)n (hema-discriminan)n(t)1029 3523 y Fu(j)125 b Fv(structured-v)-5 b(alue-constructor)52 b Fu(j)28 b Fv(discriminan)n(t-iden)n(ti\014er)54 b(.)300 3689 y(6.7.3.7.1)83 b(primary)54 b Fp(>)83 b Fv(b)r(ound-iden)n(ti\014er)55 b(.)300 3856 y(6.7.3.1)148 b(pro)r(cedural-parameter-sp)r(eci\014cation)51 b(=)83 b(pro)r(cedure-heading)53 b(.)300 4022 y(6.2.1)213 b(pro)r (cedure-and-function-declaration-part)51 b(=)83 b Fu(f)55 b Fv(\()g(pro)r(cedure-declaration)2370 4121 y Fu(j)27 b Fv(function-declaration)54 b(\))28 b(`)p Fk(;)p Fv(')56 b Fu(g)f Fv(.)300 4287 y(6.11.1)171 b(pro)r (cedure-and-function-heading-part)52 b(=)83 b(\()55 b(pro)r (cedure-heading)f Fu(j)27 b Fv(function-heading)55 b(\))28 b(`)p Fk(;)p Fv(')56 b(.)300 4453 y(6.7.1)213 b(pro)r(cedure-blo)r(c)n (k)53 b(=)83 b(blo)r(c)n(k)55 b(.)300 4619 y(6.7.1)213 b(pro)r(cedure-declaration)53 b(=)82 b(pro)r(cedure-heading)26 b(`)p Fk(;)p Fv(')i(remote-directiv)n(e)1528 4719 y Fu(j)124 b Fv(pro)r(cedure-iden)n(ti\014cation)26 b(`)p Fk(;)p Fv(')i(pro)r(cedure-blo)r(c)n(k)1528 4819 y Fu(j)124 b Fv(pro)r(cedure-heading)26 b(`)p Fk(;)p Fv(')i(pro)r(cedure-blo)r(c)n (k)53 b(.)3757 5255 y Ft(145)p eop 146 157 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 568 y Fv(6.7.1)213 b(pro)r(cedure-heading)53 b(=)83 b(`)p Fk(p)n(ro)r(cedure)p Fv(')27 b(iden)n(ti\014er)h([)55 b(formal-parameter-list)e(])i(.)0 734 y(6.7.1)213 b(pro)r(cedure-iden)n (ti\014cation)54 b(=)82 b(`)p Fk(p)n(ro)r(cedure)p Fv(')28 b(pro)r(cedure-iden)n(ti\014er)54 b(.)0 900 y(6.7.1)213 b(pro)r(cedure-iden)n(ti\014er)54 b(=)82 b(iden)n(ti\014er)56 b(.)0 1066 y(6.7.1)213 b(pro)r(cedure-name)54 b(=)82 b([)56 b(imp)r(orted-in)n(terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(pro)r(cedure-iden)n(ti\014er)53 b(.)0 1232 y(6.9.2.3)148 b(pro)r(cedure-statemen)n(t)54 b(=)83 b(pro)r(cedure-name)26 b(\()55 b([)h(actual-parameter-list)c(]) 1359 1332 y Fu(j)28 b Fv(read-parameter-list)52 b Fu(j)28 b Fv(readln-parameter-list)53 b Fu(j)27 b Fv(readstr-parameter-list) 1359 1431 y Fu(j)h Fv(write-parameter-list)53 b Fu(j)28 b Fv(writeln-parameter-list)53 b Fu(j)28 b Fv(writestr-parameter-list)d (\))55 b(.)0 1597 y(6.13)236 b(program)53 b(=)83 b(program-blo)r(c)n(k) 52 b(.)0 1763 y(6.13)236 b(program-blo)r(c)n(k)52 b(=)83 b(program-comp)r(onen)n(t)25 b Fu(f)55 b Fv(program-comp)r(onen)n(t)d Fu(g)j Fv(.)0 1929 y(6.13)236 b(program-comp)r(onen)n(t)53 b(=)82 b(main-program-declaration)24 b(`)p Fk(.)p Fv(')64 b Fu(j)28 b Fv(mo)r(dule-declaration)e(`)p Fk(.)p Fv(')74 b(.)0 2095 y(6.12)236 b(program-heading)52 b(=)83 b(`)p Fk(p)n(rogram)p Fv(')27 b(iden)n(ti\014er)g([)56 b(`)p Fk(\()p Fv(')28 b(program-parameter-list)23 b(`)p Fk(\))p Fv(')56 b(])g(.)0 2262 y(6.12)236 b(program-parameter-list)51 b(=)83 b(iden)n(ti\014er-list)55 b(.)0 2428 y(6.10.1)171 b(read-parameter-list)52 b(=)83 b(`)p Fk(\()p Fv(')28 b([)56 b(\014le-v)-5 b(ariable)26 b(`)p Fk(,)p Fv(')55 b(])28 b(v)-5 b(ariable-access)25 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(v)-5 b(ariable-access)52 b Fu(g)28 b Fv(`)p Fk(\))p Fv(')55 b(.)0 2594 y(6.10.2)171 b(readln-parameter-list) 53 b(=)82 b([)56 b(`)p Fk(\()p Fv(')28 b(\()55 b(\014le-v)-5 b(ariable)54 b Fu(j)28 b Fv(v)-5 b(ariable-access)53 b(\))28 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(v)-5 b(ariable-access)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(])f(.)0 2760 y(6.7.5.5)148 b(readstr-parameter-list)52 b(=)83 b(`)p Fk(\()p Fv(')28 b(string-expression)d(`)p Fk(,)p Fv(')j(v)-5 b(ariable-access)25 b Fu(f)54 b Fv(`)p Fk(,)p Fv(')28 b(v)-5 b(ariable-access)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)0 2926 y(6.4.2.1)148 b(real-t)n(yp)r(e-name)54 b(=)82 b(t)n(yp)r(e-name)55 b(.)0 3092 y(6.8.8.3)148 b(record-constan)n(t)53 b(=)82 b(constan)n(t-access)53 b(.)0 3258 y(6.8.6.3)148 b(record-function)54 b(=)83 b(function-access)54 b(.)0 3424 y(6.8.6.3)148 b(record-function-access)52 b(=)83 b(record-function)26 b(`)p Fk(.)p Fv(')37 b(\014eld-sp)r(eci\014er)55 b(.)0 3590 y(6.4.3.4)148 b(record-section)53 b(=)83 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')37 b(t)n(yp)r(e-denoter)55 b(.)0 3756 y(6.4.3.4)148 b(record-t)n(yp)r(e)54 b(=)82 b(`)p Fk(reco)n(rd)p Fv(')28 b(\014eld-list)f(`)p Fk(end)p Fv(')56 b(.)0 3922 y(6.4.1)213 b(record-t)n(yp)r(e-name)53 b(=)83 b(t)n(yp)r(e-name)55 b(.)0 4088 y(6.8.7.3)148 b(record-v)-5 b(alue)53 b(=)83 b(`)p Fk([)p Fv(')28 b(\014eld-list-v)-5 b(alue)27 b(`)p Fk(])p Fv(')55 b(.)0 4254 y(6.5.3.3)148 b(record-v)-5 b(ariable)53 b(=)82 b(v)-5 b(ariable-access)53 b(.)0 4420 y(6.8.3.1)148 b(relational-op)r(erator)52 b(=)82 b(`)p Fk(=)p Fv(')56 b Fu(j)27 b Fv(`)p Fp(<>)p Fv(')55 b Fu(j)28 b Fv(`)p Fp(<)p Fv(')55 b Fu(j)27 b Fv(`)p Fp(>)p Fv(')55 b Fu(j)28 b Fv(`)p Fp(<)p Fk(=)p Fv(')55 b Fu(j)28 b Fv(`)p Fp(>)p Fk(=)p Fv(')54 b Fu(j)28 b Fv(`)p Fk(in)p Fv(')55 b(.)0 4586 y(6.1.4)213 b(remote-directiv)n(e)54 b(=)82 b(directiv)n(e)55 b(.)0 4752 y(6.9.3.7)148 b(rep)r(eat-statemen) n(t)55 b(=)82 b(`)p Fk(rep)r(eat)p Fv(')28 b(statemen)n(t-sequence)f(`) p Fk(until)p Fv(')g(Bo)r(olean-expression)52 b(.)0 4918 y(6.9.3.6)148 b(rep)r(etitiv)n(e-statemen)n(t)55 b(=)83 b(rep)r(eat-statemen)n(t)54 b Fu(j)28 b Fv(while-statemen)n(t)55 b Fu(j)28 b Fv(for-statemen)n(t)54 b(.)0 5255 y Ft(146)p eop 147 158 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 568 y Fv(6.4.2.5)148 b(restricted-t)n(yp)r(e)55 b(=)82 b(`)p Fk(restricted)p Fv(')28 b(t)n(yp)r(e-name)55 b(.)300 734 y(6.7.2)213 b(result-t)n(yp)r(e)55 b(=)83 b(t)n(yp)r(e-name)54 b(.)300 900 y(6.7.2)213 b(result-v)-5 b(ariable-sp)r(eci\014cation)53 b(=)82 b(`)p Fk(=)p Fv(')28 b(iden)n(ti\014er)55 b(.)300 1066 y(6.1.7)213 b(scale-factor)53 b(=)83 b([)55 b(sign)g(])28 b(digit-sequence)54 b(.)300 1232 y(6.4.7)213 b(sc)n(hema-de\014nition) 55 b(=)82 b(iden)n(ti\014er)28 b(`)p Fk(=)p Fv(')f(sc)n(hema-name)1371 1332 y Fu(j)124 b Fv(iden)n(ti\014er)28 b(formal-discriminan)n(t-part)d (`)p Fk(=)p Fv(')i(t)n(yp)r(e-denoter)54 b(.)300 1498 y(6.8.4)213 b(sc)n(hema-discriminan)n(t)54 b(=)82 b(\()56 b(v)-5 b(ariable-access)52 b Fu(j)28 b Fv(constan)n(t-access)53 b(\))28 b(`)p Fk(.)p Fv(')37 b(discriminan)n(t-sp)r(eci\014er)1480 1597 y Fu(j)124 b Fv(sc)n(hema-discriminan)n(t-iden)n(ti\014er)53 b(.)300 1763 y(6.9.3.10)106 b(sc)n(hema-discriminan)n(t-iden)n (ti\014er)53 b(=)83 b(iden)n(ti\014er)55 b(.)300 1929 y(6.4.7)213 b(sc)n(hema-iden)n(ti\014er)54 b(=)83 b(iden)n(ti\014er)55 b(.)300 2095 y(6.4.7)213 b(sc)n(hema-name)54 b(=)83 b([)55 b(imp)r(orted-in)n(terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(sc)n(hema-iden)n(ti\014er)54 b(.)300 2262 y(6.11.3)171 b(selectiv)n(e-imp)r(ort-option)54 b(=)82 b(`)p Fk(only)p Fv(')55 b(.)300 2428 y(6.9.3.9.2)83 b(sequence-iteration)54 b(=)82 b(`)p Fk(:=)p Fv(')28 b(initial-v)-5 b(alue)27 b(\()56 b(`)p Fk(to)p Fv(')f Fu(j)27 b Fv(`)p Fk(do)n(wnto)p Fv(')54 b(\))28 b(\014nal-v)-5 b(alue)55 b(.)300 2594 y(6.8.1)213 b(set-constructor)54 b(=)82 b(`)p Fk([)p Fv(')28 b([)55 b(mem)n(b)r(er-designator)26 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')27 b(mem)n(b)r(er-designator)54 b Fu(g)g Fv(])28 b(`)p Fk(])p Fv(')56 b(.)300 2760 y(6.9.3.9.3)83 b(set-expression)54 b(=)82 b(expression)54 b(.)300 2926 y(6.9.3.9.3)83 b(set-mem)n(b)r(er-iteration)54 b(=)82 b(`)p Fk(in)p Fv(')28 b(set-expression)53 b(.)300 3092 y(6.4.3.5)148 b(set-t)n(yp)r(e)55 b(=)83 b(`)p Fk(set)p Fv(')27 b(`)p Fk(of)p Fv(')h(base-t)n(yp)r(e)54 b(.)300 3258 y(6.4.1)213 b(set-t)n(yp)r(e-name)55 b(=)82 b(t)n(yp)r(e-name)55 b(.)300 3424 y(6.8.7.4)148 b(set-v)-5 b(alue)55 b(=)82 b(set-constructor)54 b(.)300 3590 y(6.1.7)213 b(sign)55 b(=)83 b(`)p Fk(+)p Fv(')55 b Fu(j)27 b Fv(`)p Fu(\000)p Fv(')55 b(.)300 3756 y(6.1.7)213 b(signed-in)n(teger)54 b(=)82 b([)56 b(sign)e(])28 b(unsigned-in)n(teger)54 b(.)300 3922 y(6.1.7)213 b(signed-n)n(um)n(b)r(er)54 b(=)83 b(signed-in)n(teger)53 b Fu(j)28 b Fv(signed-real)54 b(.)300 4088 y(6.1.7)213 b(signed-real)54 b(=)82 b([)56 b(sign)e(])28 b(unsigned-real)54 b(.)300 4254 y(6.8.1)213 b(simple-expression)54 b(=)82 b([)56 b(sign)e(])28 b(term)g Fu(f)55 b Fv(adding-op)r(erator)25 b(term)55 b Fu(g)g Fv(.)300 4420 y(6.9.2.1)148 b(simple-statemen)n(t)55 b(=)83 b(empt)n(y-statemen)n(t)55 b Fu(j)27 b Fv(assignmen)n (t-statemen)n(t)1357 4520 y Fu(j)125 b Fv(pro)r(cedure-statemen)n(t)54 b Fu(j)27 b Fv(goto-statemen)n(t)54 b(.)300 4686 y(6.4.2.1)148 b(simple-t)n(yp)r(e)55 b(=)83 b(ordinal-t)n(yp)r(e)54 b Fu(j)28 b Fv(real-t)n(yp)r(e-name)53 b Fu(j)28 b Fv(complex-t)n(yp)r (e-name)54 b(.)300 4852 y(6.4.1)213 b(simple-t)n(yp)r(e-name)55 b(=)82 b(t)n(yp)r(e-name)55 b(.)3757 5255 y Ft(147)p eop 148 159 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 568 y Fv(6.1.2)213 b(sp)r(ecial-sym)n(b)r(ol)54 b(=)83 b(`)p Fk(+)p Fv(')55 b Fu(j)28 b Fv(`)p Fu(\000)p Fv(')55 b Fu(j)27 b Fv(`)p Fk(*)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(/)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(=)p Fv(')55 b Fu(j)28 b Fv(`)p Fp(<)p Fv(')55 b Fu(j)27 b Fv(`)p Fp(>)p Fv(')55 b Fu(j)28 b Fv(`)p Fk([)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(])p Fv(')967 667 y Fu(j)125 b Fv(`)p Fk(.)p Fv(')65 b Fu(j)27 b Fv(`)p Fk(,)p Fv(')56 b Fu(j)28 b Fv(`)p Fk(:)p Fv(')64 b Fu(j)28 b Fv(`)p Fk(;)p Fv(')56 b Fu(j)27 b Fv(`)p Fu(")p Fv(')55 b Fu(j)28 b Fv(`)p Fk(\()p Fv(')56 b Fu(j)28 b Fv(`)p Fk(\))p Fv(')55 b Fu(j)28 b Fv(`)p Fk(**)p Fv(')967 767 y Fu(j)125 b Fv(`)p Fp(<>)p Fv(')54 b Fu(j)28 b Fv(`)p Fp(<)p Fk(=)p Fv(')55 b Fu(j)28 b Fv(`)p Fp(>)p Fk(=)p Fv(')54 b Fu(j)28 b Fv(`)p Fk(:=)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(..)p Fv(')65 b Fu(j)27 b Fv(`)p Fp(><)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(=)p Fp(>)p Fv(')967 867 y Fu(j)125 b Fv(w)n(ord-sym)n(b)r(ol)53 b(.)0 1033 y(6.9.1)213 b(statemen)n(t)55 b(=)83 b([)55 b(lab)r(el)28 b(`)p Fk(:)p Fv(')65 b(])37 b(\()55 b(simple-statemen)n (t)g Fu(j)28 b Fv(structured-statemen)n(t)55 b(\))g(.)0 1199 y(6.2.1)213 b(statemen)n(t-part)55 b(=)82 b(comp)r(ound-statemen)n (t)55 b(.)0 1365 y(6.9.3.1)148 b(statemen)n(t-sequence)54 b(=)83 b(statemen)n(t)28 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')27 b(statemen)n(t)56 b Fu(g)f Fv(.)0 1531 y(6.1.9)213 b(string-c)n (haracter)52 b(=)83 b(one-of-a-set-of-implemen)n(tation-de\014ned-c)n (haracters)50 b(.)0 1697 y(6.8.8.2)148 b(string-constan)n(t)54 b(=)82 b(constan)n(t-access)53 b(.)0 1863 y(6.1.9)213 b(string-elemen)n(t)54 b(=)83 b(ap)r(ostrophe-image)53 b Fu(j)28 b Fv(string-c)n(haracter)52 b(.)0 2029 y(6.7.5.5)148 b(string-expression)53 b(=)82 b(expression)54 b(.)0 2195 y(6.8.6.2)148 b(string-function)55 b(=)82 b(function-access)55 b(.)0 2361 y(6.5.3.2)148 b(string-v)-5 b(ariable)53 b(=)83 b(v)-5 b(ariable-access)52 b(.)0 2527 y(6.9.3.1)148 b (structured-statemen)n(t)55 b(=)82 b(comp)r(ound-statemen)n(t)55 b Fu(j)28 b Fv(conditional-statemen)n(t)1201 2627 y Fu(j)124 b Fv(rep)r(etitiv)n(e-statemen)n(t)55 b Fu(j)28 b Fv(with-statemen)n(t) 55 b(.)0 2793 y(6.4.3.1)148 b(structured-t)n(yp)r(e)55 b(=)82 b(new-structured-t)n(yp)r(e)55 b Fu(j)27 b Fv(structured-t)n(yp) r(e-name)55 b(.)0 2959 y(6.4.1)213 b(structured-t)n(yp)r(e-name)54 b(=)83 b(arra)n(y-t)n(yp)r(e-name)1223 3059 y Fu(j)125 b Fv(record-t)n(yp)r(e-name)1223 3158 y Fu(j)g Fv(set-t)n(yp)r(e-name) 1223 3258 y Fu(j)g Fv(\014le-t)n(yp)r(e-name)54 b(.)0 3424 y(6.8.7.1)148 b(structured-v)-5 b(alue-constructor)53 b(=)82 b(arra)n(y-t)n(yp)r(e-name)25 b(arra)n(y-v)-5 b(alue)1469 3523 y Fu(j)124 b Fv(record-t)n(yp)r(e-name)25 b(record-v)-5 b(alue)1469 3623 y Fu(j)124 b Fv(set-t)n(yp)r(e-name)27 b(set-v)-5 b(alue)55 b(.)0 3789 y(6.4.2.4)148 b(subrange-b)r(ound)54 b(=)83 b(expression)53 b(.)0 3955 y(6.4.2.4)148 b(subrange-t)n(yp)r(e) 54 b(=)82 b(subrange-b)r(ound)27 b(`)p Fk(..)p Fv(')37 b(subrange-b)r(ound)54 b(.)0 4121 y(6.8.8.4)148 b(substring-constan)n (t)54 b(=)82 b(string-constan)n(t)26 b(`)p Fk([)p Fv(')i (index-expression)e(`)p Fk(..)p Fv(')37 b(index-expression)26 b(`)p Fk(])p Fv(')55 b(.)0 4287 y(6.8.6.5)148 b (substring-function-access)53 b(=)83 b(string-function)27 b(`)p Fk([)p Fv(')h(index-expression)e(`)p Fk(..)p Fv(')37 b(index-expression)26 b(`)p Fk(])p Fv(')55 b(.)0 4453 y(6.5.6)213 b(substring-v)-5 b(ariable)53 b(=)83 b(string-v)-5 b(ariable)25 b(`)p Fk([)p Fv(')j(index-expression)e(`)p Fk(..)p Fv(')37 b(index-expression)26 b(`)p Fk(])p Fv(')55 b(.)0 4619 y(6.4.3.4)148 b(tag-\014eld)55 b(=)82 b(iden)n(ti\014er)55 b(.)0 4785 y(6.8.7.3)148 b(tag-\014eld-iden)n(ti\014er)54 b(=)83 b(\014eld-iden)n(ti\014er)55 b(.)0 4951 y(6.4.3.4)148 b(tag-t)n(yp)r(e)55 b(=)82 b(ordinal-t)n(yp)r(e-name)54 b(.)0 5255 y Ft(148)p eop 149 160 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 568 y Fv(6.8.1)213 b(term)55 b(=)83 b(factor)27 b Fu(f)55 b Fv(m)n(ultiplying-op)r(erator)25 b(factor)55 b Fu(g)g Fv(.)300 734 y(6.4.1)213 b(t)n(yp)r(e-de\014nition)56 b(=)82 b(iden)n(ti\014er)28 b(`)p Fk(=)p Fv(')f(t)n(yp)r(e-denoter)55 b(.)300 900 y(6.2.1)213 b(t)n(yp)r(e-de\014nition-part)55 b(=)82 b(`)p Fk(t)n(yp)r(e)p Fv(')28 b(\()56 b(t)n(yp)r(e-de\014nition) f Fu(j)28 b Fv(sc)n(hema-de\014nition)54 b(\))28 b(`)p Fk(;)p Fv(')1596 1000 y Fu(f)55 b Fv(\()h(t)n(yp)r(e-de\014nition)f Fu(j)28 b Fv(sc)n(hema-de\014nition)54 b(\))28 b(`)p Fk(;)p Fv(')56 b Fu(g)f Fv(.)300 1166 y(6.4.1)213 b(t)n(yp)r(e-denoter) 55 b(=)82 b([)56 b(`)p Fk(bindable)p Fv(')e(])28 b(\()56 b(t)n(yp)r(e-name)e Fu(j)28 b Fv(new-t)n(yp)r(e)1375 1265 y Fu(j)g Fv(t)n(yp)r(e-inquiry)54 b Fu(j)28 b Fv(discriminated-sc) n(hema)54 b(\))1347 1365 y([)i(initial-state-sp)r(eci\014er)e(])h(.)300 1531 y(6.4.1)213 b(t)n(yp)r(e-iden)n(ti\014er)55 b(=)83 b(iden)n(ti\014er)55 b(.)300 1697 y(6.4.9)213 b(t)n(yp)r(e-inquiry)55 b(=)82 b(`)p Fk(t)n(yp)r(e)p Fv(')28 b(`)p Fk(of)p Fv(')g(t)n(yp)r (e-inquiry-ob)5 b(ject)54 b(.)300 1863 y(6.4.9)213 b(t)n(yp)r (e-inquiry-ob)5 b(ject)54 b(=)83 b(v)-5 b(ariable-name)53 b Fu(j)28 b Fv(parameter-iden)n(ti\014er)53 b(.)300 2029 y(6.4.1)213 b(t)n(yp)r(e-name)55 b(=)83 b([)55 b(imp)r(orted-in)n (terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(t)n(yp)r(e-iden)n(ti\014er)55 b(.)300 2195 y(6.1.3)213 b(underscore)54 b(=)82 b(`)p 1304 2195 25 4 v 30 w(')56 b(.)300 2361 y(6.7.3.7.1)83 b(unpac)n(k)n(ed-conforman)n(t-arra)n (y-form)49 b(=)904 2461 y(`)p Fk(a)n(rra)n(y)p Fv(')28 b(`)p Fk([)p Fv(')g(index-t)n(yp)r(e-sp)r(eci\014cation)f Fu(f)55 b Fv(`)p Fk(;)p Fv(')27 b(index-t)n(yp)r(e-sp)r(eci\014cation) 55 b Fu(g)27 b Fv(`)p Fk(])p Fv(')904 2560 y(`)p Fk(of)p Fv(')h(\()56 b(t)n(yp)r(e-name)e Fu(j)28 b Fv(conforman)n(t-arra)n (y-form)51 b(\))k(.)300 2726 y(6.4.3.1)148 b(unpac)n(k)n (ed-structured-t)n(yp)r(e)53 b(=)83 b(arra)n(y-t)n(yp)r(e)53 b Fu(j)28 b Fv(record-t)n(yp)r(e)53 b Fu(j)28 b Fv(set-t)n(yp)r(e)55 b Fu(j)28 b Fv(\014le-t)n(yp)r(e)55 b(.)300 2892 y(6.8.1)213 b(unsigned-constan)n(t)54 b(=)83 b(unsigned-n)n(um)n(b)r(er)54 b Fu(j)28 b Fv(c)n(haracter-string)52 b Fu(j)28 b Fv(`)p Fk(nil)p Fv(')55 b Fu(j)27 b Fv(extended-n)n(um)n(b)r(er)55 b(.)300 3059 y(6.1.7)213 b(unsigned-in)n(teger)54 b(=)82 b(digit-sequence)55 b(.)300 3225 y(6.1.7)213 b(unsigned-n)n(um)n(b)r (er)55 b(=)82 b(unsigned-in)n(teger)54 b Fu(j)28 b Fv(unsigned-real)53 b(.)300 3391 y(6.1.7)213 b(unsigned-real)54 b(=)82 b(digit-sequence)27 b(`)p Fk(.)p Fv(')37 b(fractional-part)26 b([)55 b(`)p Fk(e)p Fv(')28 b(scale-factor)53 b(])1221 3490 y Fu(j)124 b Fv(digit-sequence)27 b(`)p Fk(e)p Fv(')h(scale-factor)53 b(.)300 3656 y(6.7.3.7.1)83 b(v)-5 b(alue-conforman)n(t-arra)n(y-sp)r (eci\014cation)50 b(=)83 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')37 b(conforman)n(t-arra)n(y-form)51 b(.)300 3822 y(6.7.3.1)148 b(v)-5 b(alue-parameter-sp)r(eci\014cation)53 b(=)82 b([)56 b(`)p Fk(p)n(rotected)p Fv(')e(])28 b(iden)n (ti\014er-list)f(`)p Fk(:)p Fv(')37 b(parameter-form)53 b(.)300 3988 y(6.5.1)213 b(v)-5 b(ariable-access)53 b(=)82 b(en)n(tire-v)-5 b(ariable)54 b Fu(j)27 b Fv(comp)r(onen)n(t-v)-5 b(ariable)1270 4088 y Fu(j)124 b Fv(iden)n(ti\014ed-v)-5 b(ariable)55 b Fu(j)27 b Fv(bu\013er-v)-5 b(ariable)1270 4188 y Fu(j)124 b Fv(substring-v)-5 b(ariable)53 b Fu(j)28 b Fv(function-iden)n(ti\014ed-v)-5 b(ariable)55 b(.)300 4354 y(6.7.3.7.1)83 b(v)-5 b(ariable-conforman)n(t-arra)n(y-sp)r (eci\014cation)49 b(=)83 b(`)p Fk(va)n(r)p Fv(')28 b(iden)n (ti\014er-list)f(`)p Fk(:)p Fv(')37 b(conforman)n(t-arra)n(y-form)51 b(.)300 4520 y(6.5.1)213 b(v)-5 b(ariable-declaration)53 b(=)82 b(iden)n(ti\014er-list)27 b(`)p Fk(:)p Fv(')38 b(t)n(yp)r(e-denoter)54 b(.)300 4686 y(6.2.1)213 b(v)-5 b(ariable-declaration-part)52 b(=)82 b(`)p Fk(va)n(r)p Fv(')28 b(v)-5 b(ariable-declaration)25 b(`)p Fk(;)p Fv(')j Fu(f)55 b Fv(v)-5 b(ariable-declaration)24 b(`)p Fk(;)p Fv(')56 b Fu(g)f Fv(.)300 4852 y(6.5.1)213 b(v)-5 b(ariable-iden)n(ti\014er)54 b(=)82 b(iden)n(ti\014er)56 b(.)3757 5255 y Ft(149)p eop 150 161 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 568 y Fv(6.5.1)213 b(v)-5 b(ariable-name)54 b(=)82 b([)56 b(imp)r(orted-in)n(terface-iden)n(ti\014er)26 b(`)p Fk(.)p Fv(')65 b(])37 b(v)-5 b(ariable-iden)n(ti\014er)53 b(.)0 734 y(6.7.3.1)148 b(v)-5 b(ariable-parameter-sp)r(eci\014cation)52 b(=)82 b([)56 b(`)p Fk(p)n(rotected)p Fv(')e(])28 b(`)p Fk(va)n(r)p Fv(')g(iden)n(ti\014er-list)f(`)p Fk(:)p Fv(')37 b(parameter-form)53 b(.)0 900 y(6.4.3.4)148 b(v)-5 b(arian)n(t-denoter)53 b(=)83 b(`)p Fk(\()p Fv(')28 b(\014eld-list)g(`) p Fk(\))p Fv(')56 b(.)0 1066 y(6.4.3.4)148 b(v)-5 b(arian)n (t-list-elemen)n(t)54 b(=)83 b(case-constan)n(t-list)25 b(`)p Fk(:)p Fv(')37 b(v)-5 b(arian)n(t-denoter)53 b(.)0 1232 y(6.4.3.4)148 b(v)-5 b(arian)n(t-part)53 b(=)83 b(`)p Fk(case)p Fv(')27 b(v)-5 b(arian)n(t-selector)25 b(`)p Fk(of)p Fv(')1022 1332 y(\()56 b(v)-5 b(arian)n(t-list-elemen)n (t)26 b Fu(f)55 b Fv(`)p Fk(;)p Fv(')28 b(v)-5 b(arian)n(t-list-elemen) n(t)53 b Fu(g)1110 1431 y Fv([)i([)h(`)p Fk(;)p Fv(')f(])28 b(v)-5 b(arian)n(t-part-completer)52 b(])1050 1531 y Fu(j)28 b Fv(v)-5 b(arian)n(t-part-completer)52 b(\))k(.)0 1697 y(6.4.3.4)148 b(v)-5 b(arian)n(t-part-completer)53 b(=)82 b(`)p Fk(otherwise)p Fv(')27 b(v)-5 b(arian)n(t-denoter)53 b(.)0 1863 y(6.8.7.3)148 b(v)-5 b(arian)n(t-part-v)g(alue)53 b(=)83 b(`)p Fk(case)p Fv(')27 b([)55 b(tag-\014eld-iden)n(ti\014er)27 b(`)p Fk(:)p Fv(')64 b(])1237 1963 y(constan)n(t-tag-v)-5 b(alue)25 b(`)p Fk(of)p Fv(')j(`)p Fk([)p Fv(')f(\014eld-list-v)-5 b(alue)28 b(`)p Fk(])p Fv(')55 b(.)0 2129 y(6.4.3.4)148 b(v)-5 b(arian)n(t-selector)53 b(=)82 b([)56 b(tag-\014eld)27 b(`)p Fk(:)p Fv(')65 b(])36 b(tag-t)n(yp)r(e)55 b Fu(j)28 b Fv(discriminan)n(t-iden)n(ti\014er)54 b(.)0 2295 y(6.9.3.8)148 b(while-statemen)n(t)55 b(=)83 b(`)p Fk(while)p Fv(')27 b(Bo)r(olean-expression)d(`)p Fk(do)p Fv(')j(statemen)n(t)56 b(.)0 2461 y(6.9.3.10)106 b(with-elemen)n(t)56 b(=)82 b(v)-5 b(ariable-access)53 b Fu(j)28 b Fv(constan)n(t-access)52 b(.)0 2627 y(6.9.3.10)106 b(with-list)56 b(=)82 b(with-elemen)n(t)28 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(with-elemen)n(t)55 b Fu(g)g Fv(.)0 2793 y(6.9.3.10)106 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Fu(j)28 b Fv(`)p Fk(value)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(va)n(r)p Fv(')56 b Fu(j)27 b Fv(`)p Fk(while)p Fv(')55 b Fu(j)28 b Fv(`)p Fk(with)p Fv(')55 b(.)0 3822 y(6.10.3)171 b(write-parameter)53 b(=)83 b(expression)26 b([)55 b(`)p Fk(:)p Fv(')38 b(expression)26 b([)55 b(`)p Fk(:)p Fv(')37 b(expression)54 b(])h(])h(.)0 3988 y(6.10.3)171 b(write-parameter-list)53 b(=)83 b(`)p Fk(\()p Fv(')28 b([)55 b(\014le-v)-5 b(ariable)27 b(`)p Fk(,)p Fv(')55 b(])28 b(write-parameter)d Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(write-parameter)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(.)0 4154 y(6.10.4)171 b(writeln-parameter-list)53 b(=)83 b([)55 b(`)p Fk(\()p Fv(')28 b(\()56 b(\014le-v)-5 b(ariable)54 b Fu(j)28 b Fv(write-parameter)53 b(\))28 b Fu(f)55 b Fv(`)p Fk(,)p Fv(')28 b(write-parameter)53 b Fu(g)27 b Fv(`)p Fk(\))p Fv(')56 b(])f(.)0 4320 y(6.7.5.5)148 b(writestr-parameter-list)53 b(=)82 b(`)p Fk(\()p Fv(')28 b(string-v)-5 b(ariable)26 b(`)p Fk(,)p Fv(')i(write-parameter)d Fu(f)55 b Fv(`)p Fk(,)p 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b(multiplying-opera)o(tor)2043 4707 y(special-symbol)300 4807 y("**")42 b(................)o(..)o(...)o(..)o(...)o(..)o(...)o (..)o(.)37 b(exponentiating-op)o(era)o(to)o(r)2043 4907 y(special-symbol)300 5006 y("+")42 b(.................)o(..)o(...)o(..) o(...)o(..)o(...)o(..)o(.)37 b(adding-operator)3757 5255 y Ft(151)p eop 152 163 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1743 523 y Fl(sign)1743 623 y(special-symbol)0 722 y(",")42 b(.................)o(..)o(...)o(..)o(...)o(..)o(...)o(..)o(.)37 b(actual-discrimina)o(nt-)o(pa)o(rt)1743 822 y(actual-parameter-)o(lis) o(t)1743 922 y(array-type)1743 1021 y(case-constant-lis)o(t)1743 1121 y(export-list)1743 1220 y(field-value)1743 1320 y(identifier-list)1743 1420 y(import-list)1743 1519 y(indexed-constant) 1743 1619 y(indexed-function-)o(acc)o(es)o(s)1743 1719 y(indexed-variable)1743 1818 y(label-declaration)o(-pa)o(rt)1743 1918 y(read-parameter-li)o(st)1743 2017 y(readln-parameter-)o(lis)o(t) 1743 2117 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b(b\))1055 b(writestr)489 b(6.7.5.5)300 1220 y(min)n(ute)522 b(6.4.3.4)1158 b(y)n(ear)618 b(6.4.3.4)3757 5255 y Ft(175)p eop 176 187 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1597 523 y Fr(Annex)38 b(D)1558 695 y Fv(\(Informativ)n(e\))1077 949 y Fr(Errors)e(and)j(dynamic-violations)0 1121 y Fv(A)28 b(complying)f(pro)r(cessor)e(is)j(required)e(to)i(pro)n(vide)e(do)r (cumen)n(tation)i(concerning)e(its)i(treatmen)n(t)f(of)h(errors.)34 b(T)-7 b(o)0 1220 y(facilitate)34 b(the)h(pro)r(duction)f(of)g(suc)n(h) g(do)r(cumen)n(tation,)h(all)f(the)h(errors)d(sp)r(eci\014ed)i(in)h (clause)e Ft(6)h Fv(are)f(describ)r(ed)0 1320 y(again)24 b(in)h(this)h(annex.)35 b(Here,)25 b(when)h(a)e(v)-5 b(alue)25 b(of)g(t)n(yp)r(e)h(T2)e(is)h(said)g(to)g(b)r(e)g(assignmen)n (t-compatibilit)n(y-erroneous)0 1420 y(with)j(resp)r(ect)f(to)h(a)f(t)n (yp)r(e)h(T1,)f(it)h(means)f(that)h(one)f(of)h(the)g(follo)n(wing)e (four)i(statemen)n(ts)f(is)g(true)h(\(see)f Ft(6.4.6)p Fv(\).)106 1577 y(a\))h(T1)d(and)g(T2)h(are)e(compatible)i(ordinal-t)n (yp)r(es,)e(and)i(the)g(v)-5 b(alue)26 b(of)f(t)n(yp)r(e)h(T2)f(is)h (not)g(in)g(the)g(closed)f(in)n(terv)-5 b(al)208 1677 y(sp)r(eci\014ed)27 b(b)n(y)h(the)g(t)n(yp)r(e)g(T1.)101 1835 y(b\))h(T1)23 b(and)i(T2)e(are)h(compatible)g(set-t)n(yp)r(es,)g (and)g(a)g(mem)n(b)r(er)g(of)h(the)f(v)-5 b(alue)24 b(of)h(t)n(yp)r(e)f (T2)g(is)g(not)h(in)f(the)h(closed)208 1934 y(in)n(terv)-5 b(al)27 b(sp)r(eci\014ed)g(b)n(y)h(the)g(base-t)n(yp)r(e)e(of)i(the)g (t)n(yp)r(e)g(T1.)111 2092 y(c\))g(T1)h(and)h(T2)f(are)g(compatible,)h (T1)g(is)f(a)h(string-t)n(yp)r(e)f(or)g(a)g(c)n(har-t)n(yp)r(e,)g(and)h (the)g(length)g(of)g(the)g(v)-5 b(alue)30 b(of)208 2192 y(T2)d(is)g(greater)f(than)i(the)g(capacit)n(y)e(of)i(T1.)101 2350 y(d\))h(T1)e(and)g(T2)g(are)g(pro)r(duced)g(from)g(the)h(same)f (sc)n(hema,)g(but)h(not)g(with)g(the)g(same)f(tuple.)0 2507 y(Statemen)n(ts)h(a\))f(through)g(c\))h(describ)r(e)f(errors;)f (statemen)n(t)h(d\))h(describ)r(es)f(a)g(dynamic-violation.)208 2665 y Ft(D.1)110 b(6.4.2.2)208 2765 y Fv(It)21 b(is)g(an)g(error)e(if) i(an)g(in)n(teger)f(op)r(eration)g(or)g(function)i(is)f(not)g(p)r (erformed)g(according)e(to)i(the)g(mathematical)208 2864 y(rules)27 b(for)g(in)n(teger)f(arithmetic.)208 3022 y Ft(D.2)110 b(6.4.2.4)208 3122 y Fv(It)19 b(is)g(a)f (dynamic-violation)f(if)j(the)f(smallest)f(v)-5 b(alue)19 b(of)g(a)f(subrange-t)n(yp)r(e)g(is)g(greater)f(than)i(the)h(largest)d (v)-5 b(alue)208 3221 y(of)21 b(the)h(subrange-t)n(yp)r(e)d(when)j (either)f(subrange-b)r(ound)f(is)h(not)h(non)n(v)-5 b(arying)19 b(or)i(con)n(tains)f(a)h(discriminan)n(t-)208 3321 y(iden)n(ti\014er.) 208 3479 y Ft(D.3)110 b(6.4.3.4)208 3578 y Fv(It)22 b(is)g(a)g (dynamic-violation)e(to)i(attribute)g(a)g(v)-5 b(alue)22 b(to)g(the)g(selector)f(other)g(than)i(the)f(v)-5 b(alue)22 b(corresp)r(onding)208 3678 y(to)27 b(the)h(discriminan)n(t-iden)n (ti\014er)f(according)e(to)j(the)g(tuple.)208 3836 y Ft(D.4)110 b(6.4.3.6)208 3935 y Fv(If)37 b(f)g(is)f(a)h(direct-access)d (\014le-t)n(yp)r(e)j(with)g(index-t)n(yp)r(e)g(T,)g(a)f(is)g(the)h (smallest)g(v)-5 b(alue)36 b(of)h(t)n(yp)r(e)g(T,)f(and)h(b)208 4035 y(is)31 b(the)i(largest)d(v)-5 b(alue)32 b(of)g(t)n(yp)r(e)g(T,)g (it)h(is)f(an)f(error)f(if)j(f.L)f(and)g(f.R)g(are)f(de\014ned)i(and)e (length\(f.L~f.R\))i Fp(>)208 4134 y Fv(ord\(b\)-ord\(a\)+1.)208 4292 y Ft(D.5)110 b(6.4.7)208 4392 y Fv(It)29 b(is)g(an)g(error)e(if,)j (within)g(the)f(activ)-5 b(ation,)29 b(the)g(domain)g(of)g(a)g(sc)n (hema)f(con)n(tained)g(b)n(y)h(the)h(activ)-5 b(ation)28 b(is)208 4491 y(empt)n(y)-7 b(.)208 4649 y Ft(D.6)110 b(6.4.8)208 4749 y Fv(It)21 b(is)f(a)g(dynamic-violation)f(if)i(the)g (tuple)h(consisting)d(of)i(the)g(v)-5 b(alues)20 b(denoted)h(b)n(y)f (the)h(discriminan)n(t-v)-5 b(alues)208 4848 y(of)27 b(the)h(actual-discriminan)n(t-part)d(tak)n(en)i(in)h(textual)g(order)e (is)i(not)f(in)h(the)g(domain)f(of)h(the)g(sc)n(hema.)208 5006 y Ft(D.7)110 b(6.5.1)0 5255 y(176)p eop 177 188 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(The)21 b(execution)g(of)g(an)n(y)f(action,)j(op)r(eration,)e (or)f(function,)k(de\014ned)d(to)g(op)r(erate)g(on)g(a)f(v)-5 b(ariable,)22 b(is)f(an)g(error)508 623 y(if)29 b(the)h(v)-5 b(ariable)28 b(is)h(bindable)g(and,)h(as)e(a)h(result)g(of)g(the)h (binding,)f(the)h(execution)f(cannot)f(b)r(e)i(completed)508 722 y(as)c(de\014ned.)508 880 y Ft(D.8)110 b(6.5.3.2)508 980 y Fv(It)44 b(is)g(an)h(error)d(if)j(for)f(an)g(indexed-v)-5 b(ariable)43 b(closest-con)n(taining)f(an)i(arra)n(y-v)-5 b(ariable)40 b(and)45 b(a)f(single)508 1079 y(index-expression,)23 b(the)h(v)-5 b(alue)24 b(of)g(the)g(index-expression)f(is)h(assignmen)n (t-compatibilit)n(y-erroneous)c(with)508 1179 y(resp)r(ect)27 b(to)g(the)h(index-t)n(yp)r(e)g(of)f(the)h(arra)n(y-t)n(yp)r(e.)508 1337 y Ft(D.9)110 b(6.5.3.2)508 1436 y Fv(It)32 b(is)g(an)g(error)f(if) i(the)f(v)-5 b(alue)32 b(of)h(the)f(index-expression)f(in)h(an)g (indexed-v)-5 b(ariable)31 b(closest-con)n(taining)f(a)508 1536 y(string-v)-5 b(ariable)25 b(is)j(less)f(than)g(one)h(or)e (greater)g(than)i(the)g(length)f(of)h(the)g(v)-5 b(alue)27 b(of)h(the)g(string-v)-5 b(ariable.)508 1694 y Ft(D.10)109 b(6.5.3.2)508 1793 y Fv(It)19 b(is)g(an)g(error)f(to)h(alter)g(the)g (length)h(of)f(the)h(v)-5 b(alue)19 b(of)g(a)g(string-v)-5 b(ariable)17 b(when)j(a)f(reference)f(to)h(a)g(comp)r(onen)n(t)508 1893 y(of)27 b(the)h(string-v)-5 b(ariable)26 b(exists.)508 2051 y Ft(D.11)109 b(6.5.3.2)508 2150 y Fv(It)34 b(is)f(an)h(error)e (to)h(access)g(an)g(indexed-v)-5 b(ariable)33 b(when)h(the)g(string-v) -5 b(ariable,)33 b(if)i(an)n(y)-7 b(,)34 b(of)g(the)g(indexed-)508 2250 y(v)-5 b(ariable)26 b(is)i(unde\014ned.)508 2408 y Ft(D.12)109 b(6.5.3.3)508 2507 y Fv(It)33 b(is)h(an)f(error)f(unless) h(a)g(v)-5 b(arian)n(t)32 b(is)i(activ)n(e)e(for)h(the)h(en)n(tiret)n (y)f(of)h(eac)n(h)e(reference)h(and)g(access)g(to)g(eac)n(h)508 2607 y(comp)r(onen)n(t)27 b(of)g(the)h(v)-5 b(arian)n(t)27 b(of)h(a)f(record-v)-5 b(ariable.)508 2765 y Ft(D.13)109 b(6.5.4)508 2864 y Fv(It)34 b(is)h(an)f(error)e(if)j(the)g(p)r(oin)n (ter-v)-5 b(ariable)33 b(of)h(an)g(iden)n(ti\014ed-v)-5 b(ariable)34 b(either)g(denotes)g(a)g(nil-v)-5 b(alue)35 b(or)e(is)508 2964 y(unde\014ned.)508 3122 y Ft(D.14)109 b(6.5.4)508 3221 y Fv(It)35 b(is)h(an)f(error)f(to)h(remo)n(v)n(e)f (from)h(its)h(p)r(oin)n(ter-t)n(yp)r(e)f(the)h(iden)n(tifying-v)-5 b(alue)35 b(of)h(an)f(iden)n(ti\014ed-v)-5 b(ariable)508 3321 y(when)27 b(a)h(reference)e(to)i(the)g(iden)n(ti\014ed-v)-5 b(ariable)26 b(exists.)508 3479 y Ft(D.15)109 b(6.5.5)508 3578 y Fv(It)38 b(is)h(an)f(error)e(to)j(alter)e(the)i(v)-5 b(alue)39 b(of)f(a)g(\014le-v)-5 b(ariable)37 b(f)i(when)g(a)f (reference)f(to)i(the)f(bu\013er-v)-5 b(ariable)508 3678 y(f)p Fu(")o Fv(exists.)508 3836 y Ft(D.16)109 b(6.5.6)508 3935 y Fv(It)29 b(is)f(an)h(error)e(if)i(the)g(string-v)-5 b(ariable)27 b(of)i(the)g(substring-v)-5 b(ariable)27 b(is)i(unde\014ned,)g(or)f(if)i(the)f(v)-5 b(alue)29 b(of)f(an)508 4035 y(index-expression)g(in)i(a)f(substring-v)-5 b(ariable)28 b(is)h(less)g(than)h(1)g(or)f(greater)e(than)j(the)h (length)e(of)h(the)g(v)-5 b(alue)508 4134 y(of)31 b(the)g(string-v)-5 b(ariable)29 b(of)i(the)h(substring-v)-5 b(ariable,)30 b(or)g(if)i(the)f(v)-5 b(alue)31 b(of)g(the)h(\014rst)f (index-expression)e(is)508 4234 y(greater)c(than)j(the)g(v)-5 b(alue)28 b(of)f(the)h(second)f(index-expression.)508 4392 y Ft(D.17)109 b(6.5.6)508 4491 y Fv(It)23 b(is)f(an)g(error)f(to)i (alter)f(the)h(length)g(of)f(the)h(v)-5 b(alue)23 b(of)f(a)h(string-v) -5 b(ariable)20 b(when)j(a)f(reference)g(to)h(a)f(substring)508 4591 y(of)27 b(the)h(string-v)-5 b(ariable)26 b(exists.)508 4749 y Ft(D.18)109 b(6.7.3.2)508 4848 y Fv(It)27 b(is)f(an)h(error)e (if)i(the)g(v)-5 b(alue)27 b(of)f(an)n(y)g(actual)h(v)-5 b(alue)26 b(parameter)g(is)g(assignmen)n(t-compatibilit)n(y-erroneous) 508 4948 y(with)i(resp)r(ect)f(to)g(the)h(t)n(yp)r(e)g(p)r(ossessed)f (b)n(y)g(the)h(corresp)r(onding)e(formal-parameter.)3757 5255 y Ft(177)p eop 178 189 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y(D.19)109 b(6.7.3.2)208 623 y Fv(It)43 b(is)g(an)f(error)f(if)i (the)h(actual-parameters)c(con)n(tained)i(b)n(y)h(the)g(activ)-5 b(ation-p)r(oin)n(t)42 b(of)h(an)g(activ)-5 b(ation)208 722 y(corresp)r(onding)16 b(to)i(formal-parameters)e(that)i(o)r(ccur)g (in)h(a)f(single)g(v)-5 b(alue-parameter-sp)r(eci\014cation)15 b(con)n(taining)208 822 y(a)28 b(sc)n(hema-name)g(that)i(denotes)f(the) g(sc)n(hema)g(denoted)g(b)n(y)g(the)g(required)g(sc)n(hema-iden)n (ti\014er)f(string)g(are)208 922 y(string-t)n(yp)r(e)e(or)h(c)n(har-t)n (yp)r(e)f(v)-5 b(alues)27 b(with)i(di\013ering)e(lengths.)208 1079 y Ft(D.20)109 b(6.7.3.2)208 1179 y Fv(It)18 b(is)h(a)e (dynamic-violation)g(if)i(the)g(underlying-t)n(yp)r(es)e(of)i(the)f(t)n (yp)r(es)h(of)f(the)h(actual-parameters)c(corresp)r(onding)208 1279 y(to)32 b(a)h(parameter-form,)f(that)i(is)e(in)i(a)e(v)-5 b(alue-parameter-sp)r(eci\014cation)31 b(and)h(that)i(con)n(tains)e(a)g (sc)n(hema-)208 1378 y(name)27 b(not)h(denoting)f(the)h(sc)n(hema)f (string,)g(are)f(not)i(pro)r(duced)f(from)g(a)g(sc)n(hema)g(with)h(the) g(same)f(tuple.)208 1536 y Ft(D.21)109 b(6.7.3.3)208 1636 y Fv(It)20 b(is)h(a)e(dynamic-violation)g(if)i(the)g(underlying-t) n(yp)r(es)e(of)i(the)f(t)n(yp)r(es)h(p)r(ossessed)e(b)n(y)h(the)h (formal-parameter)208 1735 y(and)27 b(actual-parameter)e(are)i(pro)r (duced)g(from)g(the)h(same)f(sc)n(hema,)g(but)h(not)g(with)g(the)g (same)f(tuple.)208 1893 y Ft(D.22)109 b(6.7.3.5)208 1993 y Fv(It)22 b(is)f(a)g(dynamic-violation)f(if)j(the)f(t)n(yp)r(e)g (denoted)f(b)n(y)h(the)g(result-t)n(yp)r(e)f(closest-con)n(tained)f(b)n (y)h(the)h(formal-)208 2092 y(parameter-section)27 b(and)j(the)g(t)n (yp)r(e)g(of)g(the)g(function)h(are)d(pro)r(duced)i(from)f(the)i(same)e (sc)n(hema,)h(but)g(not)208 2192 y(with)e(the)g(same)f(tuple.)208 2350 y Ft(D.23)109 b(6.7.3.6)208 2449 y Fv(It)37 b(is)h(a)f (dynamic-violation)f(if)i(the)f(t)n(yp)r(e-name)h(in)f(the)h (parameter-form)d(of)j(eac)n(h)e(v)-5 b(alue-parameter-)208 2549 y(sp)r(eci\014cation)27 b(denotes)g(a)g(t)n(yp)r(e)h(pro)r(duced)f (from)h(the)g(same)f(sc)n(hema)f(but)j(not)e(with)h(the)g(same)f (tuple.)208 2707 y Ft(D.24)109 b(6.7.3.6)208 2806 y Fv(It)29 b(is)h(a)e(dynamic-violation)g(if)i(the)g(t)n(yp)r(e-name)f(in)h(the)f (parameter-form)e(of)j(eac)n(h)e(v)-5 b(ariable-parameter-)208 2906 y(sp)r(eci\014cation)27 b(denotes)g(a)g(t)n(yp)r(e)h(pro)r(duced)f (from)h(the)g(same)f(sc)n(hema)f(but)j(not)e(with)h(the)g(same)f (tuple.)208 3064 y Ft(D.25)109 b(6.7.3.7.1)208 3163 y Fv(It)23 b(is)f(an)h(error)e(if)i(the)g(conforman)n(t-actual-v)-5 b(ariables)19 b(corresp)r(onding)i(to)i(formal-parameters)d(that)j(o)r (ccur)208 3263 y(in)32 b(a)g(single)g(v)-5 b(alue-conforman)n(t-arra)n (y-sp)r(eci\014cation)28 b(p)r(ossess)j(\014xed-string-t)n(yp)r(es)g (that)i(ha)n(v)n(e)e(di\013eren)n(t)208 3362 y(capacities)26 b(or)h(that)h(are)e(not)i(conformable)e(with)i(the)g(conforman)n (t-arra)n(y-form.)208 3520 y Ft(D.26)109 b(6.7.3.7.2)208 3620 y Fv(It)26 b(is)h(an)f(error)f(if)i(the)g(v)-5 b(alue)26 b(parameter)f(is)i(assignmen)n(t-compatibilit)n(y-erroneous)22 b(with)27 b(resp)r(ect)f(to)h(the)208 3719 y(t)n(yp)r(e)g(p)r(ossessed) g(b)n(y)g(the)h(conforman)n(t-actual-v)-5 b(ariable.)208 3877 y Ft(D.27)109 b(6.7.3.8)208 3977 y Fv(A)n(t)30 b(an)n(y)f(place)h (where)g(the)g(rule)g(of)g(conformabilit)n(y)f(is)h(used,)h(it)f(is)g (an)g(error)e(if)j(the)g(smallest)e(or)g(largest)208 4076 y(v)-5 b(alue)18 b(sp)r(eci\014ed)i(b)n(y)e(the)i(index-t)n(yp)r (e)e(of)h(an)g(arra)n(y-t)n(yp)r(e)d(with)k(a)f(single)f(index-t)n(yp)r (e)h(lies)g(outside)f(the)i(closed)208 4176 y(in)n(terv)-5 b(al)23 b(sp)r(eci\014ed)h(b)n(y)f(the)h(t)n(yp)r(e)g(denoted)g(b)n(y)f (the)h(ordinal-t)n(yp)r(e-name)e(of)i(the)g(index-t)n(yp)r(e-sp)r (eci\014cation)208 4276 y(of)j(a)g(conforman)n(t-arra)n(y-form)c (closest-con)n(taining)j(a)h(single)g(index-t)n(yp)r(e-sp)r (eci\014cation.)208 4433 y Ft(D.28)109 b(6.7.5.2)208 4533 y Fv(When)28 b(extend\(f)6 b(\))29 b(is)e(activ)-5 b(ated,)28 b(it)g(is)f(an)h(error)d(if)j(either)g(f0.L)f(or)g(f0.R)h (is)f(unde\014ned.)208 4691 y Ft(D.29)109 b(6.7.5.2)208 4790 y Fv(When)30 b(put\(f)6 b(\))32 b(is)e(activ)-5 b(ated,)31 b(it)f(is)g(an)g(error)e(if)j(f0.M)f(is)g(not)g(Generation)f (or)g(Up)r(date;)j(if)f(either)f(f0.L)g(or)208 4890 y(f0.R)d(is)h (unde\014ned;)g(if)g(f0)p Fu(")f Fv(is)h(unde\014ned;)g(or)f(if)h(f0.R) f Fp(<>)g Fv(S\()h(\),)g(and)g(f)g(is)f(not)h(a)f(direct-access)f (\014le-t)n(yp)r(e.)0 5255 y Ft(178)p eop 179 190 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y(D.30)109 b(6.7.5.2)508 623 y Fv(When)29 b(up)r(date\(f)6 b(\))31 b(is)d(activ)-5 b(ated,)29 b(it)h(is)e(an)h(error)e(if)i(f0.M)g (is)g(not)f(Generation)g(or)g(Up)r(date,)i(if)f(either)g(f0.L)508 722 y(or)d(f0.R)i(is)f(unde\014ned,)i(if)f(f0)p Fu(")f Fv(is)g(unde\014ned,)i(or)d(if)i(f)h(is)e(not)h(a)f(direct-access)f (\014le-t)n(yp)r(e.)508 880 y Ft(D.31)109 b(6.7.5.2)508 980 y Fv(When)28 b(reset\(f)6 b(\))28 b(is)g(activ)-5 b(ated,)27 b(it)h(is)g(an)f(error)f(if)i(either)f(f0.L)h(or)e(f0.R)i (is)g(unde\014ned.)508 1137 y Ft(D.32)109 b(6.7.5.2)508 1237 y Fv(When)32 b(get\(f)6 b(\))34 b(is)e(activ)-5 b(ated,)34 b(it)f(is)f(an)g(error)e(if)j(f0.M)g(is)f(not)g(Insp)r (ection)h(or)e(Up)r(date,)k(if)d(either)h(f0.L)f(or)508 1337 y(f0.R)27 b(is)h(unde\014ned,)g(or)f(if)h(f0.R)g(=)f(S\()h(\).)508 1494 y Ft(D.33)109 b(6.7.5.2)508 1594 y Fv(When)30 b(SeekW)-7 b(rite\(f,n\))31 b(is)e(activ)-5 b(ated,)30 b(it)g(is)g(an)f(error)f (if)i(either)g(f0.L)f(or)g(f0.R)h(is)f(unde\014ned,)i(if)f(\(ord\(n\)-) 508 1694 y(ord\(a\)\))18 b Fp(<)g Fv(0,)h(if)g(length\(f0.L~f0.R\))g Fp(<)f Fv(\(ord\(n\)-ord\(a\)\),)h(or)f(if)h(n)f(is)h(assignmen)n (t-compatibilit)n(y-erroneous)508 1793 y(with)28 b(resp)r(ect)f(to)g (T.)508 1951 y Ft(D.34)109 b(6.7.5.2)508 2051 y Fv(When)31 b(SeekRead\(f,n\))g(is)g(activ)-5 b(ated,)31 b(it)g(is)g(an)f(error)f (if)i(either)g(f0.L)g(or)e(f0.R)i(is)g(unde\014ned,)h(if)f(\(ord\(n\)-) 508 2150 y(ord\(a\)\))18 b Fp(<)g Fv(0,)h(if)g(length\(f0.L~f0.R\))g Fp(<)f Fv(\(ord\(n\)-ord\(a\)\),)h(or)f(if)h(n)f(is)h(assignmen)n (t-compatibilit)n(y-erroneous)508 2250 y(with)28 b(resp)r(ect)f(to)g (T.)508 2408 y Ft(D.35)109 b(6.7.5.2)508 2507 y Fv(When)26 b(SeekUp)r(date\(f,n\))h(is)e(activ)-5 b(ated,)26 b(it)g(is)g(an)f (error)f(if)i(either)g(f0.L)f(or)g(f0.R)h(is)f(unde\014ned,)i(if)f (\(ord\(n\)-)508 2607 y(ord\(a\)\))18 b Fp(<)g Fv(0,)h(if)g (length\(f0.L~f0.R\))g Fp(<)f Fv(\(ord\(n\)-ord\(a\)\),)h(or)f(if)h(n)f (is)h(assignmen)n(t-compatibilit)n(y-erroneous)508 2707 y(with)28 b(resp)r(ect)f(to)g(T.)508 2864 y Ft(D.36)109 b(6.7.5.2)508 2964 y Fv(When)30 b(read\(f,v\))g(is)g(activ)-5 b(ated,)31 b(with)f(f,)i(a)d(\014le-v)-5 b(ariable)29 b(p)r(ossessing)g(a)h(t)n(yp)r(e)g(other)f(than)i(that)f(denoted)508 3064 y(b)n(y)22 b(text,)i(and)f(v,)h(a)e(v)-5 b(ariable-access,)22 b(it)h(is)g(an)f(error)f(if)j(f0.M)f(is)g(not)f(Insp)r(ection)i(or)e (Up)r(date,)i(if)f(either)g(f0.L)508 3163 y(or)j(f0.R)i(is)g (unde\014ned,)g(if)g(f0.R)g(=)f(S\()i(\),)f(or)f(if)h(the)g(v)-5 b(alue)27 b(of)h(f)p Fu(")g Fv(is)f(assignmen)n(t-compatibilit)n (y-erroneous)508 3263 y(with)h(resp)r(ect)f(to)g(the)h(t)n(yp)r(e)g(of) g(v.)508 3421 y Ft(D.37)109 b(6.7.5.2)508 3520 y Fv(When)29 b(write\(f,e\))g(is)g(activ)-5 b(ated,)29 b(with)g(f,)g(a)f(\014le-v)-5 b(ariable)28 b(p)r(ossessing)f(a)h(t)n(yp)r(e)h(other)f(than)h(that)g (denoted)508 3620 y(b)n(y)23 b(text,)j(and)e(e,)h(an)f(expression,)f (it)i(is)f(an)g(error)e(if)i(f0.M)h(is)f(not)g(either)g(Generation)f (or)h(Up)r(date;)i(if)e(either)508 3719 y(f0.L)32 b(or)g(f0.R)h(is)f (unde\014ned;)k(if)d(e)g(is)f(unde\014ned;)k(if)d(f0.R)g Fp(<>)f Fv(S\()h(\),)h(and)f(f)g(is)f(not)h(a)f(direct-access)f (\014le;)508 3819 y(or)h(if)h(the)h(v)-5 b(alue)33 b(of)g(the)g (expression)f(e)h(is)g(assignmen)n(t-compatibilit)n(y-erroneous)c(with) 34 b(resp)r(ect)f(to)g(the)508 3919 y(comp)r(onen)n(t-t)n(yp)r(e)27 b(of)g(the)h(\014le-t)n(yp)r(e)g(of)f(f.)508 4076 y Ft(D.38)109 b(6.7.5.3)508 4176 y Fv(When)29 b(new\(p,c)1032 4188 y Fj(1)1070 4176 y Fv(,...,c)1222 4188 y Fi(n)1267 4176 y Fv(\))h(is)f(activ)-5 b(ated,)30 b(it)g(is)f(an)g(error)e(if)j(a)f(v) -5 b(arian)n(t)29 b(of)g(a)g(v)-5 b(arian)n(t-part)27 b(within)j(the)g(new)508 4276 y(v)-5 b(ariable)38 b(b)r(ecomes)h(activ) n(e,)j(and)d(a)g(di\013eren)n(t)g(v)-5 b(arian)n(t)39 b(of)g(the)h(v)-5 b(arian)n(t-part)37 b(is)j(one)f(of)g(the)h(sp)r (eci\014ed)508 4375 y(v)-5 b(arian)n(ts.)508 4533 y Ft(D.39)109 b(6.7.5.3)508 4633 y Fv(When)22 b(new\(p,d)1034 4645 y Fj(1)1071 4633 y Fv(,...,d)1232 4645 y Fi(s)1268 4633 y Fv(\))g(is)g(activ)-5 b(ated,)22 b(it)g(is)g(a)f(dynamic-violation)f (if)i(the)f(tuple)h(consisting)f(of)h(the)f(v)-5 b(alues)508 4732 y(of)28 b(the)h(expressions)d(d)1226 4744 y Fj(1)1264 4732 y Fv(,...,d)1425 4744 y Fi(s)1489 4732 y Fv(tak)n(en)i(in)g (textual)h(order)e(is)h(not)g(in)h(the)g(domain)f(of)g(the)h(sc)n(hema) e(denoted)508 4832 y(b)n(y)g(the)h(sc)n(hema-iden)n(ti\014er)e(of)i (the)g(domain-t)n(yp)r(e)f(of)g(the)h(p)r(oin)n(ter-t)n(yp)r(e)f(p)r (ossessed)g(b)n(y)g(p.)508 4990 y Ft(D.40)109 b(6.7.5.3)3757 5255 y(179)p eop 180 191 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y Fv(When)26 b(disp)r(ose\(q\))g(is)g(activ)-5 b(ated,)26 b(it)h(is)e(an)h(error)e(if)j(the)f(iden)n(tifying-v)-5 b(alue)26 b(had)f(b)r(een)i(created)e(using)h(the)208 623 y(form)h(new\(p,c)685 635 y Fj(1)722 623 y Fv(,...,c)874 635 y Fi(n)920 623 y Fv(\).)208 780 y Ft(D.41)109 b(6.7.5.3)208 880 y Fv(When)23 b(disp)r(ose\(q,k)850 892 y Fj(1)887 880 y Fv(,...,k)1046 892 y Fi(m)1109 880 y Fv(\))h(is)f(activ)-5 b(ated,)24 b(it)f(is)h(an)e(error)g(unless)h(the)g(v)-5 b(ariable)22 b(had)h(b)r(een)h(created)e(using)208 980 y(the)28 b(form)f(new\(p,c)828 992 y Fj(1)865 980 y Fv(,...,c)1017 992 y Fi(n)1063 980 y Fv(\))h(and)f(m)h(is)g(equal)f(to)g(n.)208 1137 y Ft(D.42)109 b(6.7.5.3)208 1237 y Fv(When)32 b(disp)r(ose\(q,k) 859 1249 y Fj(1)896 1237 y Fv(,...,k)1055 1249 y Fi(m)1118 1237 y Fv(\))g(is)f(activ)-5 b(ated,)33 b(it)f(is)f(an)h(error)d(if)k (the)f(v)-5 b(arian)n(ts)30 b(in)i(the)g(v)-5 b(ariable)31 b(iden)n(ti\014ed)208 1337 y(b)n(y)40 b(the)g(p)r(oin)n(ter)g(v)-5 b(alue)40 b(of)h(q)f(are)f(di\013eren)n(t)h(from)g(those)g(sp)r (eci\014ed)h(b)n(y)f(the)g(v)-5 b(alues)40 b(denoted)h(b)n(y)f(the)208 1436 y(case-constan)n(ts)25 b(k)795 1448 y Fj(1)832 1436 y Fv(,...,k)991 1448 y Fi(m)1054 1436 y Fv(.)208 1594 y Ft(D.43)109 b(6.7.5.3)208 1694 y Fv(When)26 b(either)f(disp)r (ose\(q\))h(or)f(disp)r(ose\(q,k)1582 1706 y Fj(1)1618 1694 y Fv(,...,k)1777 1706 y Fi(m)1841 1694 y Fv(\))h(is)f(activ)-5 b(ated,)26 b(it)g(is)g(an)f(error)f(if)i(q)f(has)g(a)h(nil-v)-5 b(alue)25 b(or)208 1793 y(is)i(unde\014ned.)208 1951 y Ft(D.44)109 b(6.7.5.3)208 2051 y Fv(It)27 b(is)f(an)h(error)e(if)i(a) g(v)-5 b(ariable)25 b(created)h(using)h(the)g(form)g(new\(p,c)2277 2063 y Fj(1)2314 2051 y Fv(,...,c)2466 2063 y Fi(n)2512 2051 y Fv(\))g(is)g(accessed)e(b)n(y)i(the)g(iden)n(ti\014ed-)208 2150 y(v)-5 b(ariable)40 b(of)h(the)g(v)-5 b(ariable-access)39 b(of)i(a)g(primary)-7 b(,)43 b(of)f(an)e(assignmen)n(t-statemen)n(t,)k (or)c(of)h(an)g(actual-)208 2250 y(parameter.)208 2408 y Ft(D.45)109 b(6.7.5.4)208 2507 y Fv(When)42 b(pac)n(k\(a,i,z\))e(is)i (activ)-5 b(ated,)45 b(it)c(is)h(an)f(error)f(if)h(the)h(v)-5 b(alue)42 b(of)f(i)h(is)f(assignmen)n(t-compatibilit)n(y-)208 2607 y(erroneous)25 b(with)j(resp)r(ect)g(to)f(the)h(index-t)n(yp)r(e)f (of)h(the)g(t)n(yp)r(e)g(of)f(a.)208 2765 y Ft(D.46)109 b(6.7.5.4)208 2864 y Fv(When)29 b(pac)n(k\(a,i,z\))f(is)g(activ)-5 b(ated,)29 b(it)g(is)g(an)f(error)f(if)i(an)n(y)f(of)h(the)g(comp)r (onen)n(ts)f(of)g(a)h(are)e(b)r(oth)i(unde\014ned)208 2964 y(and)e(accessed.)208 3122 y Ft(D.47)109 b(6.7.5.4)208 3221 y Fv(When)28 b(pac)n(k\(a,i,z\))f(is)g(activ)-5 b(ated,)28 b(it)g(is)f(an)g(error)f(if)i(the)g(index-t)n(yp)r(e)g(of)f (the)h(t)n(yp)r(e)g(of)g(a)f(is)g(exceeded.)208 3379 y Ft(D.48)109 b(6.7.5.4)208 3479 y Fv(When)35 b(unpac)n(k\(z,a,i\))g (is)g(activ)-5 b(ated,)36 b(it)g(is)f(an)f(error)f(if)j(the)f(v)-5 b(alue)35 b(of)g(i)g(is)g(assignmen)n(t-compatibilit)n(y-)208 3578 y(erroneous)25 b(with)j(resp)r(ect)g(to)f(the)h(index-t)n(yp)r(e)f (of)h(the)g(t)n(yp)r(e)g(of)f(a.)208 3736 y Ft(D.49)109 b(6.7.5.4)208 3836 y Fv(When)28 b(unpac)n(k\(z,a,i\))f(is)g(activ)-5 b(ated,)28 b(it)g(is)f(an)h(error)d(if)j(an)n(y)f(of)h(the)g(comp)r (onen)n(ts)f(of)g(z)h(are)f(unde\014ned.)208 3993 y Ft(D.50)109 b(6.7.5.4)208 4093 y Fv(When)28 b(unpac)n(k\(z,a,i\))f(is)g(activ)-5 b(ated,)28 b(it)g(is)f(an)h(error)d(if)j(the)g(index-t)n(yp)r(e)g(of)f (the)h(t)n(yp)r(e)g(of)g(a)f(is)g(exceeded.)208 4251 y Ft(D.51)109 b(6.7.5.5)208 4350 y Fv(When)36 b(readstr\(e,v)850 4362 y Fj(1)886 4350 y Fv(,...,v)1045 4362 y Fi(n)1091 4350 y Fv(\))g(is)g(activ)-5 b(ated,)39 b(it)d(is)g(an)g(error)f(if)h (the)h(equiv)-5 b(alen)n(t)36 b(of)g(eof\(f)6 b(\))38 b(is)e(true)g(up)r(on)208 4450 y(completion.)208 4608 y Ft(D.52)109 b(6.7.5.5)208 4707 y Fv(When)34 b(writestr\(s,p)873 4719 y Fj(1)910 4707 y Fv(,...,p)1071 4719 y Fi(n)1116 4707 y Fv(\))g(is)g(activ)-5 b(ated,)35 b(it)f(is)f(an)h(error)e(if)i (an)n(y)f(of)g(the)h(write-parameters)e(accesses)208 4807 y(the)c(referenced)e(string-v)-5 b(ariable.)208 4965 y Ft(D.53)109 b(6.7.5.5)0 5255 y(180)p eop 181 192 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(When)f(writestr\(s,p)1170 535 y Fj(1)1207 523 y Fv(,...,p)1368 535 y Fi(n)1413 523 y Fv(\))g(is)g(activ)-5 b(ated,)31 b(it)h(is)e(an)h(error)d(if)k(the)f(equiv)-5 b(alen)n(t)30 b(of)h(eoln\(f)6 b(\))32 b(is)e(false)h(up)r(on)508 623 y(completion.)508 780 y Ft(D.54)109 b(6.7.5.6)508 880 y Fv(When)29 b(bind\(f,b\))h(is)f(activ)-5 b(ated,)29 b(it)g(is)g(a)f(dynamic-violation)f(if)j(the)f(v)-5 b(ariable)27 b(f)j(is)e(already)g(b)r(ound)h(to)f(an)508 980 y(external)e(en)n(tit)n (y)-7 b(.)508 1137 y Ft(D.55)109 b(6.7.5.6)508 1237 y Fv(When)40 b(bind\(f,b\))i(is)e(activ)-5 b(ated,)44 b(it)c(is)g(a)g (dynamic-violation)f(if)i(the)f(v)-5 b(ariable)40 b(f,)k(whic)n(h)c(p)r (ossesses)e(a)508 1337 y(\014le-t)n(yp)r(e,)27 b(do)r(es)g(not)h(p)r (ossess)f(the)h(bindabilit)n(y)f(that)h(is)g(bindable.)508 1494 y Ft(D.56)109 b(6.7.5.6)508 1594 y Fv(When)38 b(un)n(bind\(f)6 b(\))41 b(is)d(activ)-5 b(ated,)41 b(it)e(is)f(a)g(dynamic-violation)f (if)i(the)f(v)-5 b(ariable)38 b(f,)j(whic)n(h)e(p)r(ossesses)d(a)508 1694 y(\014le-t)n(yp)r(e,)27 b(do)r(es)g(not)h(p)r(ossess)f(the)h (bindabilit)n(y)f(that)h(is)g(bindable.)508 1851 y Ft(D.57)109 b(6.7.6.2)508 1951 y Fv(F)-7 b(rom)23 b(the)g(v)-5 b(alue)24 b(of)f(in)n(teger-t)n(yp)r(e)g(or)f(real-t)n(yp)r(e)h(of)g(the)h (expression)e(x,)i(sqr\(x\))f(computes)g(a)g(v)-5 b(alue,)25 b(if)f(an)n(y)-7 b(,)508 2051 y(of)27 b(the)i(same)e(t)n(yp)r(e,)h(for) f(the)h(square)f(of)h(x.)37 b(When)29 b(sqr\(x\))e(is)h(activ)-5 b(ated,)27 b(it)i(is)e(an)h(error)e(if)i(no)g(suc)n(h)f(v)-5 b(alue)508 2150 y(exists.)508 2308 y Ft(D.58)109 b(6.7.6.2)508 2408 y Fv(F)-7 b(rom)33 b(the)h(v)-5 b(alue)33 b(of)h(real-t)n(yp)r(e)e (of)i(the)g(expression)e(x,)j(ln\(x\))f(computes)g(a)f(v)-5 b(alue)34 b(of)f(real-t)n(yp)r(e)g(for)g(the)508 2507 y(natural)28 b(logarithm)g(of)h(x,)g(if)h(x)f(is)g(greater)e(than)i (zero.)40 b(When)30 b(ln\(x\))g(is)e(activ)-5 b(ated,)30 b(it)f(is)g(an)g(error)e(if)j(the)508 2607 y(v)-5 b(alue)27 b(of)h(the)g(expression)e(x)h(is)h(not)f(greater)f(than)i(zero.)508 2765 y Ft(D.59)109 b(6.7.6.2)508 2864 y Fv(F)-7 b(rom)30 b(the)g(v)-5 b(alue)31 b(of)f(complex-t)n(yp)r(e)g(of)g(the)h (expression)e(x,)i(ln\(x\))h(computes)e(a)g(v)-5 b(alue)30 b(of)h(complex-t)n(yp)r(e)508 2964 y(for)26 b(the)h(natural)f (logarithm)g(of)h(x,)g(if)h(x)f(is)f(not)h(equal)g(to)g(zero.)35 b(When)28 b(ln\(x\))f(is)g(activ)-5 b(ated,)27 b(it)h(is)e(an)h(error) 508 3064 y(if)h(the)g(v)-5 b(alue)27 b(of)h(the)g(expression)e(x)h(is)h (equal)f(to)g(zero.)508 3221 y Ft(D.60)109 b(6.7.6.2)508 3321 y Fv(F)-7 b(rom)28 b(the)i(v)-5 b(alue)29 b(of)g(real-t)n(yp)r(e)f (of)h(the)h(expression)d(x,)j(sqrt\(x\))f(computes)g(a)g(v)-5 b(alue)29 b(of)g(real-t)n(yp)r(e)f(for)h(the)508 3421 y(non-negativ)n(e)d(square)i(ro)r(ot)f(of)i(x,)g(if)g(x)f(is)h(not)f (negativ)n(e.)39 b(When)29 b(sqrt\(x\))f(is)h(activ)-5 b(ated,)28 b(it)h(is)g(an)f(error)f(if)508 3520 y(the)h(v)-5 b(alue)27 b(of)h(the)g(expression)e(x)h(is)h(negativ)n(e.)508 3678 y Ft(D.61)109 b(6.7.6.3)508 3777 y Fv(F)-7 b(rom)28 b(the)h(v)-5 b(alue)28 b(of)h(real-t)n(yp)r(e)e(of)i(the)g(expression)e (x,)i(trunc\(x\))g(computes)f(a)h(v)-5 b(alue,)28 b(if)i(an)n(y)-7 b(,)28 b(of)g(in)n(teger-)508 3877 y(t)n(yp)r(e,)c(suc)n(h)g(that)g(if) g(x)f(is)h(p)r(ositiv)n(e)f(or)g(zero)g(then)h(0)f Fp(<)p Fv(=)g(x)p Fu(\000)p Fv(trunc\(x\))g Fp(<)h Fv(1;)g(otherwise,)g Fu(\000)p Fv(1)f Fp(<)g Fv(x)p Fu(\000)p Fv(trunc\(x\))508 3977 y Fp(<)p Fv(=)j(0.)37 b(When)28 b(trunc\(x\))g(is)f(activ)-5 b(ated,)28 b(it)g(is)g(an)f(error)e(if)k(no)e(suc)n(h)g(v)-5 b(alue)28 b(exists.)508 4134 y Ft(D.62)109 b(6.7.6.3)508 4234 y Fv(F)-7 b(rom)27 b(the)h(v)-5 b(alue)27 b(of)g(real-t)n(yp)r(e)g (of)g(the)h(expression)e(x,)i(round\(x\))f(computes)g(a)g(v)-5 b(alue,)28 b(if)g(an)n(y)-7 b(,)27 b(of)g(in)n(teger-)508 4334 y(t)n(yp)r(e,)g(suc)n(h)g(that)g(if)h(x)f(is)g(p)r(ositiv)n(e)g (or)f(zero)h(then)g(round\(x\))g(is)g(equiv)-5 b(alen)n(t)27 b(to)g(trunc\(x+0.5\);)g(otherwise,)508 4433 y(round\(x\))i(is)h(equiv) -5 b(alen)n(t)30 b(to)g(trunc\(x)p Fu(\000)p Fv(0.5\).)43 b(When)30 b(round\(x\))g(is)g(activ)-5 b(ated,)30 b(it)h(is)f(an)f (error)f(if)j(no)e(suc)n(h)508 4533 y(v)-5 b(alue)27 b(exists.)508 4691 y Ft(D.63)109 b(6.7.6.3)508 4790 y Fv(F)-7 b(rom)32 b(the)i(v)-5 b(alue)33 b(of)g(unpac)n(k)n (ed-canonical-set-of-T-t)n(yp)r(e)c(or)j(pac)n(k)n (ed-canonical-set-of-T-t)n(yp)r(e)d(of)k(the)508 4890 y(expression)23 b(x,)i(card\(x\))g(computes)g(a)f(v)-5 b(alue)25 b(of)g(in)n(teger-t)n(yp)r(e)f(for)g(the)h(n)n(um)n(b)r(er)g (of)g(mem)n(b)r(ers)f(in)i(x.)36 b(When)508 4990 y(card\(x\))27 b(is)g(activ)-5 b(ated,)28 b(it)g(is)f(an)g(error)f(if)i(no)g(suc)n(h)f (v)-5 b(alue)27 b(exists.)3757 5255 y Ft(181)p eop 182 193 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y(D.64)109 b(6.7.6.4)208 623 y Fv(F)-7 b(rom)21 b(the)i(v)-5 b(alue)22 b(of)g(in)n(teger-t)n(yp)r(e)g(of)g(the)g(expression)f(x,)j (c)n(hr\(x\))d(computes)i(a)e(v)-5 b(alue,)24 b(if)f(an)n(y)-7 b(,)22 b(of)g(c)n(har-t)n(yp)r(e)208 722 y(that)k(is)g(the)h(v)-5 b(alue)26 b(whose)f(ordinal)g(n)n(um)n(b)r(er)h(is)g(equal)g(to)g(the)g (v)-5 b(alue)26 b(of)g(the)h(expression)d(x.)37 b(When)26 b(c)n(hr\(x\))208 822 y(is)h(activ)-5 b(ated,)28 b(it)g(is)f(an)g (error)f(if)i(no)f(suc)n(h)h(v)-5 b(alue)27 b(exists.)208 980 y Ft(D.65)109 b(6.7.6.4)208 1079 y Fv(F)-7 b(rom)42 b(the)i(v)-5 b(alue)43 b(of)g(ordinal-t)n(yp)r(e)f(of)h(the)g (expression)f(x,)47 b(and)c(the)h(v)-5 b(alue)43 b(of)g(in)n(teger-t)n (yp)r(e)f(of)h(the)208 1179 y(expression)18 b(k,)k(succ\(x,k\))e (computes)g(a)g(v)-5 b(alue,)22 b(if)f(an)n(y)-7 b(,)21 b(of)f(the)h(same)e(ordinal-t)n(yp)r(e)g(whose)h(ordinal)f(n)n(um)n(b)r (er)208 1279 y(is)27 b(ord\(x\))g(+)h(k.)36 b(When)28 b(succ\(x,k\))g(is)g(activ)-5 b(ated,)27 b(it)h(is)g(an)f(error)e(if)k (no)e(suc)n(h)g(v)-5 b(alue)28 b(exists.)208 1436 y Ft(D.66)109 b(6.7.6.5)208 1536 y Fv(When)28 b(eof\(f)6 b(\))29 b(is)e(activ)-5 b(ated,)28 b(it)g(is)f(an)g(error)f(if)i(f)g(is)g(unde\014ned.)208 1694 y Ft(D.67)109 b(6.7.6.5)208 1793 y Fv(When)28 b(eoln\(f)6 b(\))28 b(is)g(activ)-5 b(ated,)27 b(it)h(is)g(an)f(error)f(if)i(f)g (is)f(unde\014ned)i(or)d(if)i(eof\(f)6 b(\))29 b(is)f(true.)208 1951 y Ft(D.68)109 b(6.7.6.5)208 2051 y Fv(When)28 b(empt)n(y\(f)6 b(\))29 b(is)e(activ)-5 b(ated,)28 b(it)g(is)f(an)h(error)d(if)j(f)g (is)g(unde\014ned.)208 2208 y Ft(D.69)109 b(6.7.6.6)208 2308 y Fv(When)27 b(p)r(osition\(f)6 b(\))29 b(is)e(activ)-5 b(ated,)27 b(it)h(is)f(an)g(error)f(if)i(f)f(is)h(unde\014ned)f(or)g (if)h(the)f(v)-5 b(alue)28 b(of)f(p)r(osition\(f)6 b(\))28 b(do)r(es)208 2408 y(not)f(exist.)208 2565 y Ft(D.70)109 b(6.7.6.6)208 2665 y Fv(When)19 b(LastP)n(osition\(f)6 b(\))18 b(is)h(activ)-5 b(ated,)21 b(it)e(is)g(an)f(error)f(if)j(f)f (is)g(unde\014ned)g(or)f(if)i(the)f(v)-5 b(alue)19 b(of)g(LastP)n (osition\(f)6 b(\))208 2765 y(do)r(es)27 b(not)g(exist.)208 2922 y Ft(D.71)109 b(6.7.6.7)208 3022 y Fv(When)25 b(substr\(s,i,j\))g (is)f(activ)-5 b(ated,)25 b(it)g(is)g(an)f(error)f(if)i(the)g(v)-5 b(alue)24 b(of)g(i)h(is)g(less)f(than)g(or)g(equal)g(to)h(zero,)f(if)h (the)208 3122 y(v)-5 b(alue)28 b(of)g(j)h(is)f(less)g(than)h(zero,)e (or)h(if)h(the)f(v)-5 b(alue)29 b(of)f(\(i\)+\(j\))p Fu(\000)p Fv(1)h(is)f(greater)e(than)j(the)g(length)f(of)g(the)h(v)-5 b(alue)208 3221 y(of)27 b(s.)208 3379 y Ft(D.72)109 b(6.7.6.8)208 3479 y Fv(When)37 b(binding\(f)6 b(\))39 b(is)d(activ)-5 b(ated,)40 b(it)d(is)g(a)f(dynamic-violation)g(if)h(the)g(v)-5 b(ariable)36 b(f,)k(whic)n(h)d(p)r(ossesses)e(a)208 3578 y(\014le-t)n(yp)r(e,)27 b(do)r(es)g(not)h(p)r(ossess)f(the)h (bindabilit)n(y)f(that)h(is)g(bindable.)208 3736 y Ft(D.73)109 b(6.7.6.9)208 3836 y Fv(When)28 b(date\(t\))h(is)e(activ)-5 b(ated,)28 b(it)h(is)e(an)h(error)e(if)i(the)h(v)-5 b(alues)27 b(of)h(the)g(\014elds)g Ft(Da)m(y)p Fv(,)i Ft(Mon)m(th)p Fv(,)e(and)f Ft(Y)-8 b(ear)29 b Fv(of)208 3935 y(the)f(v)-5 b(alue)27 b(of)h(t)g(do)f(not)g(represen)n(t)g(a)g(v)-5 b(alid)28 b(calendar)e(date.)208 4093 y Ft(D.74)109 b(6.8.1)208 4193 y Fv(It)36 b(is)f(an)h(error)d(to)j(compute)g(the)g(v)-5 b(alue)35 b(of)h(an)f(expression)g(that)h(con)n(tains)e(a)i(v)-5 b(ariable)34 b(denoted)i(b)n(y)f(a)208 4292 y(v)-5 b(ariable-access)24 b(of)k(a)f(primary)g(that)h(is)f(unde\014ned)h(at)g(the)g(time)g(of)f (its)h(use.)208 4450 y Ft(D.75)109 b(6.8.3.2)208 4550 y Fv(F)-7 b(or)27 b(a)g(term)g(of)h(the)g(form)f(x/y)-7 b(,)27 b(it)h(is)g(an)f(error)e(if)k(the)f(v)-5 b(alue)27 b(of)h(y)f(is)h(zero.)208 4707 y Ft(D.76)109 b(6.8.3.2)208 4807 y Fv(F)-7 b(or)27 b(a)g(term)g(of)h(the)g(form)f(i)h(div)f(j,)i (it)f(is)f(an)g(error)f(if)i(the)g(v)-5 b(alue)28 b(of)f(j)h(is)g (zero.)208 4965 y Ft(D.77)109 b(6.8.3.2)0 5255 y(182)p eop 183 194 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(F)-7 b(or)27 b(a)g(term)g(of)h(the)g(form)f(i)h(mo)r(d)g(j,)g (it)g(is)f(an)h(error)d(if)j(the)g(v)-5 b(alue)28 b(of)f(j)h(is)g(zero) e(or)h(negativ)n(e.)508 681 y Ft(D.78)109 b(6.8.3.2)508 780 y Fv(F)-7 b(or)27 b(a)g(factor)f(of)i(the)g(form)f(x**y)-7 b(,)27 b(it)h(is)f(an)h(error)d(if)j(x)g(is)f(zero)g(and)g(y)h(is)f (less)g(than)h(or)f(equal)g(to)g(zero.)508 938 y Ft(D.79)109 b(6.8.3.2)508 1038 y Fv(F)-7 b(or)35 b(a)h(factor)f(of)h(the)h(form)f (x**y)-7 b(,)37 b(where)e(x)h(is)g(of)g(in)n(teger-t)n(yp)r(e)f(or)h (real-t)n(yp)r(e,)h(it)f(is)g(an)g(error)f(if)h(x)g(is)508 1137 y(negativ)n(e.)508 1295 y Ft(D.80)109 b(6.8.3.2)508 1395 y Fv(F)-7 b(or)27 b(a)g(factor)f(of)i(the)g(form)f(x)h(p)r(o)n(w)f (y)-7 b(,)28 b(it)g(is)f(an)g(error)f(if)i(x)g(is)f(zero)g(and)g(y)h (is)f(less)g(than)h(or)f(equal)g(to)g(zero.)508 1553 y Ft(D.81)109 b(6.8.5)508 1652 y Fv(It)19 b(is)h(an)f(error)e(if)j(the) g(v)-5 b(alue)20 b(of)f(the)h(result)f(of)g(an)h(activ)-5 b(ation)19 b(of)g(a)g(function)h(is)g(unde\014ned)g(up)r(on)f (completion)508 1752 y(of)27 b(the)h(algorithm)f(of)g(the)h(activ)-5 b(ation.)508 1910 y Ft(D.82)109 b(6.8.6.2)508 2009 y Fv(It)23 b(is)h(an)f(error)e(if)j(for)f(an)g(indexed-function-access)f (closest-con)n(taining)f(an)i(arra)n(y-function)e(and)j(a)f(single)508 2109 y(index-expression,)g(the)h(v)-5 b(alue)24 b(of)g(the)g (index-expression)f(is)h(assignmen)n(t-compatibilit)n(y-erroneous)c (with)508 2208 y(resp)r(ect)27 b(to)g(the)h(index-t)n(yp)r(e)g(of)f (the)h(arra)n(y-t)n(yp)r(e)d(p)r(ossessed)i(b)n(y)g(the)h(result)g(of)f (the)h(arra)n(y-function.)508 2366 y Ft(D.83)109 b(6.8.6.2)508 2466 y Fv(It)18 b(is)h(an)f(error)e(if)j(the)g(v)-5 b(alue)18 b(of)g(the)h(index-expression)e(in)h(an)g(indexed-function-access)f (closest-con)n(taining)508 2565 y(a)24 b(string-function)h(is)g(less)f (than)i(one)e(or)g(greater)g(than)h(the)g(length)h(of)f(the)g(v)-5 b(alue)25 b(of)g(the)h(string-function.)508 2723 y Ft(D.84)109 b(6.8.6.3)508 2823 y Fv(It)20 b(is)g(an)g(error)e(to)i(denote)g(a)g (comp)r(onen)n(t)g(of)g(an)g(inactiv)n(e)f(v)-5 b(arian)n(t)19 b(of)i(a)e(v)-5 b(arian)n(t-part)18 b(of)j(a)e(record-function.)508 2980 y Ft(D.85)109 b(6.8.6.4)508 3080 y Fv(It)27 b(is)h(an)f(error)f (if)i(the)g(p)r(oin)n(ter-function)f(of)h(a)f(function-iden)n (ti\014ed-v)-5 b(ariable)27 b(denotes)g(the)h(nil-v)-5 b(alue.)508 3238 y Ft(D.86)109 b(6.8.6.5)508 3337 y Fv(It)20 b(is)h(an)f(error)e(if)j(the)g(v)-5 b(alue)21 b(of)f(an)g (index-expression)f(in)i(a)f(substring-function-access)e(is)i(less)g (than)h(one)f(or)508 3437 y(greater)i(than)i(the)g(length)h(of)f(the)g (v)-5 b(alue)24 b(of)g(the)g(string-function)g(of)g(the)g (substring-function-access)e(or)i(if)508 3537 y(the)h(v)-5 b(alue)24 b(of)h(the)g(\014rst)g(index-expression)e(is)i(greater)e (than)i(the)g(v)-5 b(alue)25 b(of)f(the)i(second)e(index-expression.) 508 3694 y Ft(D.87)109 b(6.8.7.1)508 3794 y Fv(It)41 b(is)g(an)h(error)d(if)j(the)g(v)-5 b(alue)41 b(denoted)g(b)n(y)g(an)g (expression)f(in)i(a)f(comp)r(onen)n(t-v)-5 b(alue)40 b(is)h(assignmen)n(t-)508 3894 y(compatibilit)n(y-erroneous)20 b(with)j(resp)r(ect)g(to)g(the)g(t)n(yp)r(e)g(of)g(the)h(comp)r(onen)n (t-v)-5 b(alue)22 b(of)h(a)f(structured-v)-5 b(alue-)508 3993 y(constructor.)508 4151 y Ft(D.88)109 b(6.8.8.2)508 4251 y Fv(It)41 b(is)f(an)h(error)e(if)i(for)f(an)h(indexed-constan)n (t)e(closest-con)n(taining)g(an)h(arra)n(y-constan)n(t)e(and)i(a)h (single)508 4350 y(index-expression,)23 b(the)h(v)-5 b(alue)24 b(of)g(the)g(index-expression)f(is)h(assignmen)n (t-compatibilit)n(y-erroneous)c(with)508 4450 y(resp)r(ect)27 b(to)g(the)h(index-t)n(yp)r(e)g(of)f(the)h(arra)n(y-t)n(yp)r(e.)508 4608 y Ft(D.89)109 b(6.8.8.2)508 4707 y Fv(It)31 b(is)f(an)g(error)f (if)i(the)g(v)-5 b(alue)31 b(of)f(the)h(index-expression)e(in)i(an)f (indexed-constan)n(t)g(closest-con)n(taining)e(a)508 4807 y(string-constan)n(t)d(is)j(less)f(than)h(one)f(or)g(greater)e (than)j(the)g(length)g(of)f(the)h(v)-5 b(alue)28 b(of)f(the)h (string-constan)n(t.)508 4965 y Ft(D.90)109 b(6.8.8.3)3757 5255 y(183)p eop 184 195 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y Fv(It)21 b(is)g(an)f(error)f(to)i(access)e(a)i(comp)r(onen)n(t)f (of)h(an)g(inactiv)n(e)f(v)-5 b(arian)n(t)20 b(of)h(a)f(v)-5 b(arian)n(t-part)19 b(of)i(a)g(record-constan)n(t.)208 681 y Ft(D.91)109 b(6.8.8.4)208 780 y Fv(It)23 b(is)g(an)f(error)f(if)j (the)f(v)-5 b(alue)23 b(of)g(an)f(index-expression)f(in)i(a)g (substring-constan)n(t)e(is)i(less)f(than)h(1)g(or)f(greater)208 880 y(than)28 b(the)g(length)g(of)g(the)g(v)-5 b(alue)28 b(of)g(the)h(string-constan)n(t)d(of)i(the)g(substring-constan)n(t)e (or)h(if)i(the)f(v)-5 b(alue)28 b(of)208 980 y(the)g(\014rst)f (index-expression)f(is)h(greater)f(than)i(the)g(v)-5 b(alue)27 b(of)h(the)g(second)f(index-expression.)208 1137 y Ft(D.92)109 b(6.9.2.2)208 1237 y Fv(It)18 b(is)h(an)f(error)e (if)j(the)g(v)-5 b(alue)18 b(of)g(the)h(expression)e(of)h(an)g (assignmen)n(t-statemen)n(t)f(is)h(assignmen)n(t-compatibilit)n(y-)208 1337 y(erroneous)29 b(with)j(resp)r(ect)g(to)f(the)h(t)n(yp)r(e)g(p)r (ossessed)e(b)n(y)i(either)f(the)h(v)-5 b(ariable)31 b(denoted)g(b)n(y)g(the)h(v)-5 b(ariable-)208 1436 y(access)22 b(of)h(the)h(assignmen)n(t)e(statemen)n(t,)i(or)e(b)n(y)h(the)h(activ) -5 b(ation)23 b(result)g(that)h(is)f(denoted)g(b)n(y)g(the)h(function-) 208 1536 y(iden)n(ti\014er)j(of)h(the)g(assignmen)n(t-statemen)n(t.)208 1694 y Ft(D.93)109 b(6.9.2.4)208 1793 y Fv(It)26 b(is)f(a)h (dynamic-violation)e(if)i(the)g(commencemen)n(t)g(of)g(the)g(activ)-5 b(ation)25 b(con)n(taining)g(the)h(program-p)r(oin)n(t)208 1893 y(has)h(not)g(completed.)208 2051 y Ft(D.94)109 b(6.9.3.5)208 2150 y Fv(F)-7 b(or)25 b(a)h(case-statemen)n(t)g(without) g(a)h(case-statemen)n(t-completer,)d(it)j(is)f(a)g(dynamic-violation)f (if)i(no)f(case-)208 2250 y(range)k(closest-con)n(tained)h(b)n(y)g(a)h (case-list-elemen)n(t)f(of)h(the)g(case-statemen)n(t)f(denotes)h(the)h (v)-5 b(alue)32 b(of)g(the)208 2350 y(case-index)26 b(up)r(on)i (execution)f(of)h(the)g(case-statemen)n(t.)208 2507 y Ft(D.95)109 b(6.9.3.9.2)208 2607 y Fv(It)37 b(is)f(an)h(error)e(if)i (the)g(v)-5 b(alue)37 b(of)g(initial-v)-5 b(alue)37 b(or)e(the)j(v)-5 b(alue)36 b(of)h(\014nal-v)-5 b(alue)36 b(of)h(a)g(sequence-iteration) 208 2707 y(of)g(an)f(iteration-clause)g(of)h(a)g(for-statemen)n(t)f(is) h(assignmen)n(t-compatibilit)n(y-erroneous)c(with)k(resp)r(ect)208 2806 y(to)h(the)h(t)n(yp)r(e)g(p)r(ossessed)e(b)n(y)h(the)h(con)n (trol-v)-5 b(ariable)36 b(of)i(the)h(for-statemen)n(t,)i(if)e(the)g (statemen)n(t)f(of)h(the)208 2906 y(for-statemen)n(t)26 b(is)i(executed.)208 3064 y Ft(D.96)109 b(6.9.3.9.3)208 3163 y Fv(It)26 b(is)g(an)g(error)e(if)i(an)n(y)g(v)-5 b(alue)25 b(that)i(is)f(a)f(mem)n(b)r(er)h(of)g(the)h(v)-5 b(alue)26 b(of)g(the)g(set-expression)e(of)i(a)g(set-mem)n(b)r(er-)208 3263 y(iteration)k(of)h(an)g(iteration-clause)f(of)h(a)g(for-statemen)n (t)f(is)h(assignmen)n(t-compatibilit)n(y-erroneous)d(with)208 3362 y(resp)r(ect)f(to)g(the)h(t)n(yp)r(e)g(p)r(ossessed)f(b)n(y)g(the) h(con)n(trol-v)-5 b(ariable)25 b(of)i(the)h(for-statemen)n(t.)208 3520 y Ft(D.97)109 b(6.10.1)208 3620 y Fv(When)26 b(read)g(is)g (applied)h(to)f(text\014le)h(f,)g(it)g(is)f(an)g(error)e(if)j(the)g (bu\013er)g(v)-5 b(ariable)25 b(f)p Fu(")h Fv(is)h(unde\014ned,)g(if)g (f0.M)f(is)208 3719 y(not)h(Insp)r(ection)h(or)f(Up)r(date,)h(if)g (either)f(f0.L)h(or)f(f0.R)g(is)h(unde\014ned,)g(or)f(if)h(f0.R=S\()g (\).)208 3877 y Ft(D.98)109 b(6.10.1)208 3977 y Fv(On)25 b(reading)f(an)h(in)n(teger)f(from)h(a)g(text\014le,)h(after)f (skipping)g(preceding)g(spaces)f(and)h(end-of-lines,)g(it)h(is)f(an)208 4076 y(error)g(if)j(the)g(rest)f(of)h(the)g(sequence)f(of)h(c)n (haracters)d(do)r(es)i(not)h(form)f(a)g(signed-in)n(teger.)208 4234 y Ft(D.99)109 b(6.10.1)208 4334 y Fv(On)31 b(reading)g(an)g(in)n (teger)g(from)g(a)g(text\014le,)j(it)e(is)g(an)f(error)f(if)i(the)g(v) -5 b(alue)32 b(of)f(the)h(signed-in)n(teger)e(read)h(is)208 4433 y(assignmen)n(t-compatibilit)n(y-erroneous)23 b(with)28 b(resp)r(ect)f(to)h(the)f(t)n(yp)r(e)h(p)r(ossessed)f(b)n(y)g(the)h(v) -5 b(ariable-access.)208 4591 y Ft(D.100)109 b(6.10.1)208 4691 y Fv(On)26 b(reading)f(a)h(n)n(um)n(b)r(er)h(from)f(a)g (text\014le,)h(after)g(skipping)f(preceding)g(spaces)f(and)i (end-of-lines,)f(it)h(is)f(an)208 4790 y(error)f(if)j(the)g(rest)f(of)h (the)g(sequence)f(of)h(c)n(haracters)d(do)r(es)i(not)h(form)f(a)g(n)n (um)n(b)r(er.)208 4948 y Ft(D.101)109 b(6.10.3)0 5255 y(184)p eop 185 196 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y Fv(When)c(write)f(is)h(applied)f(to)h(text\014le)g(f,)g(it)g(is)f (an)h(error)d(if)j(f)g(is)g(unde\014ned)g(or)f(if)h(f.M)g(is)g(Insp)r (ection.)508 681 y Ft(D.102)109 b(6.10.3.1)508 780 y Fv(F)-7 b(or)31 b(write-parameters)e(of)i(the)h(form)f(e:T)-7 b(otalWidth)32 b(or)f(of)h(the)g(form)f(e:T)-7 b(otalWidth:F)g (racDigits,)32 b(it)g(is)508 880 y(an)27 b(error)e(if)k(the)f(v)-5 b(alue)27 b(of)h(T)-7 b(otalWidth)28 b(is)f(less)g(than)h(zero.)508 1038 y Ft(D.103)109 b(6.10.3.1)508 1137 y Fv(F)-7 b(or)17 b(write-parameters)f(of)j(the)f(form)g(e:T)-7 b(otalWidth:F)g (racDigits,)20 b(it)f(is)g(an)f(error)e(if)j(the)g(v)-5 b(alue)18 b(of)g(F)-7 b(racDigits)508 1237 y(is)27 b(less)g(than)h (zero.)508 1395 y Ft(D.104)109 b(6.10.4)508 1494 y Fv(When)31 b(writeln\(f)6 b(\))32 b(is)f(activ)-5 b(ated,)32 b(it)g(is)e(an)h (error)e(if)j(f0)f(is)f(unde\014ned,)j(if)e(f0.M)h(is)e(not)h (Generation,)g(or)g(if)508 1594 y(f0.R)c Fp(<>)g Fv(S\()h(\).)508 1752 y Ft(D.105)109 b(6.10.5)508 1851 y Fv(When)26 b(page\(f)6 b(\))27 b(is)f(activ)-5 b(ated,)26 b(it)h(is)f(an)g(error)e(if)i(f0)g (is)g(unde\014ned,)h(if)g(f0.M)f(is)g(not)g(Generation,)g(or)f(if)i (f0.R)508 1951 y Fp(<>)f Fv(S\()i(\).)3757 5255 y Ft(185)p eop 186 197 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1603 523 y Fr(Annex)38 b(E)1558 718 y Fv(\(Informativ)n(e\))1025 1042 y Fr(Implemen)m(tation-de\014ned)f(features)0 1237 y Fv(A)27 b(complying)f(pro)r(cessor)f(is)h(required)g(to)g(pro)n(vide) g(a)g(de\014nition)h(of)g(all)f(the)h(implemen)n(tation-de\014ned)g (features)0 1337 y(of)f(the)h(language)e(\(see)h Ft(5.1)k(d\))p Fv(\).)37 b(T)-7 b(o)26 b(facilitate)g(the)h(pro)r(duction)f(of)h(this) f(de\014nition,)h(all)g(the)f(implemen)n(tation-)0 1436 y(de\014ned)i(features)f(sp)r(eci\014ed)h(in)g(clause)f Ft(6)g Fv(are)g(listed)g(again)g(in)h(this)g(annex.)208 1594 y Ft(E.1)141 b(6.1.9)208 1694 y Fv(The)25 b(one-to-one)g(corresp)r (ondence)e(b)r(et)n(w)n(een)j(the)g(set)g(of)g(alternativ)n(es)e(from)i (whic)n(h)f(string-elemen)n(ts)g(are)208 1793 y(dra)n(wn)h(and)i(a)f (subset)g(of)h(the)g(v)-5 b(alues)27 b(of)h(the)g(required)e(c)n(har-t) n(yp)r(e)h(is)g(implemen)n(tation-de\014ned.)208 1951 y Ft(E.2)141 b(6.1.11)208 2051 y Fv(Pro)n(vision)26 b(of)j(the)g (reference)f(tok)n(ens)g Fu(")o Fv(,)i([,)f(and)g(],)g(of)g(the)g (alternativ)n(e)f(tok)n(en)g(@,)h(and)g(of)f(the)i(delimiting)208 2150 y(c)n(haracters)25 b Fu(f)i Fv(and)g Fu(g)p Fv(,)h(is)f(implemen)n (tation-de\014ned.)208 2308 y Ft(E.3)141 b(6.4.2.2)29 b(a\))208 2408 y Fv(The)18 b(v)-5 b(alue)18 b(of)h(in)n(teger-t)n(yp)r (e)e(denoted)h(b)n(y)g(the)h(required)e(constan)n(t-iden)n(ti\014er)h Ft(maxin)m(t)f Fv(is)i(implemen)n(tation-)208 2507 y(de\014ned.)208 2665 y Ft(E.4)141 b(6.4.2.2)29 b(b\))208 2765 y Fv(The)40 b(v)-5 b(alues)41 b(of)f(real-t)n(yp)r(e)g(are)g(implemen)n (tation-de\014ned)h(appro)n(ximations)d(to)j(an)f(implemen)n(tation-) 208 2864 y(de\014ned)28 b(subset)f(of)h(the)g(real)e(n)n(um)n(b)r(ers.) 208 3022 y Ft(E.5)141 b(6.4.2.2)29 b(b\))208 3122 y Fv(The)24 b(v)-5 b(alue)24 b(of)h(real-t)n(yp)r(e)e(denoted)h(b)n(y)g(the)h (required)e(constan)n(t-iden)n(ti\014er)g Ft(minreal)g Fv(is)h(implemen)n(tation-)208 3221 y(de\014ned.)208 3379 y Ft(E.6)141 b(6.4.2.2)29 b(b\))208 3479 y Fv(The)22 b(v)-5 b(alue)23 b(of)g(real-t)n(yp)r(e)f(denoted)g(b)n(y)h(the)g (required)f(constan)n(t-iden)n(ti\014er)f Ft(maxreal)i Fv(is)f(implemen)n(tation-)208 3578 y(de\014ned.)208 3736 y Ft(E.7)141 b(6.4.2.2)29 b(b\))208 3836 y Fv(The)d(v)-5 b(alue)27 b(of)f(real-t)n(yp)r(e)g(denoted)g(b)n(y)h(the)g(required)e (constan)n(t-iden)n(ti\014er)h Ft(epsreal)g Fv(is)g(implemen)n(tation-) 208 3935 y(de\014ned.)208 4093 y Ft(E.8)141 b(6.4.2.2)29 b(b\))208 4193 y Fv(The)18 b(results)g(of)g(the)h(real)e(arithmetic)i (op)r(erators)d(and)i(functions)h(are)e(appro)n(ximations)g(to)h(the)h (corresp)r(onding)208 4292 y(mathematical)27 b(results.)36 b(The)28 b(accuracy)e(of)h(this)h(appro)n(ximation)e(is)h(implemen)n (tation-de\014ned.)208 4450 y Ft(E.9)141 b(6.4.2.2)29 b(d\))208 4550 y Fv(The)35 b(v)-5 b(alues)35 b(of)h(c)n(har-t)n(yp)r(e) e(are)h(the)h(en)n(umeration)f(of)g(a)g(set)h(of)g(c)n(haracters)d (that)j(is)f(implemen)n(tation-)208 4649 y(de\014ned.)208 4807 y Ft(E.10)141 b(6.4.2.2)29 b(d\))208 4907 y Fv(The)20 b(ordinal)f(n)n(um)n(b)r(ers)h(of)g(the)h(c)n(haracter)d(v)-5 b(alues)20 b(are)f(v)-5 b(alues)20 b(of)g(in)n(teger-t)n(yp)r(e)f(that) i(are)e(implemen)n(tation-)208 5006 y(de\014ned.)0 5255 y Ft(186)p eop 187 198 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))508 523 y(E.11)141 b(6.4.2.2)29 b(d\))508 623 y Fv(The)18 b(v)-5 b(alue)19 b(of)g(c)n(har-t)n(yp)r(e)f(denoted)g(b)n(y)h(the)g (required)f(constan)n(t-iden)n(ti\014er)g Ft(maxc)m(har)i Fv(is)e(implemen)n(tation-)508 722 y(de\014ned.)508 880 y Ft(E.12)141 b(6.4.2.2)29 b(e\))508 980 y Fv(The)22 b(v)-5 b(alues)22 b(of)h(complex-t)n(yp)r(e)f(are)f(implemen)n (tation-de\014ned)i(appro)n(ximations)e(to)h(an)g(implemen)n(tation-) 508 1079 y(de\014ned)28 b(subset)f(of)h(the)g(complex)f(n)n(um)n(b)r (ers.)508 1237 y Ft(E.13)141 b(6.4.2.2)29 b(e\))508 1337 y Fv(The)d(results)f(of)h(the)h(complex)f(arithmetic)g(op)r(erators)e (and)i(required)f(functions)h(are)f(appro)n(ximations)f(to)508 1436 y(the)18 b(corresp)r(onding)f(mathematical)h(results.)33 b(The)18 b(accuracy)f(of)h(this)h(appro)n(ximation)e(is)h(implemen)n (tation-)508 1536 y(de\014ned.)508 1694 y Ft(E.14)141 b(6.4.3.4)508 1793 y Fv(The)29 b(v)-5 b(ariable-string-t)n(yp)r(e)28 b(of)i(the)g(\014eld)g(asso)r(ciated)e(with)j(the)f(required)f (\014eld-iden)n(ti\014er)g Ft(name)g Fv(in)h(the)508 1893 y(required)20 b(record-t)n(yp)r(e)h(denoted)g(b)n(y)h(the)g (required)f(t)n(yp)r(e-iden)n(ti\014er)g Ft(BindingT)m(yp)s(e)h Fv(is)f(implemen)n(tation-)508 1993 y(de\014ned.)508 2150 y Ft(E.15)141 b(6.7.5.2)508 2250 y Fv(The)34 b(activities)h(on)f (external)g(en)n(tities)h(to)f(whic)n(h)h(\014le-v)-5 b(ariables)33 b(are)h(b)r(ound)h(and)g(the)g(p)r(oin)n(t)g(at)f(whic)n (h)508 2350 y(they)27 b(are)g(actually)g(p)r(erformed)g(are)g(implemen) n(tation-de\014ned.)508 2507 y Ft(E.16)141 b(6.7.5.6)508 2607 y Fv(The)26 b(binding)h(as)f(a)h(result)f(of)h(the)g(statemen)n(t) g(bind\(f,b\))h(of)f(a)f(v)-5 b(ariable)26 b(denoted)g(b)n(y)h(f)g(to)g (an)f(en)n(tit)n(y)h(that)508 2707 y(is)g(external)g(to)g(the)h (program)e(and)h(that)h(is)g(designated)f(b)n(y)g(b)h(is)f(implemen)n (tation-de\014ned.)508 2864 y Ft(E.17)141 b(6.7.5.8)508 2964 y Fv(The)19 b(meaning)g(of)h("curren)n(t)e(date")h(returned)h(b)n (y)f(the)h(pro)r(cedure)f Ft(GetTimeStamp)e Fv(is)i(implemen)n(tation-) 508 3064 y(de\014ned.)508 3221 y Ft(E.18)141 b(6.7.5.8)508 3321 y Fv(The)19 b(meaning)g(of)g("curren)n(t)f(time")h(returned)g(b)n (y)g(the)g(pro)r(cedure)f Ft(GetTimeStamp)f Fv(is)i(implemen)n(tation-) 508 3421 y(de\014ned.)508 3578 y Ft(E.19)141 b(6.7.6.8)508 3678 y Fv(The)27 b(v)-5 b(alue)28 b(returned)f(b)n(y)g(binding\(f)6 b(\),)29 b(where)e(f)i(is)e(a)g(v)-5 b(ariable,)27 b(is)g(implemen)n (tation-de\014ned.)508 3836 y Ft(E.20)141 b(6.7.6.9)508 3935 y Fv(The)27 b(length)h(of)f(the)h(string)f(returned)h(b)n(y)f(the) h(function)g Ft(date)g Fv(is)f(implemen)n(tation-de\014ned.)508 4093 y Ft(E.21)141 b(6.7.6.9)508 4193 y Fv(The)18 b(represen)n(tation)f (that)h(is)h(returned)e(b)n(y)i(date\(t\))g(of)f(the)h(calendar)e(date) h(denoted)h(b)n(y)f(t)g(is)h(implemen)n(tation-)508 4292 y(de\014ned.)508 4450 y Ft(E.22)141 b(6.7.6.9)508 4550 y Fv(The)27 b(length)h(of)f(the)h(string)f(returned)h(b)n(y)f(the)h (function)g Ft(time)e Fv(is)h(implemen)n(tation-de\014ned.)508 4707 y Ft(E.23)141 b(6.7.6.9)508 4807 y Fv(The)33 b(represen)n(tation)f (that)i(is)g(returned)f(b)n(y)h(time\(t\))h(of)e(the)h(time)h(denoted)e (b)n(y)h(t)g(is)f(implemen)n(tation-)508 4907 y(de\014ned.)3757 5255 y Ft(187)p eop 188 199 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y(E.24)141 b(6.10.3.1)208 623 y Fv(The)27 b(default)h(v)-5 b(alue)28 b(of)f(T)-7 b(otalWidth)28 b(for)f(in)n(teger-t)n(yp)r(e)g (is)g(implemen)n(tation-de\014ned.)208 780 y Ft(E.25)141 b(6.10.3.1)208 880 y Fv(The)27 b(default)h(v)-5 b(alue)28 b(of)f(T)-7 b(otalWidth)28 b(for)f(real-t)n(yp)r(e)g(is)g(implemen)n (tation-de\014ned.)208 1038 y Ft(E.26)141 b(6.10.3.1)208 1137 y Fv(The)27 b(default)h(v)-5 b(alue)28 b(of)f(T)-7 b(otalWidth)28 b(for)f(Bo)r(olean-t)n(yp)r(e)g(is)g(implemen)n (tation-de\014ned.)208 1295 y Ft(E.27)141 b(6.10.3.4.1)208 1395 y Fv(The)27 b(v)-5 b(alue)28 b(of)f(ExpDigits)g(is)h(implemen)n (tation-de\014ned.)208 1553 y Ft(E.28)141 b(6.10.3.4.1)208 1652 y Fv(The)27 b(v)-5 b(alue)28 b(of)f(the)h(exp)r(onen)n(t)g(c)n (haracter)d(\(`e')j(or)f(`E'\))g(is)h(implemen)n(tation-de\014ned.)208 1810 y Ft(E.29)141 b(6.10.3.5)208 1910 y Fv(The)22 b(case)g(of)h(eac)n (h)f(letter)h(of)g Fl('True')d Fv(and)j Fl('False')d Fv(for)i(output)i(of)e(Bo)r(olean)g(v)-5 b(alues)23 b(is)f(implemen)n (tation-)208 2009 y(de\014ned.)208 2167 y Ft(E.30)141 b(6.10.5)208 2266 y Fv(The)27 b(e\013ect)h(of)g(the)g(statemen)n(t)f (page\(f)6 b(\))29 b(on)e(the)h(text\014le)g(f)g(is)f(implemen)n (tation-de\014ned.)208 2424 y Ft(E.31)141 b(6.11.1)208 2524 y Fv(The)22 b(binding)h(of)f(v)-5 b(ariables)21 b(denoted)i(b)n(y)f(the)h(mo)r(dule)g(parameters)d(to)j(en)n(tities)f (external)g(to)g(the)h(program)208 2623 y(is)k(implemen)n (tation-de\014ned.)208 2781 y Ft(E.32)141 b(6.11.4.2)208 2881 y Fv(The)30 b(e\013ect)h(of)f(the)h(application)f(of)g(either)g (of)g(the)h(required)f(pro)r(cedures)f Ft(reset)p Fv(,)h Ft(rewrite)p Fv(,)h(or)f Ft(extend)208 2980 y Fv(to)d(the)h(required)f (text\014le)h Ft(input)f Fv(is)h(implemen)n(tation-de\014ned.)208 3138 y Ft(E.33)141 b(6.11.4.2)208 3238 y Fv(The)30 b(e\013ect)h(of)f (the)h(application)f(of)g(either)g(of)g(the)h(required)f(pro)r(cedures) f Ft(reset)p Fv(,)h Ft(rewrite)p Fv(,)h(or)f Ft(extend)208 3337 y Fv(to)d(the)h(required)f(text\014le)h Ft(output)f Fv(is)h(implemen)n(tation-de\014ned.)208 3495 y Ft(E.34)141 b(6.12)208 3595 y Fv(The)19 b(binding)h(of)g(v)-5 b(ariables)18 b(denoted)i(b)n(y)f(the)h(program)e(parameters)g(to)h(en)n(tities)h (external)f(to)g(the)h(program)208 3694 y(is)27 b(implemen)n (tation-de\014ned.)0 5255 y Ft(188)p eop 189 200 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))1905 523 y Fr(Annex)38 b(F)1858 698 y Fv(\(Informativ)n(e\))1246 963 y Fr(Implemen)m(tation-dep)s(enden)m(t)f(features)300 1137 y Fv(A)h(complying)f(pro)r(cessor)f(is)i(required)e(to)i(pro)n (vide)f(do)r(cumen)n(tation)g(concerning)g(its)h(treatmen)n(t)f(of)h (all)g(the)300 1237 y(implemen)n(tation-dep)r(enden)n(t)43 b(features)f(of)g(the)h(language)e(\(see)h Ft(5.1)48 b(j\))43 b Fv(and)f Ft(5.1)48 b(g)p Fv(\)\).)82 b(T)-7 b(o)42 b(facilitate)h(the)300 1337 y(pro)r(duction)36 b(of)f(this)i(de\014nition,)h(all)e(the)g(implemen)n(tation-dep)r (enden)n(t)g(features)g(sp)r(eci\014ed)g(in)g(clause)f Ft(6)h Fv(are)300 1436 y(listed)28 b(again)e(in)i(this)g(annex.)508 1594 y Ft(F.1)141 b(6.4.8)508 1694 y Fv(A)21 b(discriminan)n(t-v)-5 b(alue)19 b(that)i(is)g(an)f(expression)f(shall)i(denote)f(the)h (curren)n(t)f(v)-5 b(alue)21 b(of)g(the)g(expression)e(up)r(on)508 1793 y(activ)-5 b(ation)32 b(of)h(the)g(blo)r(c)n(k)f(closest-con)n (taining)f(the)i(discriminan)n(t-v)-5 b(alue.)51 b(The)33 b(order)e(of)i(ev)-5 b(aluation)32 b(of)508 1893 y(all)27 b(suc)n(h)g(expressions)f(con)n(tained)h(in)h(that)g(blo)r(c)n(k)f(is)g (implemen)n(tation-dep)r(enden)n(t.)508 2051 y Ft(F.2)141 b(6.5.3.2)508 2150 y Fv(The)37 b(order)f(of)h(b)r(oth)h(the)g(ev)-5 b(aluation)37 b(of)g(the)h(index-expressions)d(of,)40 b(and)d(the)h(access)e(to)h(the)h(arra)n(y-)508 2250 y(v)-5 b(ariable)26 b(or)h(string-v)-5 b(ariable)25 b(of,)j(an)f (indexed-v)-5 b(ariable)27 b(is)g(implemen)n(tation-dep)r(enden)n(t.) 508 2408 y Ft(F.3)141 b(6.5.6)508 2507 y Fv(The)36 b(order)f(of)h(b)r (oth)g(the)h(ev)-5 b(aluation)35 b(of)h(the)h(index-expressions)d(of,)k (and)e(the)h(access)e(to)h(the)g(string-)508 2607 y(v)-5 b(ariable)26 b(of,)i(a)f(substring-v)-5 b(ariable)25 b(is)j(implemen)n(tation-dep)r(enden)n(t.)508 2765 y Ft(F.4)141 b(6.7.5.3)508 2864 y Fv(The)36 b(order)f(of)i(ev)-5 b(aluation)35 b(of)i(the)g(expressions)d(d)2167 2876 y Fj(1)2205 2864 y Fv(,)39 b(...,d)2405 2876 y Fi(s)2477 2864 y Fv(in)e(new\(p,d)2873 2876 y Fj(1)2910 2864 y Fv(,)i(...,d)3110 2876 y Fi(s)3146 2864 y Fv(\))e(is)f(implemen)n (tation-)508 2964 y(dep)r(enden)n(t.)508 3122 y Ft(F.5)141 b(6.8.1)508 3221 y Fv(The)18 b(order)f(of)h(ev)-5 b(aluation)18 b(of)g(the)h(expressions)e(of)h(a)g(mem)n(b)r(er-designator)e(is)j (implemen)n(tation-dep)r(enden)n(t.)508 3379 y Ft(F.6)141 b(6.8.1)508 3479 y Fv(The)37 b(order)g(of)g(ev)-5 b(aluation)38 b(of)f(the)h(mem)n(b)r(er-designators)e(of)h(a)h(set-constructor)e(is)h (implemen)n(tation-)508 3578 y(dep)r(enden)n(t.)508 3736 y Ft(F.7)141 b(6.8.3.1)508 3836 y Fv(Except)27 b(for)h(and)p 1055 3836 25 4 v 30 w(then)g(and)g(or)p 1511 3836 V 29 w(else,)g(the)h(order)d(of)i(ev)-5 b(aluation)28 b(of)g(the)h(op)r (erands)e(of)h(a)f(dy)n(adic)h(op)r(erator)508 3935 y(is)f(implemen)n (tation-dep)r(enden)n(t.)508 4093 y Ft(F.8)141 b(6.8.5)508 4193 y Fv(The)18 b(order)f(of)h(ev)-5 b(aluation,)20 b(accessing,)f(and)f(binding)h(of)f(the)h(actual-parameters)c(of)k(the) f(actual-parameter-)508 4292 y(list,)27 b(if)i(an)n(y)-7 b(,)27 b(of)g(a)g(function-designator)f(is)i(implemen)n(tation-dep)r (enden)n(t.)508 4450 y Ft(F.9)141 b(6.8.6.2)508 4550 y Fv(The)29 b(order)f(of)h(ev)-5 b(aluation)29 b(b)r(oth)h(of)f(the)g (index-expressions)f(of,)h(and)h(of)f(the)h(arra)n(y-function)d(or)h (string-)508 4649 y(function)g(of,)f(an)h(indexed-function-access)e(is) h(implemen)n(tation-dep)r(enden)n(t.)508 4807 y Ft(F.10)141 b(6.8.6.5)508 4907 y Fv(The)40 b(order)f(of)h(ev)-5 b(aluation)40 b(b)r(oth)g(of)h(the)f(index-expressions)f(of,)k(and)d(of)h(the)f (string-function)g(of,)j(a)508 5006 y(substring-function-access)25 b(is)j(implemen)n(tation-dep)r(enden)n(t.)3757 5255 y Ft(189)p eop 190 201 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))208 523 y(F.11)141 b(6.8.7.1)208 623 y Fv(The)29 b(order)e(of)i(ev)-5 b(aluation)28 b(of)h(the)h(comp)r(onen)n(t-v)-5 b(alues)27 b(con)n(tained)i(b)n(y)f(a)h(structured-v)-5 b(alue-constructor)208 722 y(is)27 b(implemen)n(tation-dep)r(enden)n(t.)208 880 y Ft(F.12)141 b(6.8.8.2)208 980 y Fv(The)35 b(order)g(of)g(ev)-5 b(aluation)35 b(of)h(the)g(index-expressions)e(of)i(an)f (indexed-constan)n(t)g(is)g(implemen)n(tation-)208 1079 y(dep)r(enden)n(t.)208 1237 y Ft(F.13)141 b(6.8.8.4)208 1337 y Fv(The)35 b(order)e(of)i(ev)-5 b(aluation)35 b(of)f(the)i (index-expressions)d(of)i(a)f(substring-constan)n(t)f(is)i(implemen)n (tation-)208 1436 y(dep)r(enden)n(t.)208 1594 y Ft(F.14)141 b(6.9.2.2)208 1694 y Fv(The)27 b(order)g(of)g(accessing)f(the)i(v)-5 b(ariable)27 b(and)g(ev)-5 b(aluating)27 b(the)h(expression)f(of)g(an)h (assignmen)n(t-statemen)n(t)208 1793 y(is)f(implemen)n(tation-dep)r (enden)n(t.)208 1951 y Ft(F.15)141 b(6.9.2.3)208 2051 y Fv(The)18 b(order)f(of)h(ev)-5 b(aluation,)20 b(accessing,)f(and)f (binding)h(of)f(the)h(actual-parameters)c(of)k(the)f(actual-parameter-) 208 2150 y(list,)27 b(if)i(an)n(y)-7 b(,)27 b(of)g(a)g(pro)r (cedure-statemen)n(t)f(is)i(implemen)n(tation-dep)r(enden)n(t.)208 2308 y Ft(F.16)141 b(6.9.3.9.3)208 2408 y Fv(In)25 b(a)h(set-mem)n(b)r (er-iteration,)e(the)i(order)f(of)h(selection)f(of)h(mem)n(b)r(ers)f (of)h(the)g(v)-5 b(alue)25 b(of)h(a)f(set-expression)f(is)208 2507 y(implemen)n(tation-dep)r(enden)n(t.)208 2665 y Ft(F.17)141 b(6.10.1)208 2765 y Fv(When)20 b(reading)f(an)h(in)n(teger) f(or)h(real)f(represen)n(tation)g(from)g(a)h(text\014le)h(f,)h(it)f(is) f(implemen)n(tation-dep)r(enden)n(t)208 2864 y(whether)k(the)i(\014rst) e(c)n(haracter)f(examined)i(is)g(the)g(v)-5 b(alue)25 b(of)g(the)g(bu\013er-v)-5 b(ariable)24 b(or)g(the)h(v)-5 b(alue)25 b(of)g(the)g(\014rst)208 2964 y(comp)r(onen)n(t)i(of)g(f.R.) 208 3122 y Ft(F.18)141 b(6.10.5)208 3221 y Fv(The)26 b(e\013ect)h(of)g(insp)r(ecting)g(a)f(text\014le)h(to)g(whic)n(h)g(the) g Ft(page)f Fv(pro)r(cedure)g(w)n(as)g(applied)g(during)h(generation) 208 3321 y(is)g(implemen)n(tation-dep)r(enden)n(t.)0 5255 y Ft(190)p eop 191 202 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))1896 523 y Fr(Annex)38 b(G)1858 692 y Fv(\(Informativ)n(e\))1805 937 y Fr(Bibliograph)m(y)300 1106 y Fv(ANSI)28 b(X3.30-1985,)c (Represen)n(tation)i(of)i(Calendar)e(Date)h(and)g(Ordinal)g(Date)g(for) g(Information)g(In)n(terc)n(hange.)300 1264 y(ANSI/IEEE770X3.97-1983,) 17 b(American)k(National)h(Standard)f(P)n(ascal)f(Computer)i (Programming)d(Language.)300 1421 y(BS6192:1982,)24 b(British)j (Standard)g(Sp)r(eci\014cation)h(for)f(Computer)g(programming)e (language)h(P)n(ascal.)300 1579 y(ISO)g(646:1983,)e(Information)i(pro)r (cessing)f(|)h(ISO)h(7-bit)f(co)r(ded)h(c)n(haracter)d(set)j(for)f (information)g(in)n(terc)n(hange.)300 1737 y(ISO)33 b(6903:1985,)e (Information)h(pro)r(cessing)g(|)i(Represen)n(tation)e(of)h(n)n (umerical)f(v)-5 b(alues)33 b(in)h(c)n(haracter)d(strings)300 1836 y(for)c(information)g(in)n(terc)n(hange.)300 1994 y(ISO)g(7185:1983,)d(Programming)h(languages)h(|)h(P)-7 b(ASCAL.)300 2152 y(ISO)19 b(8601:1988,)e(Data)i(elemen)n(ts)g(and)f (in)n(terc)n(hange)g(formats)g(|)h(Information)g(in)n(terc)n(hange)e(|) i(Represen)n(tation)300 2252 y(of)28 b(dates)f(and)g(times.)3757 5255 y Ft(191)p eop 192 203 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))45 523 y Fs(Index)0 722 y Fv(abs)1659 b Ft(6.7.6.2)0 822 y Fv(access-quali\014er)1239 b Ft(6.11.3)0 922 y Fv(accuracy)1462 b(6.4.2.2,)250 b(6.8.2)0 1021 y(activ)-5 b(ation)1422 b(5.1,)380 b(6.2,)g(6.2.1,)314 b Ft(6.2.3)p Fv(,)1780 1121 y(6.2.3.2,)250 b(6.2.3.3,)g(6.2.3.4,)f(6.2.3.5,)1780 1220 y(6.2.3.6,)h(6.2.3.7,)g(6.2.3.8,)f(6.3.1,)1780 1320 y(6.4.1,)315 b(6.4.2.3,)250 b(6.4.7,)314 b(6.4.8,)1780 1420 y(6.5.1,)h(6.6,)380 b(6.7.1,)314 b(6.7.2,)1780 1519 y(6.7.3.1,)250 b(6.7.3.2,)g(6.7.3.3,)f(6.7.3.4,)1780 1619 y(6.7.3.5,)h(6.7.3.7.1,)185 b(6.7.3.7.2,)f(6.7.3.7.3,)1780 1719 y(6.7.5.3,)250 b(6.7.5.7,)g(6.7.6.8,)f(6.8.5,)1780 1818 y(6.8.6.1,)h(6.9.2.2,)g(6.9.2.3,)f(6.9.2.4,)1780 1918 y(6.9.4,)315 b(6.10.5,)273 b(6.11.4.2)0 2017 y(activ)-5 b(ation)27 b(order)1204 b(6.2.3.6)0 2117 y(activ)-5 b(ation-p)r(oin)n (t)1205 b Ft(6.2.3.4)p Fv(,)214 b(6.7.3.2,)250 b(6.7.3.3,)f(6.7.3.4,) 1780 2217 y(6.7.3.5,)h(6.9.2.4)0 2316 y(activ)n(e)27 b(\(non-\))1314 b Ft(6.4.3.4)p Fv(,)214 b Ft(6.5.3.3)p Fv(,)g(6.7.5.3,)249 b(6.8.6.3,)1780 2416 y(6.8.7.3,)h(6.8.8.3)0 2516 y(actual-discriminan)n(t-part)898 b(6.2.3.8,)250 b Ft(6.4.8)p Fv(,)289 b(6.8.1)0 2615 y(actual-parameter)1159 b(6.2.3.8,)250 b(6.4.2.2,)g(6.4.3.3.1,)184 b(6.7.3.1,)1780 2715 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.4,)f(6.7.3.5,)1780 2814 y(6.7.3.6,)h(6.7.3.7.1,)185 b(6.7.3.7.2,)f(6.7.3.7.3,)1780 2914 y(6.7.5.3,)250 b Ft(6.8.5)p Fv(,)289 b(6.9.2.3,)249 b(6.9.4)0 3014 y(actual-parameter-list)1020 b(6.7.6.5,)250 b Ft(6.8.5)p Fv(,)289 b(6.9.2.3,)249 b(6.9.4,)1780 3113 y(6.10.5)0 3213 y(adding-op)r(erator)1198 b(6.8.1,)315 b Ft(6.8.3.1)0 3313 y Fv(algorithm)1428 b(6.2.1,)315 b(6.2.3.2,)250 b(6.2.3.4,)f(6.2.3.5,)1780 3412 y(6.2.3.8,)h(6.8.5)0 3512 y(allo)r(cation)1426 b(6.7.5.1,)250 b(6.7.5.3)0 3611 y(allo)n(w)n(ed)1511 b Ft(6.4.7)0 3711 y Fv(and)1646 b(6.1.2,)315 b(6.8.3.1,)250 b Ft(6.8.3.3)0 3811 y Fv(and)p 139 3811 25 4 v 30 w(then)1455 b(6.1.2,)315 b(6.8.1,)g(6.8.3.1,)249 b Ft(6.8.3.3)0 3910 y Fv(ap)r(ostrophe-image)1138 b Ft(6.1.9)0 4010 y Fv(applied)28 b(o)r(ccurrence)1102 b(6.2.1,)315 b Ft(6.2.2.8)p Fv(,)214 b(6.2.2.9,)249 b(6.2.2.11,)1780 4110 y(6.2.2.13,)208 b(6.3.1,)315 b(6.4.1,)f(6.4.2.3,)1780 4209 y(6.4.7,)h(6.5.1,)g(6.7.1,)f(6.7.2,)1780 4309 y(6.7.3.1,)250 b(6.8.2,)315 b(6.8.7.3,)249 b(6.9.3.10,)1780 4408 y(6.11.3,)273 b(6.11.4.2)0 4508 y(appro)n(ximation)1252 b(6.4.2.2,)250 b(6.7.6.3,)g(6.8.3.2)0 4608 y(arctan)1548 b(6.3.2,)315 b Ft(6.7.6.2)0 4707 y Fv(arg)1663 b Ft(6.7.6.2)0 4807 y Fv(argumen)n(t)1435 b(6.7.6.2,)250 b(6.7.6.3)0 4907 y(arithmetic)28 b(op)r(erator)1069 b(6.4.2.2,)250 b(6.8.3.2)0 5006 y(arra)n(y)1588 b(6.1.2,)315 b Ft(6.4.3.2)p Fv(,)214 b Ft(6.7.3.7.1)0 5255 y(192)p eop 193 204 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(arra)n(y-constan)n(t)1252 b Ft(6.8.8.2)300 623 y Fv(arra)n(y-function)1263 b Ft(6.8.6.2)300 722 y Fv(arra)n(y-t)n(yp)r (e)1401 b(6.2.4,)315 b(6.4.1,)g(6.4.3.1,)249 b Ft(6.4.3.2)p Fv(,)2080 822 y(6.4.3.3.2,)185 b(6.5.3.2,)250 b(6.7.3.7.1,)184 b(6.7.3.8,)2080 922 y(6.7.5.4,)250 b(6.8.6.2,)g(6.8.7.2,)f(6.8.8.2)300 1021 y(arra)n(y-t)n(yp)r(e-name)1179 b Ft(6.4.1)p Fv(,)289 b(6.8.7.1)300 1121 y(arra)n(y-v)-5 b(alue)1373 b(6.4.7,)315 b(6.6,)380 b(6.8.7.1,)249 b Ft(6.8.7.2)300 1220 y Fv(arra)n(y-v)-5 b(alue-completer)989 b Ft(6.8.7.2)300 1320 y Fv(arra)n(y-v)-5 b(alue-elemen)n(t)1066 b Ft(6.8.7.2)300 1420 y Fv(arra)n(y-v)-5 b(ariable)1275 b Ft(6.5.3.2)p Fv(,)214 b(6.9.4)300 1519 y(assignmen)n(t)1379 b(6.4.2.5,)250 b(6.9.4)300 1619 y(assignmen)n(t-compatible)26 b(\(-ilit)n(y\))693 b(6.4.4,)315 b Ft(6.4.6)p Fv(,)289 b(6.5.3.2,)249 b(6.6,)2080 1719 y(6.7.3.2,)h(6.7.3.7.2,)185 b(6.7.5.2,)249 b(6.7.5.4,)2080 1818 y(6.8.1,)315 b(6.8.6.2,)250 b(6.8.7.1,)f(6.8.7.4,)2080 1918 y(6.8.8.2,)h(6.9.2.2,)g(6.9.3.9.2,)184 b(6.9.3.9.3,)2080 2017 y(6.10.1)300 2117 y(assignmen)n(t-statemen)n(t)993 b(6.7.2,)315 b(6.7.5.3,)250 b(6.9.2.1,)f Ft(6.9.2.2)p Fv(,)300 2217 y(asso)r(ciate)26 b(\(-ed\))1256 b(6.2.2.12,)208 b(6.2.3.2,)250 b(6.2.3.7,)f(6.3.1,)2080 2316 y(6.4.1,)315 b(6.4.2.2,)250 b(6.4.2.5,)f Ft(6.4.3.4)p Fv(,)2080 2416 y(6.4.7,)315 b(6.4.8,)g(6.5.1,)f(6.5.3.3,)2080 2516 y(6.5.5,)h(6.7.1,)g (6.7.2,)f(6.7.3.1,)2080 2615 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.4,)f (6.7.3.5,)2080 2715 y(6.7.3.7.1,)185 b(6.7.3.7.2,)g(6.7.3.7.3,)f (6.7.5.2,)2080 2814 y(6.7.5.3,)250 b(6.8.6.3,)g(6.8.7.3,)f(6.8.8.3,) 2080 2914 y(6.9.2.2,)h(6.9.3.10,)208 b Ft(6.11.1)p Fv(,)240 b Ft(6.11.3)p Fv(,)2080 3014 y(6.11.4.2)300 3113 y(attribute)28 b(\(de-,)f(-ed,)h(-tion\))871 b(6.2.3.8,)250 b Ft(6.2.4)p Fv(,)289 b(6.4.1,)314 b(6.4.2.5,)2080 3213 y(6.4.3.4,)250 b(6.4.3.6,)g(6.5.1,)314 b(6.5.3.3,)2080 3313 y(6.6,)380 b(6.7.3.2,)250 b(6.7.3.7.2,)184 b(6.7.5.3,)2080 3412 y(6.7.5.4,)250 b(6.7.5.8,)g(6.7.6.7,)f(6.8.1,)2080 3512 y(6.9.2.2,)h(6.9.3.9.1,)185 b(6.9.3.9.3,)f(6.10.1)300 3611 y(base-t)n(yp)r(e)1435 b(6.4.1,)315 b Ft(6.4.3.5)p Fv(,)214 b(6.4.5,)314 b(6.4.6,)2080 3711 y(6.6,)300 3811 y(b)r(ear)27 b(\(-ing,)g(-s,)h(b)r(orne\))1022 b Ft(6.2.4)p Fv(,)289 b(6.4.3.4,)250 b(6.5.1,)314 b(6.6,)2080 3910 y(6.7.5.3)300 4010 y(b)r(egin)1584 b(6.1.2,)315 b Ft(6.9.3.2)p Fv(,)214 b Ft(6.11.1)300 4110 y Fv(bind)1619 b(6.4.3.4,)250 b Ft(6.7.5.6)p Fv(,)214 b(6.7.6.8,)249 b(6.9.4,)2080 4209 y(6.11.6)300 4309 y(bindabilit)n(y)1388 b(6.2.2.7,)250 b(6.2.3.2,)g Ft(6.4.1)p Fv(,)288 b(6.4.2.1,)2080 4408 y(6.4.2.5,)250 b(6.4.3.1,)g(6.4.3.2,)f(6.4.3.3.3,)2080 4508 y(6.4.3.4,)h(6.4.3.5,)g(6.4.3.6,)f(6.4.4,)2080 4608 y(6.4.6,)315 b(6.4.7,)g(6.4.8,)f(6.4.9,)2080 4707 y(6.5.1,)h(6.5.3.1,) 250 b(6.5.5,)314 b(6.5.6,)2080 4807 y(6.7.2,)h(6.7.3.2,)250 b(6.7.3.3,)f(6.7.3.6,)2080 4907 y(6.7.3.7.1,)185 b(6.7.3.8,)250 b(6.7.5.3,)f(6.7.5.6,)2080 5006 y(6.7.6.8,)h(6.11.2,)273 b(6.11.3)3757 5255 y Ft(193)p eop 194 205 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(bindable)d(\(non-\))1217 b(6.1.2,)315 b(6.2.3.2,)250 b Ft(6.4.1)p Fv(,)288 b(6.4.2.1,)1780 623 y(6.4.2.5,)250 b(6.4.3.1,)g(6.4.3.2,)f(6.4.3.4,)1780 722 y(6.4.3.5,)h(6.4.3.6,)g (6.4.4,)314 b(6.4.7,)1780 822 y(6.4.8,)h(6.4.10,)273 b(6.5.1,)314 b(6.5.3.1,)1780 922 y(6.5.5,)h(6.5.6,)g(6.7.2,)f(6.7.3.2,) 1780 1021 y(6.7.3.7.1,)185 b(6.7.3.8,)250 b(6.7.5.6,)f(6.7.6.8,)1780 1121 y(6.9.3.9.1,)185 b(6.11.6)0 1220 y(binding)1508 b(6.4.3.4,)250 b(6.5.1,)315 b(6.7.5.1,)249 b(6.7.5.6,)1780 1320 y(6.7.6.1,)h Ft(6.7.6.8)p Fv(,)214 b(6.8.5,)314 b(6.9.2.3,)1780 1420 y(6.11.1,)273 b(6.11.6,)g(6.12)0 1519 y(BindingT)n(yp)r(e)1308 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.6,)250 b(6.7.6.8,)f(6.11.6)0 1619 y(blo)r(c)n(k)1588 b(6.2,)380 b Ft(6.2.1)p Fv(,)289 b(6.2.2.13,)207 b(6.2.3.1,)1780 1719 y(6.2.3.2,)250 b(6.2.3.3,)g(6.2.3.4,)f(6.2.3.5,)1780 1818 y(6.2.3.7,)h(6.2.3.8,)g(6.3.1,)314 b(6.4.1,)1780 1918 y(6.4.2.3,)250 b(6.4.7,)315 b(6.4.8,)f(6.5.1,)1780 2017 y(6.7.1,)h(6.7.2,)g(6.7.3.1,)249 b(6.7.3.2,)1780 2117 y(6.7.3.3,)h(6.7.3.4,)g(6.7.3.5,)f(6.7.3.7.1,)1780 2217 y(6.8.5,)315 b(6.8.6.1,)250 b(6.9.1,)314 b(6.9.2.3,)1780 2316 y(6.9.3.9.1,)185 b(6.11.2,)273 b(6.11.3,)f(6.11.4.2,)1780 2416 y(6.11.5,)h(6.13)0 2516 y(Bo)r(olean)1487 b Ft(6.4.2.2)p Fv(,)214 b(6.4.3.2,)250 b(6.4.3.4,)f(6.4.10,)1780 2615 y(6.5.1,)315 b(6.7.6.1,)250 b(6.7.6.5,)f(6.8.3.3,)1780 2715 y(6.11.6)0 2814 y(Bo)r(olean-expression)1085 b Ft(6.8.3.3)p Fv(,)214 b(6.9.3.4,)250 b(6.9.3.7,)f(6.9.3.8)0 2914 y(Bo)r(olean)26 b(op)r(erator)1152 b Ft(6.8.3.3)0 3014 y Fv(Bo)r(olean-t)n(yp)r(e)1300 b Ft(6.4.2.2)p Fv(,)214 b(6.7.6.7,)250 b(6.8.3.3,)f(6.8.3.5,)1780 3113 y(6.10.3.1,)208 b(6.10.3.5)0 3213 y(b)r(ound)1552 b(4,)445 b(6.2.3.5,)250 b(6.2.4,)314 b Ft(6.4.3.4)p Fv(,)1780 3313 y(6.5.1,)h(6.5.3.1,)250 b(6.7.5.2,)f(6.7.5.3,)1780 3412 y(6.7.5.6,)h(6.7.6.8,)g(6.8.5,)314 b(6.9.2.3,)1780 3512 y(6.11.1,)273 b(6.12)0 3611 y(b)r(ound-iden)n(ti\014er)1203 b Ft(6.7.3.7.1)p Fv(,)139 b(6.8.2)0 3711 y(bu\013er-v)-5 b(ariable)1257 b(6.5.1,)315 b Ft(6.5.5)p Fv(,)289 b(6.7.1,)314 b(6.7.5.2,)1780 3811 y(6.10.1,)273 b(6.10.5,)g(6.11.4.2)0 3910 y(canonical-string-t)n(yp)r(e)1018 b(6.1.9,)315 b Ft(6.4.3.3.1)p Fv(,)139 b(6.4.6,)314 b(6.7.5.5,)1780 4010 y(6.7.6.7,)250 b(6.7.6.9,)g(6.8.1,)314 b(6.8.3.5,)1780 4110 y(6.8.3.6,)250 b(6.8.6.5,)g(6.8.8.4)0 4209 y(canonical-set-of-T-t) n(yp)r(e)942 b Ft(6.4.3.5)0 4309 y Fv(capacit)n(y)1479 b(1.2,)380 b(6.4.3.3.1,)185 b Ft(6.4.3.3.2)p Fv(,)138 b Ft(6.4.3.3.3)p Fv(,)1780 4408 y(6.4.6,)315 b(6.5.6,)g(6.7.3.7.1,)184 b(6.7.3.7.2,)1780 4508 y(6.7.5.3,)250 b(6.7.5.5,)g(6.7.6.7,)f(6.10.1)0 4608 y(card)1622 b Ft(6.7.6.3)0 4707 y Fv(case)1631 b(6.1.2,)315 b Ft(6.4.3.4)p Fv(,)214 b Ft(6.8.7.3)p Fv(,)f Ft(6.9.3.5)0 4807 y Fv(case-constan)n(t)1295 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.3,)250 b(6.9.3.5)0 4907 y(case-constan)n(t-list)1156 b Ft(6.4.3.4)p Fv(,)214 b(6.4.7,)315 b(6.8.7.2,)249 b(6.9.3.5)0 5006 y(case-index)1407 b Ft(6.9.3.5)0 5255 y(194)p eop 195 206 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(case-list-elemen)n(t)1185 b Ft(6.9.3.5)300 623 y Fv(case-range)1403 b Ft(6.4.3.4)p Fv(,)214 b(6.8.7.2,)250 b(6.9.3.5)300 722 y(case-statemen)n(t)1245 b(6.9.3.3,)250 b Ft(6.9.3.5)300 822 y Fv(case-statemen)n(t-completer)861 b Ft(6.9.3.5)300 922 y Fv(c)n(har)1624 b Ft(6.4.2.2)p Fv(,)214 b(6.4.3.3.2,)185 b(6.4.3.5,)249 b(6.4.3.6,)2080 1021 y(6.4.10,)273 b(6.5.1,)315 b(6.6,)379 b(6.7.1,)300 1121 y(c)n(har-t)n(yp)r(e)1437 b(6.1.9,)315 b Ft(6.4.2.2)p Fv(,)214 b(6.4.3.3.1,)184 b(6.4.3.3.2,)2080 1220 y(6.4.3.6,)250 b(6.4.5,)315 b(6.4.6,)f(6.5.5,)2080 1320 y(6.7.3.2,)250 b(6.7.3.7.2,)185 b(6.7.5.5,)249 b(6.7.6.4,)2080 1420 y(6.7.6.7,)h(6.8.3.5,)g(6.8.3.6,)f(6.10.1,)2080 1519 y(6.10.3.1,)208 b(6.10.3.2)300 1619 y(c)n(haracter)1443 b(2,)445 b(4,)g(6.1,)379 b(6.1.1,)2080 1719 y(6.1.3,)315 b(6.1.7,)g(6.1.9,)f(6.1.10,)2080 1818 y(6.1.11,)273 b(6.4.2.2,)250 b(6.4.3.6,)f(6.7.6.4,)2080 1918 y(6.7.6.7,)h(6.10.1,)273 b(6.10.3,)f(6.10.3.2,)2080 2017 y(6.10.3.3,)208 b(6.10.3.4.1,)143 b(6.10.3.4.2,)f(6.10.3.6,)300 2117 y(c)n(haracter-string)1206 b(6.1.1,)315 b Ft(6.1.9)p Fv(,)289 b(6.1.10,)272 b(6.4.3.3.1,)2080 2217 y(6.8.1,)315 b(6.10.3.5)300 2316 y(c)n(hr)1666 b Ft(6.7.6.4)300 2416 y Fv(closest-con)n(tain)26 b(\(-s,)h(-ed,)h(-ing\)) 747 b Ft(4)300 2516 y Fv(cmplx)1561 b Ft(6.7.6.3)300 2615 y Fv(commencemen)n(t)1224 b(6.2.3.2,)250 b(6.2.3.5,)g(6.2.3.6,)f Ft(6.2.3.8)p Fv(,)2080 2715 y(6.4.8,)315 b(6.7.3.2,)250 b(6.7.3.3,)f(6.7.3.7.2,)2080 2814 y(6.7.3.7.3,)185 b(6.9.2.4)300 2914 y(commen)n(t)1450 b Ft(6.1.10)300 3014 y Fv(comparison)1367 b Ft(6.7.6.7)p Fv(,)214 b Ft(6.8.3.5)300 3113 y Fv(compatible)27 b(\(-ibilit)n(y\))1052 b(6.1.4,)315 b(6.1.5,)g(6.4.2.4,)249 b(6.4.3.4,)2080 3213 y(6.4.4,)315 b Ft(6.4.5)p Fv(,)289 b(6.4.6,)314 b(6.4.8,)2080 3313 y(6.4.10,)273 b(6.6,)380 b(6.7.3.8,)249 b(6.7.5.3,)2080 3412 y(6.8.1,)315 b(6.8.3.5,)250 b(6.9.3.9.2,)184 b(6.9.3.9.3,)2080 3512 y(6.10.1,)273 b(6.13)300 3611 y(complete)28 b(\(-ed,)f(-tion\))1033 b(3.2,)380 b(5.1,)g(6.2.3.2,)249 b(6.2.3.6,)2080 3711 y(6.2.3.8,)h(6.5.1,)315 b(6.7.5.5,)249 b(6.8.5,)2080 3811 y(6.9.2.4,)h(6.9.3.7)300 3910 y(complex)1482 b Ft(6.4.2.2)p Fv(,)214 b(6.4.6,)315 b(6.5.1,)f(6.7.6.3)300 4010 y(complex-t)n(yp)r(e) 1295 b(6.4.2.1,)250 b Ft(6.4.2.2)p Fv(,)214 b(6.4.6,)314 b(6.7.6.2,)2080 4110 y(6.7.6.3,)250 b(6.8.2,)315 b(6.8.3.2,)249 b(6.8.3.5)300 4209 y(complex-t)n(yp)r(e-name)1073 b Ft(6.4.2.1)300 4309 y Fv(comply)27 b(\(-ies,)h(-ing,)f(-ian)n(t,)g(-iance\))635 b(1.1,)380 b(3.3,)g(5,)444 b Ft(5.1)p Fv(,)2080 4408 y(5.2,)380 b(6.7.5.3)300 4508 y(comp)r(onen)n(t)1383 b(6.2.4,)315 b(6.4.1,)g(6.4.2.5,)249 b(6.4.3.1,)2080 4608 y(6.4.3.2,)h(6.4.3.3.1,)185 b(6.4.3.3.3,)f(6.4.3.4,)2080 4707 y(6.4.3.6,)250 b(6.4.6,)315 b(6.5.1,)f(6.5.3.1,)2080 4807 y(6.5.3.2,)250 b(6.5.3.3,)g(6.5.6,)314 b(6.6,)2080 4907 y(6.7.2,)h(6.7.3.2,)250 b(6.7.3.3,)f(6.7.3.6,)2080 5006 y(6.7.3.7.1,)185 b(6.7.3.7.3,)g(6.7.5.2,)249 b(6.7.5.3,)3757 5255 y Ft(195)p eop 196 207 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1780 523 y Fv(6.7.5.4,)250 b(6.7.6.5,)g(6.7.6.7,)f(6.8.3.6,)1780 623 y(6.8.6.1,)h(6.8.6.2,)g(6.8.6.3,)f(6.8.6.5,)1780 722 y(6.8.7.2,)h(6.8.7.3,)g(6.8.8.1,)f(6.8.8.2,)1780 822 y(6.8.8.3,)h(6.8.8.4,)g(6.9.3.10,)207 b(6.9.4,)1780 922 y(6.10.1,)273 b(6.10.4,)g(6.10.5)0 1021 y(comp)r(onen)n (t-function-access)811 b Ft(6.8.6.1)0 1121 y Fv(comp)r(onen)n(t-t)n(yp) r(e)1196 b(6.2.4,)315 b(6.4.1,)g Ft(6.4.3.2)p Fv(,)213 b(6.4.3.3.2,)1780 1220 y(6.4.3.6,)250 b(6.4.6,)315 b(6.5.5,)f(6.6,)1780 1320 y(6.7.2,)h(6.7.3.2,)250 b(6.7.3.7.1,)184 b(6.7.3.7.2,)1780 1420 y(6.7.3.8,)250 b(6.7.5.4,)g(6.8.7.1,)f(6.8.7.2)0 1519 y(comp)r(onen)n(t-v)-5 b(alue)1168 b(6.4.3.6,)250 b(6.4.6,)315 b(6.6,)379 b(6.8.3.5,)1780 1619 y Ft(6.8.7.1)p Fv(,)214 b(6.8.7.2,)250 b(6.8.7.3)0 1719 y(comp)r(onen)n(t-v)-5 b(ariable)1070 b(6.5.1,)315 b(6.5.3,)g Ft(6.5.3.1)p Fv(,)213 b(6.5.3.2)0 1818 y(comp)r(ound-statemen)n(t)1018 b(6.2.1,)315 b(6.9.1,)g(6.9.3.1,)249 b Ft(6.9.3.2)0 1918 y Fv(concatenation)1276 b(4,)445 b(6.4.2.2,)250 b(6.4.3.3.1,)184 b(6.4.3.6,)1780 2017 y(6.7.5.5,)250 b Ft(6.8.3.6)0 2117 y Fv(conditional-statemen)n(t) 992 b(6.9.3.1,)250 b Ft(6.9.3.3)0 2217 y Fv(conformable)26 b(\(-abilit)n(y\))989 b(6.7.3.7.1,)185 b(6.7.3.8)0 2316 y(conforman)n(t)1368 b(6.7.3.7,)250 b(6.7.3.7.2,)185 b(6.7.3.7.3)0 2416 y(conforman)n(t)26 b(arra)n(y)1150 b(6.7.3.7,)250 b(6.7.3.7.2)0 2516 y(conforman)n(t-actual-v)-5 b(ariable)805 b(6.4.2.2,)250 b(6.4.3.3.1,)185 b(6.7.3.7.1,)f Ft(6.7.3.7.2)p Fv(,)1780 2615 y Ft(6.7.3.7.3)0 2715 y Fv(conforman)n(t-arra)n(y-form)951 b(6.2.3.2,)250 b(6.4.1,)315 b(6.7.3.6,)249 b Ft(6.7.3.7.1)p Fv(,)1780 2814 y(6.7.3.8)0 2914 y(conforman)n(t-arra)n(y-parameter)749 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.7.2)0 3014 y(conforman)n(t-arra)n(y-parameter-sp)r (eci\014ca)o(tion)276 b(6.7.3.6,)250 b Ft(6.7.3.7.1)0 3113 y Fv(congruit)n(y)26 b(\(-ous\))1198 b(6.7.3.4,)250 b(6.7.3.5,)g Ft(6.7.3.6)0 3213 y Fv(const)1590 b(6.1.2,)315 b Ft(6.2.1)0 3313 y Fv(constan)n(t)1472 b(6.3,)380 b(6.3.1,)315 b(6.4.2.2,)249 b(6.4.2.3,)1780 3412 y(6.6,)380 b(6.7.3.7.1,)185 b(6.8.8.1,)249 b(6.11.2)0 3512 y(constan)n(t-access)1225 b(6.8.1,)315 b(6.8.4,)g Ft(6.8.8.1)p Fv(,)213 b(6.8.8.2,)1780 3611 y(6.8.8.3,)250 b(6.9.3.10)0 3711 y(constan)n(t-access-comp)r(onen) n(t)800 b Ft(6.8.8.1)0 3811 y Fv(constan)n(t-de\014nition)1103 b(6.2.1,)315 b Ft(6.3.1)0 3910 y Fv(constan)n(t-de\014nition-part)922 b Ft(6.2.1)p Fv(,)289 b(6.3.1,)315 b(6.3.2,)f(6.11.1)0 4010 y(constan)n(t-expression)1070 b(6.3.1,)315 b(6.4.3.4,)250 b Ft(6.8.2)p Fv(,)288 b(6.8.7.3)0 4110 y(constan)n(t-\014eld-iden)n (ti\014er)943 b(6.8.8.3,)250 b Ft(6.9.3.10)0 4209 y Fv(constan)n (t-iden)n(ti\014er)1123 b(6.2.2.6,)250 b(6.2.2.9,)g Ft(6.3.1)p Fv(,)288 b(6.4.2.2,)1780 4309 y(6.4.2.3,)250 b(6.11.2,)273 b(6.11.3)0 4408 y(constan)n(t-name)1250 b(6.2.2.6,)250 b Ft(6.3.1)p Fv(,)289 b(6.8.8.1,)249 b(6.11.2)0 4508 y(constan)n(t-tag-v)-5 b(alue)1113 b Ft(6.8.7.3)0 4608 y Fv(constituen)n(t-iden)n(ti\014er)1027 b Ft(6.11.2)p Fv(,)241 b(6.11.3,)273 b(6.11.4.1,)207 b(6.11.4.2,)1780 4707 y(6.11.6)0 4807 y(con)n(tain)27 b(\(-s,)g(-ed,)h(-ing\))1011 b Ft(4)p Fv(,)439 b Ft(6.2.3.2)p Fv(,)214 b Ft(6.2.3.8)0 4907 y Fv(con)n(trol-v)-5 b(ariable)1214 b Ft(6.9.3.9.1)p Fv(,)139 b(6.9.3.9.2,)185 b(6.9.3.9.3,)0 5006 y(corresp)r(ond)26 b(\(-ing\))1154 b(1.2,)380 b(4,)445 b(6.1.4,)314 b(6.1.5,)0 5255 y Ft(196)p eop 197 208 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))2080 523 y Fv(6.1.7,)315 b(6.1.9,)g(6.1.11,)272 b(6.2.1,)2080 623 y(6.2.3.2,)250 b(6.2.3.8,)g(6.4.1,)314 b(6.4.2.2,)2080 722 y(6.4.3.3.1,)185 b Ft(6.4.3.4)p Fv(,)214 b(6.4.3.6,)249 b Ft(6.4.7)p Fv(,)2080 822 y(6.4.8,)315 b(6.5.1,)g(6.7.1,)f(6.7.2,)2080 922 y(6.7.3.1,)250 b(6.7.3.2,)g(6.7.3.3,)f(6.7.3.4,)2080 1021 y(6.7.3.5,)h(6.7.3.6,)g(6.7.3.7.1,)184 b Ft(6.7.3.7.2)p Fv(,)2080 1121 y Ft(6.7.3.7.3)p Fv(,)139 b Ft(6.7.3.8)p Fv(,)214 b(6.7.4,)314 b(6.7.5.2,)2080 1220 y(6.7.5.3,)250 b(6.7.5.5,)g(6.7.6.7,)f(6.8.4,)2080 1320 y(6.8.5,)315 b(6.8.7.3,)250 b(6.9.2.3,)f(6.9.3.10,)2080 1420 y(6.9.4,)315 b Ft(6.11.3)300 1519 y Fv(corresp)r(ond)26 b(to)1283 b(6.4.3.4,)250 b(6.4.3.6,)g(6.4.7,)314 b(6.7.5.3,)2080 1619 y(6.8.5,)h(6.8.7.3,)250 b(6.9.2.3,)f Ft(6.11.3)300 1719 y Fv(cos)1668 b Ft(6.7.6.2)300 1818 y Fv(create)27 b(\(-ed,)g(-ion\))1171 b(6.2.3.5,)250 b(6.2.3.8,)g(6.2.4,)314 b(6.4.4,)2080 1918 y(6.4.7,)h Ft(6.5.3.3)p Fv(,)214 b(6.7.5.3,)249 b(6.13)300 2017 y(date)1623 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8,)250 b Ft(6.7.6.9)p Fv(,)213 b(6.11.6)300 2117 y(DateV)-7 b(alid)1417 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8)300 2217 y(da)n(y)1650 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8,)250 b(6.7.6.9)300 2316 y(decimal)1503 b(6.1.7,)315 b(6.10.3.3,)208 b(6.10.3.4,)f(6.10.3.4.1,)2080 2416 y(6.10.3.4.2)300 2516 y(declaration)1377 b(3.1,)380 b(5.1,)g(6.5,)f(6.7,)2080 2615 y(6.7.2,)315 b(6.8.8.1)300 2715 y(de\014ning)28 b(o)r(ccurrence)1079 b(3,)445 b Ft(6.2.2.8)p Fv(,)214 b(6.2.2.11,)207 b(6.2.2.13,)2080 2814 y(6.2.3.8)300 2914 y(de\014ning-p)r(oin)n(t)1277 b(6.2.1,)315 b Ft(6.2.2.1)p Fv(,)214 b Ft(6.2.2.2)p Fv(,)f(6.2.2.3,)2080 3014 y(6.2.2.4,)250 b(6.2.2.5,)g(6.2.2.7,)f(6.2.2.8,)2080 3113 y(6.2.2.9,)h(6.2.2.10,)208 b(6.2.2.11,)f(6.2.2.12,)2080 3213 y(6.2.3.1,)250 b(6.2.3.2,)g(6.3.1,) 314 b(6.4.1,)2080 3313 y(6.4.2.3,)250 b(6.4.3.4,)g(6.4.7,)314 b(6.4.9,)2080 3412 y(6.5.1,)h(6.5.3.3,)250 b(6.7.1,)314 b(6.7.2,)2080 3512 y(6.7.3.1,)250 b(6.7.3.6,)g(6.7.3.7.1,)184 b(6.7.3.7.2,)2080 3611 y(6.8.2,)315 b(6.8.4,)g(6.8.6.3,)249 b(6.8.7.3,)2080 3711 y(6.8.8.3,)h(6.9.3.10,)208 b(6.9.4,)314 b(6.11.1,)2080 3811 y(6.11.2,)273 b(6.11.3,)g(6.12)300 3910 y(de\014nition)1439 b(3,)445 b(3.1,)380 b(3.2,)f(4,)2080 4010 y(5.1,)h(6.1.7,)315 b(6.2.2.11,)207 b(6.7.3.7.1,)2080 4110 y(6.7.5.2,)250 b(6.8.3.5,)g(6.10.2,)272 b(6.10.3,)2080 4209 y(6.11.7)300 4309 y(digit)1614 b Ft(6.1.1)p Fv(,)289 b(6.1.3,)315 b(6.1.4,)f(6.1.7,)2080 4408 y(6.4.2.2,)250 b(6.7.1,)315 b(6.10.3.3)300 4508 y(digit-c)n(haracter)1249 b(6.10.3.3,)208 b(6.10.3.4.1,)143 b(6.10.3.4.2)300 4608 y(digit-sequence)1269 b Ft(6.1.7)p Fv(,)289 b(6.1.8)300 4707 y(digit-v)-5 b(alue)1399 b(4,)445 b(6.1.7)300 4807 y(direct)27 b(access)g(\014le)1193 b Ft(6.4.3.6)p Fv(,)214 b(6.7.5.2,)250 b(6.7.6.1,)f(6.7.6.5,)2080 4907 y(6.7.6.6)300 5006 y(direct-access)1325 b Ft(6.4.3.6)p Fv(,)214 b(6.7.5.2,)250 b(6.7.6.1,)f(6.7.6.5,)3757 5255 y Ft(197)p eop 198 209 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1780 523 y Fv(6.7.6.6)0 623 y(directiv)n(e)1470 b Ft(6.1.4)p Fv(,)289 b(6.1.5,)315 b(6.1.6)0 722 y(discriminan)n(t)1329 b(6.4.3.3.3,)185 b(6.4.7,)315 b(6.4.8,)f(6.7.5.3,)1780 822 y(6.8.4,)h(6.9.3.10)0 922 y(discriminan)n(t-iden)n(ti\014er)980 b(6.4.2.4,)250 b(6.4.3.3.2,)185 b(6.4.3.3.3,)f(6.4.3.4,)1780 1021 y Ft(6.4.7)p Fv(,)289 b(6.8.1,)315 b(6.8.2,)f(6.8.4,)1780 1121 y(6.9.3.10,)208 b(6.11.2)0 1220 y(discriminan)n(t-sp)r (eci\014cation)855 b Ft(6.4.7)0 1320 y Fv(discriminan)n(t-sp)r (eci\014er)1007 b(6.2.2.6,)250 b Ft(6.8.4)0 1420 y Fv(discriminan)n (t-v)-5 b(alue)1114 b(6.4.7,)315 b Ft(6.4.8)p Fv(,)289 b(6.11.1)0 1519 y(discriminated-sc)n(hema)26 b(\(-ata\))766 b(6.4.1,)315 b(6.4.2.1,)250 b Ft(6.4.8)p Fv(,)288 b(6.7.2)0 1619 y(disp)r(ose)1518 b(6.4.1,)315 b Ft(6.7.5.3)p Fv(,)214 b(6.11.6)0 1719 y(div)1667 b(6.1.2,)315 b(6.8.3.1,)250 b Ft(6.8.3.2)p Fv(,)213 b(6.9.3.5,)1780 1818 y(6.9.3.8,)250 b(6.11.5)0 1918 y(do)1692 b(6.1.2,)315 b(6.9.3.8,)250 b(6.9.3.9.1,)184 b(6.9.3.10,)1780 2017 y(6.11.1)0 2117 y(domain)1512 b(6.4.3.3.3,)185 b Ft(6.4.7)p Fv(,)289 b(6.4.8,)314 b(6.7.3.2,)1780 2217 y(6.7.3.3,)250 b(6.7.5.3)0 2316 y(domain-t)n(yp)r(e)1325 b(6.2.2.9,)250 b(6.4.1,)315 b Ft(6.4.4)p Fv(,)288 b(6.4.7,)1780 2416 y(6.7.5.3)0 2516 y(do)n(wn)n(to)1516 b(6.1.2,)315 b Ft(6.9.3.9.2)0 2615 y Fv(dy)n(adic)1544 b(6.4.2.2,)250 b(6.8.3.1,)g Ft(6.8.3.2)0 2715 y Fv(dynamic-violation)1128 b Ft(3.1)p Fv(,)364 b(3.2,)380 b(5.1,)f(6.4.2.4,)1780 2814 y(6.4.3.4,)250 b(6.4.6,)315 b(6.4.8,)f(6.7.3.2,)1780 2914 y(6.7.3.3,)250 b(6.7.3.5,)g(6.7.3.6,)f(6.7.5.3,)1780 3014 y(6.7.5.6,)h(6.7.6.8,)g (6.9.2.4,)f(6.9.3.5)0 3113 y(else)1650 b(6.1.2,)315 b Ft(6.9.3.4)0 3213 y Fv(else-part)1469 b Ft(6.9.3.4)0 3313 y Fv(empt)n(y)28 b(\(non-\))1300 b(6.4.3.3.1,)185 b Ft(6.4.3.4)p Fv(,)214 b Ft(6.4.3.6)p Fv(,)f(6.4.7,)1780 3412 y(6.7.5.2,)250 b Ft(6.7.6.5)p Fv(,)214 b(6.8.2,)314 b(6.10.1,)1780 3512 y(6.10.5,)273 b(6.11.6)0 3611 y(empt)n(y-statemen)n (t)1168 b(6.2.3.2,)250 b Ft(6.9.2.1)0 3711 y Fv(end)1651 b(6.1.2,)315 b(6.4.3.4,)250 b(6.9.3.2,)f(6.9.3.5,)1780 3811 y(6.11.1)0 3910 y(end-of-\014le)1422 b(6.4.3.6,)250 b(6.10.2)0 4010 y(end-of-line)1399 b Ft(6.4.3.6)p Fv(,)214 b(6.7.5.2,)250 b(6.7.6.5,)f(6.10.1,)1780 4110 y(6.10.4,)273 b(6.10.5)0 4209 y(en)n(tire-function-access)1002 b Ft(6.8.6.1)0 4309 y Fv(en)n(tire-v)-5 b(ariable)1261 b(6.5.1,)315 b Ft(6.5.2)p Fv(,)289 b(6.9.3.9.1)0 4408 y(en)n(umerated-t)n(yp)r(e) 1170 b(6.4.2.1,)250 b Ft(6.4.2.3)p Fv(,)214 b(6.11.2,)272 b(6.11.7)0 4508 y(eof)1676 b(6.7.1,)315 b(6.7.5.5,)250 b Ft(6.7.6.5)p Fv(,)213 b(6.8.2,)1780 4608 y(6.8.5,)315 b(6.9.3.8,)250 b(6.12)0 4707 y(eoln)1632 b(6.7.5.5,)250 b Ft(6.7.6.5)p Fv(,)214 b(6.8.2,)314 b(6.10.1,)1780 4807 y(6.10.2,)273 b(6.12)0 4907 y(epsreal)1529 b Ft(6.4.2.2)p Fv(,)214 b(6.7.1,)315 b(6.7.2)0 5006 y(EQ)1658 b Ft(6.7.6.7)0 5255 y(198)p eop 199 210 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(equiv)-5 b(alen)n(t)1413 b(4,)445 b(6.4.3.2,)250 b(6.5.3.2,)f(6.7.3.6,)2080 623 y(6.7.3.7.1,)185 b(6.7.3.8,)250 b(6.7.5.2,)f(6.7.5.4,)2080 722 y(6.7.5.5,)h(6.7.5.6,)g(6.7.6.3,)f (6.7.6.4,)2080 822 y(6.7.6.5,)h(6.7.6.7,)g(6.8.3.5,)f(6.8.6.1,)2080 922 y(6.8.6.2,)h(6.8.8.2,)g(6.9.3.8,)f(6.9.3.9.2,)2080 1021 y(6.9.3.10,)208 b(6.9.4,)315 b(6.10.1,)272 b(6.10.2,)2080 1121 y(6.10.3,)h(6.10.3.1,)208 b(6.10.3.5,)f(6.10.4,)300 1220 y(error)1602 b(1.2,)380 b Ft(3.2)p Fv(,)364 b(5.1,)379 b(6.4.2.2,)2080 1320 y(6.4.3.6,)250 b(6.4.6,)315 b(6.4.7,)f(6.5.1,)2080 1420 y(6.5.3.1,)250 b(6.5.3.2,)g(6.5.3.3,)f(6.5.4,)2080 1519 y(6.5.5,)315 b(6.5.6,)g(6.7.3.2,)249 b(6.7.3.7.1,)2080 1619 y(6.7.3.8,)h(6.7.5.2,)g(6.7.5.3,)f(6.7.5.4,)2080 1719 y(6.7.5.5,)h(6.7.5.6,)g(6.7.6.2,)f(6.7.6.3,)2080 1818 y(6.7.6.4,)h(6.7.6.5,)g(6.7.6.6,)f(6.7.6.7,)2080 1918 y(6.7.6.9,)h(6.8.1,)315 b(6.8.3.2,)249 b(6.8.3.3,)2080 2017 y(6.8.5,)315 b(6.8.6.2,)250 b(6.8.6.3,)f(6.8.6.4,)2080 2117 y(6.8.6.5,)h(6.8.8.2,)g(6.8.8.3,)f(6.8.8.4,)2080 2217 y(6.10.1,)273 b(6.10.3,)g(6.10.3.1,)207 b(6.10.4,)2080 2316 y(6.10.5)300 2416 y(ev)-5 b(aluate)27 b(\(-ed,)h(-ing,)f(-tion\)) 869 b(6.2.3.8,)250 b(6.4.2.4,)g(6.4.8,)314 b(6.5.3.2,)2080 2516 y(6.5.6,)h(6.7.3.7.2,)185 b(6.7.5.2,)249 b(6.7.5.3,)2080 2615 y(6.7.5.4,)h(6.8.1,)315 b(6.8.3.1,)249 b(6.8.3.3,)2080 2715 y(6.8.5,)315 b(6.8.6.2,)250 b(6.8.6.5,)f(6.8.7.1,)2080 2814 y(6.8.8.2,)h(6.8.8.4,)g(6.9.2.2,)f(6.9.2.3,)2080 2914 y(6.9.3.5,)h(6.9.3.7,)g(6.9.3.9.3,)184 b(6.10.3)300 3014 y(execute)27 b(\(-es,)h(-ed,)f(-tion,)h(-able\))711 b(1.2,)380 b(3.1,)g(3.2,)f(3.6,)2080 3113 y(5.1,)h(6.2.1,)315 b(6.4.4,)f(6.5.1,)2080 3213 y(6.7.5.2,)250 b(6.7.5.4,)g(6.7.5.5,)f (6.7.5.7,)2080 3313 y(6.9.1,)315 b(6.9.2.2,)250 b(6.9.3.1,)f(6.9.3.2,) 2080 3412 y(6.9.3.4,)h(6.9.3.5,)g(6.9.3.6,)f(6.9.3.7,)2080 3512 y(6.9.3.9.1,)185 b(6.9.3.9.2,)g(6.9.3.9.3,)f(6.9.3.10,)2080 3611 y(6.9.4,)315 b(6.10.1,)273 b(6.10.2,)f(6.10.3,)2080 3711 y(6.10.4)300 3811 y(exp)1653 b(6.5.1,)315 b Ft(6.7.6.2)p Fv(,)214 b(6.8.3.2)300 3910 y(ExpDigits)1417 b Ft(6.10.3.4.1)300 4010 y Fv(exp)r(onen)n(t)1450 b(6.10.3.4.1)300 4110 y(exp)r(onen)n (tiating-op)r(erator)905 b(6.8.1,)315 b Ft(6.8.3.1)300 4209 y Fv(exp)r(onen)n(tiation)1242 b(6.8.3.2)300 4309 y(exp)r(ort)27 b(\(-s,)h(-ed,)f(-ing\))1041 b(6.1.2,)315 b(6.2.2.13,)208 b(6.4.2.5,)249 b(6.11.1,)2080 4408 y Ft(6.11.2)p Fv(,)241 b(6.11.5,)273 b(6.11.6,)f(6.11.7)300 4508 y(exp)r(ort-clause)1298 b Ft(6.11.2)300 4608 y Fv(exp)r(ort-list) 1405 b(6.2.2.9,)250 b Ft(6.11.2)300 4707 y Fv(exp)r(ort-part)1363 b Ft(6.11.2)300 4807 y Fv(exp)r(ort-range)1316 b Ft(6.11.2)300 4907 y Fv(exp)r(ort-renaming-clause)932 b Ft(6.11.2)300 5006 y Fv(exp)r(ortable-name)1174 b Ft(6.11.2)3757 5255 y(199)p eop 200 211 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(expression)1406 b(6.4.1,)315 b(6.4.2.4,)250 b(6.4.3.3.2,)184 b(6.4.7,)1780 623 y(6.4.8,)315 b(6.5.3.2,)250 b(6.6,)379 b(6.7.2,)1780 722 y(6.7.3.2,)250 b(6.7.3.7.2,)185 b(6.7.5.2,)249 b(6.7.5.3,)1780 822 y(6.7.5.4,)h(6.7.5.5,)g(6.7.5.6,)f (6.7.6.2,)1780 922 y(6.7.6.3,)h(6.7.6.4,)g(6.7.6.5,)f(6.7.6.7,)1780 1021 y(6.7.6.9,)h Ft(6.8.1)p Fv(,)289 b(6.8.2,)314 b(6.8.3.3,)1780 1121 y(6.8.5,)h(6.8.7.1,)250 b(6.9.2.2,)f(6.9.3.5,)1780 1220 y(6.9.3.9.2,)185 b(6.9.3.9.3,)g(6.10.3,)272 b(6.10.3.1,)1780 1320 y(6.11.1)0 1420 y(extend)28 b(\(-ed,)g(-ing\))1145 b(1.1,)380 b(1.2,)g(4,)444 b(5.1,)1780 1519 y(6.1.1,)315 b(6.1.4,)g(6.1.5,)f(6.1.9,)1780 1619 y(6.1.11,)273 b(6.4.3.6,)250 b(6.7.1,)314 b Ft(6.7.5.2)p Fv(,)1780 1719 y(6.7.6.7,)250 b(6.8.3.5,)g(6.11.4.2,)207 b(6.12,)1780 1818 y(6.13)0 1918 y(extended-digit)1261 b Ft(6.1.7)0 2017 y Fv(extended-n)n(um)n(b)r (er)1152 b(6.1.1,)315 b Ft(6.1.7)p Fv(,)289 b(6.1.10,)272 b(6.8.1)0 2117 y(extension)1440 b Ft(3.3)p Fv(,)364 b(5.1,)380 b(6.1.4,)314 b(6.1.5,)1780 2217 y(6.4.3.4,)0 2316 y(external)1486 b(6.1.4,)315 b(6.1.5,)g(6.2.3.5,)249 b(6.2.4,)1780 2416 y(6.4.3.4,)h(6.5.1,)315 b(6.5.3.1,)249 b(6.7.5.2,)1780 2516 y(6.7.5.3,)h(6.7.5.6,)g(6.7.6.8,)f(6.11.1,)1780 2615 y(6.12)0 2715 y(factor)1569 b Ft(6.8.1)p Fv(,)289 b(6.8.3.1,)250 b(6.8.3.2)0 2814 y(false)1620 b Ft(6.4.2.2)p Fv(,)214 b(6.10.3.5)0 2914 y(\014eld)1628 b(6.4.3.4,)250 b(6.5.3.3,)g(6.7.3.3,)f(6.7.5.8,)1780 3014 y(6.7.6.8,)h(6.7.6.9,)g (6.8.1,)314 b(6.8.7.3)0 3113 y(\014eld-designated-constan)n(t)880 b(6.2.2.6,)250 b(6.8.8.1,)g Ft(6.8.8.3)0 3213 y Fv(\014eld-designator) 1224 b(6.2.2.6,)250 b(6.5.3.1,)g Ft(6.5.3.3)0 3313 y Fv(\014eld-designator-iden)n(ti\014er)875 b(6.5.3.3,)250 b(6.8.2,)315 b Ft(6.9.3.10)p Fv(,)165 b(6.9.4)0 3412 y(\014eld-iden)n(ti\014er)1279 b(6.2.2.6,)250 b Ft(6.4.3.4)p Fv(,)214 b(6.5.3.3,)249 b(6.8.6.3,)1780 3512 y(6.8.7.3,)h(6.8.8.3,)g (6.9.3.10,)207 b(6.11.2)0 3611 y(\014eld-list)1489 b Ft(6.4.3.4)p Fv(,)214 b(6.5.1,)315 b(6.7.5.3,)249 b(6.8.7.3)0 3711 y(\014eld-list-v)-5 b(alue)1274 b Ft(6.8.7.3)0 3811 y Fv(\014eld-sp)r(eci\014er)1306 b(6.2.2.6,)250 b Ft(6.5.3.3)p Fv(,)214 b(6.8.6.3,)249 b(6.8.8.3)0 3910 y(\014eld-v)-5 b(alue)1413 b(6.2.2.6,)250 b Ft(6.8.7.3)0 4010 y Fv(\014eld-width)1393 b Ft(6.10.3.1)p Fv(,)166 b(6.10.3.5)0 4110 y(\014le)1674 b(6.1.2,)315 b(6.4.1,)g(6.4.3.6,)249 b(6.4.10,)1780 4209 y(6.5.1,)315 b(6.7.1,)g(6.7.5.1,)249 b(6.7.5.2,)1780 4309 y(6.7.6.8,)h(6.10.2,)273 b(6.10.3.1,)207 b(6.10.3.2,)1780 4408 y(6.10.3.3,)h(6.10.3.4,)g(6.10.3.5,)f(6.11.6,)1780 4508 y(6.12)0 4608 y(\014le-t)n(yp)r(e)1487 b(6.2.4,)315 b(6.4.1,)g(6.4.3.1,)249 b Ft(6.4.3.6)p Fv(,)1780 4707 y(6.4.6,)315 b(6.5.5,)g(6.7.2,)f(6.7.3.2,)1780 4807 y(6.7.3.3,)250 b(6.7.3.6,)g(6.7.3.7.2,)184 b(6.7.5.2,)1780 4907 y(6.7.5.6,)250 b(6.7.6.5,)g(6.7.6.6,)f(6.7.6.8,)1780 5006 y(6.8.7.1)0 5255 y Ft(200)p eop 201 212 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(\014le-t)n(yp)r(e-name)1265 b Ft(6.4.1)300 623 y Fv(\014le-v)-5 b(ariable)1361 b Ft(6.5.5)p Fv(,)289 b(6.7.5.2,)250 b(6.7.6.5,)f(6.7.6.6,)2080 722 y(6.10.1,)273 b(6.10.2,)g(6.10.3,)f(6.10.4)300 822 y(\014nal-v)-5 b(alue)1408 b Ft(6.9.3.9.2)300 922 y Fv(\014nalization)1378 b Ft(6.2.3.2)p Fv(,)214 b(6.2.3.4,)250 b(6.2.3.5,)f(6.2.3.6)300 1021 y(\014nalization-part)1197 b(6.2.3.2,)250 b Ft(6.11.1)300 1121 y Fv(\014rst-constan)n(t-name)1078 b Ft(6.11.2)300 1220 y Fv(\014xed-comp)r(onen)n(t-initial-state)738 b Ft(6.7.3.7.1)300 1320 y Fv(\014xed-comp)r(onen)n(t-t)n(yp)r(e)995 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.7.2)300 1420 y(\014xed-part)1426 b Ft(6.4.3.4)p Fv(,)214 b(6.8.7.3)300 1519 y(\014xed-part-v)-5 b(alue)1211 b Ft(6.8.7.3)300 1619 y Fv(\014xed-p)r(oin)n(t)1390 b(6.4.2.2,)250 b Ft(6.10.3.4.2)300 1719 y Fv(\014xed-string-index-t)n (yp)r(e)959 b Ft(6.4.3.3.2)300 1818 y Fv(\014xed-string-t)n(yp)r(e)1183 b(6.4.2.2,)250 b(6.4.3.3.1,)185 b Ft(6.4.3.3.2)p Fv(,)138 b(6.4.6,)2080 1918 y(6.5.3.2,)250 b(6.5.6,)315 b(6.7.3.3,)249 b(6.7.3.7.1,)2080 2017 y(6.7.3.7.2,)185 b(6.7.5.5,)250 b(6.8.6.2,)f(6.8.8.2,)2080 2117 y(6.10.1)300 2217 y(\015oating-p)r(oin) n(t)1290 b(6.4.2.2,)250 b Ft(6.10.3.4.1)300 2316 y Fv(for)1680 b(6.1.2,)315 b Ft(6.9.3.9.1)300 2416 y Fv(for-statemen)n(t)1294 b(6.9.3.6,)250 b(6.9.3.9,)g Ft(6.9.3.9.1)p Fv(,)138 b(6.9.3.9.2,)2080 2516 y(6.9.3.9.3,)185 b(6.9.4)300 2615 y(formal-discriminan)n(t-part) 886 b(6.2.3.2,)250 b Ft(6.4.7)300 2715 y Fv(formal-parameter)1147 b(6.2.3.2,)250 b(6.2.3.5,)g(6.2.3.8,)f(6.4.2.5,)2080 2814 y(6.7.1,)315 b(6.7.2,)g Ft(6.7.3.1)p Fv(,)213 b(6.7.3.2,)2080 2914 y(6.7.3.3,)250 b(6.7.3.4,)g(6.7.3.5,)f(6.7.3.6,)2080 3014 y(6.7.3.7.1,)185 b(6.7.3.7.2,)g(6.7.3.7.3,)f(6.8.5,)2080 3113 y(6.9.2.3)300 3213 y(formal-parameter-list)1008 b(6.2.3.2,)250 b(6.4.9,)315 b(6.7.1,)f(6.7.2,)2080 3313 y Ft(6.7.3.1)p Fv(,)214 b(6.7.3.4,)250 b(6.7.3.5,)f(6.7.3.6,)2080 3412 y(6.7.3.7.1)300 3512 y(formal-parameter-section)869 b Ft(6.7.3.1)p Fv(,)214 b(6.7.3.4,)250 b(6.7.3.5,)f(6.7.3.6,)2080 3611 y Ft(6.7.3.7.1)300 3711 y Fv(forw)n(ard)1501 b Ft(6.1.4)p Fv(,)289 b(6.2.1,)315 b(6.7.1,)f(6.7.2)300 3811 y(F)-7 b(racDigits)1405 b Ft(6.10.3.1)p Fv(,)166 b(6.10.3.4.2)300 3910 y(fractional-part)1254 b Ft(6.1.7)300 4010 y Fv(function)1483 b(6.1.2,)315 b(6.2.2.7,)250 b(6.2.2.10,)207 b Ft(6.2.3.2)p Fv(,)2080 4110 y(6.2.3.3,)250 b(6.2.3.5,)g(6.4.2.2,)f(6.4.2.5,)2080 4209 y(6.4.3.4,)h(6.4.3.6,)g(6.5.1,)314 b(6.7,)2080 4309 y(6.7.1,)h Ft(6.7.2)p Fv(,)289 b(6.7.3.5,)249 b(6.7.3.6,)2080 4408 y(6.7.4,)315 b(6.7.5.3,)250 b(6.7.5.6,)f(6.7.6,)2080 4508 y(6.7.6.1,)h(6.7.6.2,)g(6.7.6.3,)f(6.7.6.4,)2080 4608 y(6.7.6.5,)h(6.7.6.6,)g(6.7.6.7,)f(6.7.6.8,)2080 4707 y(6.7.6.9,)h(6.8.2,)315 b(6.8.5,)f(6.8.6.1,)2080 4807 y(6.9.2.2,)250 b(6.10.3.3,)208 b(6.10.3.4.1,)142 b(6.10.3.4.2,)2080 4907 y(6.11.2,)273 b(6.11.3,)g(6.11.5,)f(6.11.6,) 2080 5006 y(6.11.7)3757 5255 y Ft(201)p eop 202 213 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(function-access)1236 b(6.8.1,)315 b(6.8.6,)g Ft(6.8.6.1)p Fv(,)213 b(6.8.6.2,)1780 623 y(6.8.6.3,)250 b(6.8.6.4)0 722 y(function-blo)r(c)n(k)1263 b(6.1.4,)315 b(6.2.3.2,)250 b(6.2.3.3,)f Ft(6.7.2)p Fv(,)1780 822 y(6.7.3.1,)h(6.8.5,)315 b(6.9.2.2,)249 b(6.11.6)0 922 y(function-declaration)1052 b(6.1.4,)315 b(6.2.1,)g Ft(6.7.2)p Fv(,)288 b(6.8.5)0 1021 y(function-designator)1079 b(6.2.3.2,)250 b(6.2.3.4,)g(6.7.3.7.2,)184 b(6.7.6.5,)1780 1121 y Ft(6.8.5)p Fv(,)289 b(6.8.6.1,)250 b(6.11.4.2)0 1220 y(function-heading)1173 b(6.1.4,)315 b Ft(6.7.2)p Fv(,)289 b(6.7.3.1,)249 b(6.7.3.6,)1780 1320 y(6.11.1,)273 b(6.11.6)0 1420 y(function-iden)n(ti\014cation)982 b Ft(6.7.2)0 1519 y Fv(function-iden)n(ti\014ed-v)-5 b(ariable)808 b(6.5.1,)315 b Ft(6.8.6.4)0 1619 y Fv(function-iden)n (ti\014er)1134 b(6.2.2.6,)250 b(6.2.2.9,)g(6.2.3.1,)f(6.2.3.2,)1780 1719 y Ft(6.7.2)p Fv(,)289 b(6.7.3.1,)250 b(6.7.3.5,)f(6.7.4,)1780 1818 y(6.8.2,)315 b(6.9.2.2,)250 b(6.11.2,)272 b(6.11.3)0 1918 y(function-name)1261 b(6.2.2.6,)250 b Ft(6.7.2)p Fv(,)289 b(6.7.3.5,)249 b(6.8.5,)1780 2017 y(6.8.6.1,)h(6.11.2)0 2117 y(function-result-iden)n(ti\014er)902 b Ft(6.7.2)0 2217 y Fv(functional-parameter-sp)r(eci\014cation)545 b Ft(6.7.3.1)p Fv(,)214 b(6.7.3.6)0 2316 y(GE)1658 b Ft(6.7.6.7)0 2416 y Fv(generation)1400 b Ft(6.4.3.6)p Fv(,)214 b(6.7.5.2,)250 b(6.10.4,)272 b(6.10.5)0 2516 y(get)1669 b(6.7.1,)315 b Ft(6.7.5.2)p Fv(,)214 b(6.9.3.8,)249 b(6.10.1,)1780 2615 y(6.10.2,)273 b(6.12)0 2715 y(GetTimeStamp)1222 b(6.4.3.4,)250 b Ft(6.7.5.8)p Fv(,)214 b(6.9.4,)314 b(6.11.6)0 2814 y(goto)1622 b(6.1.2,)315 b Ft(6.9.2.4)0 2914 y Fv(goto-statemen)n (t)1236 b(6.8.5,)315 b(6.9.1,)g(6.9.2.1,)249 b Ft(6.9.2.4)p Fv(,)1780 3014 y(6.9.3.1,)h(6.9.3.7,)g(6.9.3.9.1)0 3113 y(greatest-v)-5 b(alue)1277 b Ft(6.11.2)0 3213 y Fv(GT)1655 b Ft(6.7.6.7)0 3313 y Fv(halt)1637 b Ft(6.7.5.7)p Fv(,)214 b(6.9.2.3,)250 b(6.9.3.5,)f(6.11.6)0 3412 y(host-t)n(yp)r(e)1440 b(6.4.2.1,)250 b Ft(6.4.2.4)p Fv(,)214 b(6.7.3.2)0 3512 y(hour)1613 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8)0 3611 y(iden)n(ti\014ed-v)-5 b(ariable)1133 b(6.5.1,)315 b Ft(6.5.4)p Fv(,)289 b(6.7.5.3)0 3711 y(iden)n(ti\014er)1459 b(3.3,)380 b(4,)445 b(6.1.1,)314 b Ft(6.1.3)p Fv(,)1780 3811 y(6.1.10,)273 b(6.2.2.1,)250 b(6.2.2.5,)f(6.2.2.6,)1780 3910 y(6.2.2.7,)h(6.2.2.8,)g(6.2.2.9,)f(6.2.2.10,)1780 4010 y(6.2.2.11,)208 b(6.3.1,)315 b(6.4.1,)f(6.4.2.3,)1780 4110 y(6.4.3.4,)250 b(6.4.7,)315 b(6.5.1,)f(6.7.1,)1780 4209 y(6.7.2,)h(6.7.3.1,)250 b(6.7.3.2,)f(6.7.3.7.1,)1780 4309 y(6.8.2,)315 b(6.9.3.9.1,)185 b(6.9.3.10,)207 b(6.11.1,)1780 4408 y(6.11.2,)273 b(6.11.3,)g(6.11.4.2,)207 b(6.11.6,)1780 4508 y(6.12)0 4608 y(iden)n(ti\014er-list)1320 b(6.2.2.6,)250 b Ft(6.4.2.3)p Fv(,)214 b(6.4.3.4,)249 b(6.4.7,)1780 4707 y(6.5.1,)315 b(6.7.3.1,)250 b(6.7.3.2,)f(6.7.3.7.1,)1780 4807 y(6.7.3.7.2,)185 b(6.7.3.7.3,)g(6.11.1,)272 b(6.12)0 4907 y(iden)n(tifying-v)-5 b(alue)1180 b(6.2.4,)315 b(6.4.1,)g Ft(6.4.4)p Fv(,)288 b(6.5.1,)1780 5006 y(6.5.4,)315 b(6.7.5.3)0 5255 y Ft(202)p eop 203 214 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(if)1732 b(6.1.2,)315 b Ft(6.9.3.4)300 623 y Fv(if-statemen)n(t)1346 b(6.9.3.3,)250 b Ft(6.9.3.4)300 722 y Fv(im)1688 b Ft(6.7.6.2)300 822 y Fv(implemen)n(tation)1215 b(1.2,)380 b(3.2,)g(5.1,)f Ft(6.1.6)p Fv(,)2080 922 y(6.4.2.5,)250 b(6.8.2,)315 b(6.11.1,)272 b(6.11.5,)2080 1021 y(6.11.6,)h(6.13)300 1121 y(implemen)n(tation-de\014ned)929 b(3.2,)380 b Ft(3.4)p Fv(,)364 b(5.1,)379 b(5.2,)2080 1220 y(6.1.9,)315 b(6.1.11,)273 b(6.4.2.2,)249 b(6.4.3.4,)2080 1320 y(6.4.3.6,)h(6.7.5.2,)g(6.7.5.6,)f (6.7.5.8,)2080 1420 y(6.7.6.8,)h(6.7.6.9,)g(6.8.2,)314 b(6.10.2,)2080 1519 y(6.10.3,)273 b(6.10.3.1,)208 b(6.10.3.4.1,)142 b(6.10.3.5,)2080 1619 y(6.10.5,)273 b(6.11.1,)g(6.11.4.2,)207 b(6.12)300 1719 y(implemen)n(tation-dep)r(enden)n(t)814 b Ft(3.5)p Fv(,)364 b(5.1,)380 b(5.2,)f(6.2.3.6,)2080 1818 y(6.4.3.6,)250 b(6.4.8,)315 b(6.5.3.2,)249 b(6.5.6,)2080 1918 y(6.7.5.3,)h(6.7.5.6,)g(6.8.1,)314 b(6.8.3.1,)2080 2017 y(6.8.5,)h(6.8.6.2,)250 b(6.8.6.5,)f(6.8.7.1,)2080 2117 y(6.8.8.2,)h(6.8.8.4,)g(6.9.2.2,)f(6.9.2.3,)2080 2217 y(6.9.3.9.3,)185 b(6.10.1,)273 b(6.10.5)300 2316 y(implemen)n(tation-directiv)n(e)877 b(6.1.1,)315 b Ft(6.1.6)p Fv(,)289 b(6.11.1)300 2416 y(implicitly)28 b(accessible)1061 b(6.2.3.2,)250 b(6.7.6.5,)g(6.10.1,)272 b(6.10.2,)2080 2516 y(6.10.3,)h(6.10.4,)g(6.10.5,)f Ft(6.11.4.2)300 2615 y Fv(imp)r(ort)28 b(\(-s,)f(-ed\))1219 b(6.1.2,)315 b Ft(6.2.1)p Fv(,)289 b(6.2.2.6,)249 b(6.2.2.7,)2080 2715 y(6.2.2.13,)208 b(6.3.1,)315 b(6.4.1,)f(6.4.2.5,)2080 2814 y(6.4.7,)h(6.5.1,)g(6.7.1,)f(6.7.2,)2080 2914 y(6.11.1,)273 b Ft(6.11.3)p Fv(,)241 b(6.11.6,)272 b(6.11.7,)2080 3014 y(6.12)300 3113 y(imp)r(ort-clause)1287 b Ft(6.11.3)300 3213 y Fv(imp)r(ort-list)1394 b Ft(6.11.3)300 3313 y Fv(imp)r(ort-part)1352 b Ft(6.2.1)p Fv(,)289 b(6.11.1)300 3412 y(imp)r(ort-quali\014er)1211 b(6.2.2.6,)250 b Ft(6.11.3)300 3512 y Fv(imp)r(ort-renaming-clause)921 b Ft(6.11.3)300 3611 y Fv(imp)r(ort-sp)r(eci\014cation)1059 b(6.2.1,)315 b(6.2.2.6,)250 b(6.11.2,)272 b Ft(6.11.3)p Fv(,)300 3711 y(imp)r(orted-in)n(terface-iden)n(ti\014er)763 b(6.2.2.6,)250 b(6.3.1,)315 b(6.4.1,)f(6.4.7,)2080 3811 y(6.5.1,)h(6.7.1,)g(6.7.2,)f Ft(6.11.3)300 3910 y Fv(in)1711 b Ft(4)p Fv(,)439 b(6.1.2,)315 b Ft(6.8.3.1)p Fv(,)213 b Ft(6.8.3.5)p Fv(,)2080 4010 y Ft(6.9.3.9.3)300 4110 y Fv(index)28 b(\(-ed,)f(-ing\))1192 b(6.3.2,)315 b(6.4.3.3.1,)185 b(6.4.3.3.3,)f(6.4.6,)2080 4209 y(6.4.7,)315 b(6.5.3.2,)250 b(6.5.6,)314 b Ft(6.7.6.7)p Fv(,)2080 4309 y(6.8.3.6,)250 b(6.8.6.2,)g(6.8.6.5,)f(6.8.8.2,)2080 4408 y(6.8.8.4,)h(6.10.1)300 4508 y(index-domain)1288 b Ft(6.4.3.3.1)p Fv(,)139 b(6.5.3.2,)250 b(6.8.6.2,)f(6.8.8.2)300 4608 y(index-expression)1182 b Ft(6.5.3.2)p Fv(,)214 b(6.5.6,)315 b(6.8.6.2,)249 b(6.8.6.5,)2080 4707 y(6.8.8.2,)h(6.8.8.4) 300 4807 y(index-t)n(yp)r(e)1397 b(6.4.1,)315 b Ft(6.4.3.2)p Fv(,)214 b(6.4.3.3.2,)184 b(6.4.3.6,)2080 4907 y(6.4.7,)315 b(6.5.3.2,)250 b(6.7.3.7.1,)184 b(6.7.3.8,)2080 5006 y(6.7.5.2,)250 b(6.7.5.4,)g(6.7.6.6,)f(6.8.6.2,)3757 5255 y Ft(203)p eop 204 215 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1780 523 y Fv(6.8.7.2,)250 b(6.8.8.2)0 623 y(index-t)n(yp)r(e-sp)r (eci\014cation)923 b(6.7.3.6,)250 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.8)0 722 y(indexed-constan)n(t)1165 b(6.8.8.1,)250 b Ft(6.8.8.2)0 822 y Fv(indexed-function-access)929 b(6.8.6.1,)250 b Ft(6.8.6.2)0 922 y Fv(indexed-v)-5 b(ariable)1188 b(6.5.3.1,)250 b Ft(6.5.3.2)p Fv(,)214 b(6.7.3.7.2)0 1021 y(initial)28 b(state)1364 b(6.2.2.7,)250 b(6.2.3.2,)g(6.2.3.5,)f(6.2.3.8,)1780 1121 y(6.2.4,)315 b(6.4.1,)g(6.4.2.1,)249 b(6.4.2.5,)1780 1220 y(6.4.3.1,)h(6.4.3.2,)g(6.4.3.3.3,)184 b(6.4.3.4,)1780 1320 y(6.4.3.5,)250 b(6.4.3.6,)g(6.4.4,)314 b(6.4.7,)1780 1420 y(6.4.8,)h(6.4.9,)g(6.4.10,)272 b(6.5.1,)1780 1519 y(6.5.3.3,)250 b(6.5.5,)315 b(6.7.1,)f(6.7.2,)1780 1619 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.7.1,)184 b(6.7.5.3,)1780 1719 y(6.11.2,)273 b(6.11.3)0 1818 y(initial-state-sp)r(eci\014er)1042 b(6.4.1,)315 b(6.4.3.2,)250 b(6.4.7,)314 b Ft(6.6)0 1918 y Fv(initial-v)-5 b(alue)1353 b Ft(6.9.3.9.2)0 2017 y Fv(initialization)1323 b Ft(6.2.3.2)p Fv(,)214 b(6.2.3.4,)250 b(6.2.3.8,)f(6.11.6)0 2117 y(initialization-part)1142 b(6.2.3.2,)250 b Ft(6.11.1)0 2217 y Fv(input)1587 b(3.6,)380 b(6.1.4,)315 b(6.2.2.10,)207 b(6.5.5,)1780 2316 y(6.7.5.2,)250 b(6.7.6.5,)g(6.10,)337 b(6.10.1,)1780 2416 y(6.10.2,)273 b Ft(6.11.1)p Fv(,)241 b Ft(6.11.4.2)p Fv(,)165 b Ft(6.12)0 2516 y Fv(insp)r(ection)1413 b Ft(6.4.3.6)p Fv(,)214 b(6.7.5.2,)250 b(6.10.3)0 2615 y(in)n(teger)1532 b(6.2.2.6,)250 b(6.4.2.1,)g Ft(6.4.2.2)p Fv(,)213 b(6.4.2.5,)1780 2715 y(6.4.3.3.2,)185 b(6.4.3.4,)250 b(6.4.6,)314 b(6.4.7,)1780 2814 y(6.4.10,)273 b(6.5.1,)315 b(6.7.1,)f(6.7.3.1,)1780 2914 y(6.7.5.3,)250 b(6.8.3.2,)g(6.8.8.1,)f(6.10.3.3,)1780 3014 y(6.10.3.4.1,)143 b(6.10.3.4.2,)g(6.11.5,)272 b(6.11.6,)1780 3113 y(6.12)0 3213 y(in)n(teger-t)n(yp)r(e)1345 b(6.1.7,)315 b Ft(6.4.2.2)p Fv(,)214 b(6.4.3.3.3,)184 b(6.4.6,)1780 3313 y(6.5.3.2,)250 b(6.5.6,)315 b(6.7.5.5,)249 b(6.7.6.2,)1780 3412 y(6.7.6.3,)h(6.7.6.4,)g(6.7.6.5,)f(6.7.6.7,)1780 3512 y(6.8.3.2,)h(6.8.3.5,)g(6.8.6.2,)f(6.8.6.5,)1780 3611 y(6.8.8.2,)h(6.8.8.4,)g(6.10.1,)272 b(6.10.3.1,)1780 3711 y(6.10.3.3)0 3811 y(in)n(terface)1470 b Ft(6.1.5)p Fv(,)289 b Ft(6.2.2.2)p Fv(,)214 b(6.2.2.10,)207 b(6.2.2.13,)1780 3910 y(6.4.2.5,)250 b(6.11.1,)273 b(6.11.2,)f(6.11.3,)1780 4010 y(6.11.4,)h(6.11.4.2,)208 b(6.11.5,)272 b(6.11.6,)1780 4110 y(6.11.7,)h(6.13)0 4209 y(in)n(terface-directiv)n(e)1132 b(6.1.1,)315 b Ft(6.1.5)p Fv(,)289 b(6.11.1)0 4309 y(in)n(terface-iden) n(ti\014er)1121 b(6.2.2.6,)250 b(6.2.2.13,)208 b Ft(6.11.2)p Fv(,)240 b(6.11.3,)1780 4408 y(6.11.4.1,)208 b(6.11.4.2)0 4508 y(in)n(terface-sp)r(eci\014cation-part)815 b(6.11.1,)273 b Ft(6.11.2)0 4608 y Fv(iteration)1470 b(6.8.8.1)0 4707 y(iteration-clause)1224 b Ft(6.9.3.9.1)p Fv(,)139 b(6.9.3.9.2,)185 b(6.9.3.9.3)0 4807 y(lab)r(el)1607 b(6.1.1,)315 b(6.1.2,)g Ft(6.1.8)p Fv(,)288 b(6.1.10,)1780 4907 y(6.2.1,)315 b(6.2.2.1,)250 b(6.2.2.5,)f(6.2.2.7,)1780 5006 y(6.2.2.8,)h(6.2.2.9,)g (6.2.2.11,)207 b(6.2.3.2,)0 5255 y Ft(204)p eop 205 216 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))2080 523 y Fv(6.9.1,)315 b(6.9.2.4,)250 b(6.9.3.5)300 623 y(lab)r(el-declaration-part)995 b Ft(6.2.1)p Fv(,)289 b(6.2.3.2)300 722 y(last-constan)n(t-name)1092 b Ft(6.11.2)300 822 y Fv(LastP)n(osition)1325 b Ft(6.7.6.6)p Fv(,)214 b(6.8.2)300 922 y(LE)1671 b Ft(6.7.6.7)300 1021 y Fv(least-v)-5 b(alue)1398 b Ft(6.11.2)300 1121 y Fv(length)1554 b(6.1.3,)315 b(6.1.9,)g(6.4.2.2,)249 b Ft(6.4.3.3.1)p Fv(,)2080 1220 y(6.4.3.3.2,)185 b(6.4.3.3.3,)g(6.4.3.6,)249 b(6.4.6,)2080 1320 y(6.5.3.2,)h(6.5.6,)315 b(6.7.3.2,)249 b(6.7.3.7.2,)2080 1420 y(6.7.5.2,)h(6.7.6.6,)g(6.7.6.7,)f(6.7.6.9,)2080 1519 y(6.8.3.5,)h(6.8.3.6,)g(6.8.6.5,)f(6.8.8.4,)2080 1619 y(6.10.1,)273 b(6.10.3.6)300 1719 y(letter)1586 b Ft(6.1.1)p Fv(,)289 b(6.1.3,)315 b(6.1.4,)f(6.1.7,)2080 1818 y(6.4.2.2,)250 b(6.10.3.5)300 1918 y(line-sequence)1306 b Ft(6.4.3.6)300 2017 y Fv(ln)1711 b Ft(6.7.6.2)p Fv(,)214 b(6.8.3.2)300 2117 y(lo)r(cal)1611 b Ft(6.2.3.1)p Fv(,)214 b(6.2.3.2,)250 b(6.2.3.8,)f(6.4.3.4,)2080 2217 y(6.7.3.1,)h(6.11.1,)273 b(6.12)300 2316 y(L)-7 b(T)1675 b Ft(6.7.6.7)300 2416 y Fv(magnitude)1397 b(6.7.6.2,)250 b(6.7.6.3)300 2516 y(main-program-blo)r(c)n(k)1045 b(6.2.2.13,)208 b(6.2.3.2,)250 b(6.2.3.6,)f(6.2.3.7,)2080 2615 y Ft(6.12)300 2715 y Fv(main-program-declaration)834 b(6.11.4.2,)208 b Ft(6.12)p Fv(,)316 b(6.13)300 2814 y(maxc)n(har)1469 b Ft(6.4.2.2)300 2914 y Fv(maxin)n(t)1526 b(5.2,)380 b(6.1.7,)315 b Ft(6.4.2.2)p Fv(,)213 b(6.4.10,)2080 3014 y(6.9.3.5,)250 b(6.11.5,)273 b(6.11.6,)f(6.12)300 3113 y(maxreal)1490 b Ft(6.4.2.2)300 3213 y Fv(mem)n(b)r(er)f(6.4.3.3.1,)185 b(6.4.3.4,)250 b(6.4.3.5,)f(6.4.6,)2080 3313 y(6.7.6.3,)h(6.8.1,)315 b(6.8.3.4,)249 b(6.8.3.5,)2080 3412 y(6.9.3.9.3)300 3512 y(mem)n(b)r(er-designator)1085 b Ft(6.8.1)300 3611 y Fv(meta-iden)n(ti\014er)1251 b Ft(4)p Fv(,)439 b(6.1.7)300 3711 y(metasym)n(b)r(ol)1343 b Ft(4)300 3811 y Fv(minreal)1507 b Ft(6.4.2.2)300 3910 y Fv(min)n(ute)1529 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8)300 4010 y(mo)r(d)1621 b(6.1.2,)315 b(6.7.2,)g(6.7.6.5,)249 b Ft(6.8.3.1)p Fv(,)2080 4110 y(6.8.3.2,)h(6.9.3.7,)g(6.11.5)300 4209 y(mo)r(de-t)n(yp)r(e)1397 b Ft(6.4.3.6)300 4309 y Fv(mo)r(dule)1515 b(6.1.2,)315 b(6.2.2.13,)208 b(6.2.3.1,)249 b(6.2.3.2,)2080 4408 y(6.2.3.5,)h (6.2.3.6,)g(6.2.3.7,)f(6.2.3.8,)2080 4508 y(6.4.2.5,)h(6.11,)338 b Ft(6.11.1)p Fv(,)240 b(6.11.5,)2080 4608 y(6.11.6,)273 b(6.11.7)300 4707 y(mo)r(dule-blo)r(c)n(k)1295 b(6.1.5,)315 b(6.2.2.12,)208 b(6.2.2.13,)f(6.2.3.1,)2080 4807 y(6.2.3.2,)250 b(6.2.3.7,)g(6.2.3.8,)f(6.3.1,)2080 4907 y(6.4.1,)315 b(6.4.2.3,)250 b(6.4.7,)314 b(6.4.8,)2080 5006 y(6.5.1,)h(6.7.1,)g (6.7.2,)f Ft(6.11.1)p Fv(,)3757 5255 y Ft(205)p eop 206 217 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1780 523 y Fv(6.11.3,)273 b(6.11.4.2,)208 b(6.11.6,)272 b(6.13)0 623 y(mo)r(dule-declaration)1084 b(6.1.5,)315 b(6.1.6,)g Ft(6.11.1)p Fv(,)240 b(6.11.6,)1780 722 y(6.13)0 822 y(mo)r(dule-heading)1205 b(6.1.5,)315 b(6.2.2.9,)250 b(6.2.2.12,)207 b(6.2.2.13,)1780 922 y(6.2.3.2,)250 b(6.2.3.7,)g (6.2.3.8,)f(6.3.1,)1780 1021 y(6.4.1,)315 b(6.4.2.3,)250 b(6.4.7,)314 b(6.4.8,)1780 1121 y(6.5.1,)h(6.7.1,)g(6.7.2,)f Ft(6.11.1)p Fv(,)1780 1220 y(6.11.3,)273 b(6.11.4.2,)208 b(6.11.6,)272 b(6.13)0 1320 y(mo)r(dule-iden)n(ti\014cation)1014 b(6.1.6,)315 b Ft(6.11.1)0 1420 y Fv(mo)r(dule-iden)n(ti\014er)1166 b Ft(6.11.1)0 1519 y Fv(mo)r(dule-parameter)1116 b(6.2.3.5,)250 b(6.5.1,)315 b Ft(6.11.1)p Fv(,)240 b(6.11.2,)1780 1619 y(6.11.3,)273 b(6.12,)338 b(6.13)0 1719 y(mo)r(dule-parameter-list)977 b(6.2.2.6,)250 b Ft(6.11.1)p Fv(,)241 b(6.11.4.2)0 1818 y(monadic)1475 b(6.4.2.2,)250 b(6.8.3.2)0 1918 y(mon)n(th)1547 b Ft(6.4.3.4)p Fv(,)214 b(6.5.1,)315 b(6.7.5.8,)249 b(6.7.6.9,)1780 2017 y(6.9.3.10)0 2117 y(m)n(ultiplying-op)r(erator)1028 b(6.8.1,)315 b Ft(6.8.3.1)0 2217 y Fv(name)1586 b Ft(6.4.3.4)0 2316 y Fv(NE)1661 b Ft(6.7.6.7)0 2416 y Fv(negation)1470 b Ft(6.8.3.3)0 2516 y Fv(new)1637 b(6.4.4,)315 b(6.4.7,)g(6.5.6,)f (6.7.3.3,)1780 2615 y Ft(6.7.5.3)p Fv(,)214 b(6.9.4,)315 b(6.10.5,)272 b(6.11.2,)1780 2715 y(6.11.3,)h(6.11.5,)g(6.11.6)0 2814 y(new-ordinal-t)n(yp)r(e)1167 b(6.4.1,)315 b Ft(6.4.2.1)p Fv(,)214 b(6.4.3.4)0 2914 y(new-p)r(oin)n(ter-t)n(yp)r(e)1163 b(6.2.2.9,)250 b(6.4.1,)315 b Ft(6.4.4)p Fv(,)288 b(6.4.7,)1780 3014 y(6.7.5.3)0 3113 y(new-structured-t)n(yp)r(e)1047 b(6.4.1,)315 b Ft(6.4.3.1)p Fv(,)214 b(6.6)0 3213 y(new-t)n(yp)r(e)1450 b(6.2.3.2,)250 b Ft(6.4.1)p Fv(,)289 b(6.4.7)0 3313 y(nil)1688 b(6.1.2,)315 b(6.3.1,)g Ft(6.4.4)p Fv(,)288 b(6.4.10,)1780 3412 y(6.8.1,)315 b(6.9.3.4,)250 b(6.11.6)0 3512 y(nil-v)-5 b(alue)1473 b Ft(6.4.4)p Fv(,)289 b(6.5.4,)315 b(6.7.5.3,)249 b(6.8.6.4)0 3611 y(non-decimal)27 b(represen)n(tation,)774 b(see)28 b(extended-n)n(um)n(b)r(er)0 3711 y(non)n(v)-5 b(arying)1379 b(6.4.1,)315 b(6.4.2.4,)250 b(6.4.3.3.2,)184 b(6.4.7,)1780 3811 y(6.6,)380 b Ft(6.8.2)p Fv(,)289 b(6.11.1)0 3910 y(not)1660 b(6.1.2,)315 b(6.8.1,)g Ft(6.8.3.3)0 4010 y Fv(n)n(ull)1644 b(6.4.3.4,)250 b(6.11.6)0 4110 y(n)n(ull-string)1407 b Ft(6.4.3.3.1)p Fv(,)139 b(6.7.6.7,)250 b(6.10.1)0 4209 y(n)n(um)n(b)r(er)1505 b(5.1,)380 b Ft(6.1.7)p Fv(,)289 b(6.1.9,)314 b(6.4.2.1,)1780 4309 y(6.4.2.2,)250 b(6.4.2.3,)g(6.4.3.2,)f(6.4.3.3.1,)1780 4408 y(6.4.7,)315 b(6.7.3.6,)250 b(6.7.6.3,)f(6.7.6.4,)1780 4508 y(6.8.5,)315 b(6.9.2.3,)250 b(6.10.1,)272 b(6.10.3.3,)1780 4608 y(6.10.3.4,)208 b(6.10.3.4.1,)143 b(6.10.3.4.2,)f(6.11.5)0 4707 y(o)r(dd)1644 b Ft(6.7.6.5)p Fv(,)214 b(6.9.3.8)0 4807 y(of)1713 b Ft(4)p Fv(,)439 b Ft(6.1.2)p Fv(,)289 b(6.4.3.2,)249 b(6.4.3.4,)1780 4907 y(6.4.3.5,)h(6.4.3.6,)g(6.4.9,)314 b(6.7.3.7.1,)1780 5006 y(6.8.7.3,)250 b(6.9.3.5)0 5255 y Ft(206)p eop 207 218 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(only)1625 b(6.1.2,)315 b Ft(6.11.3)300 623 y Fv(op)r(erand)1486 b(6.7.6.2,)250 b Ft(6.8.3.1)p Fv(,)214 b(6.8.3.2,)249 b(6.8.3.3,)2080 722 y(6.8.3.4,)h(6.8.3.5,)g(6.8.3.6)300 822 y(op)r(eration)1435 b(6.4.1,)315 b(6.4.2.2,)250 b(6.4.2.5,)f (6.4.3.1,)2080 922 y(6.4.3.6,)h(6.5.1,)315 b(6.7.2,)f(6.7.5.2,)2080 1021 y(6.8.3.2,)250 b(6.8.3.3,)g(6.8.3.4,)f(6.8.3.5,)2080 1121 y(6.8.3.6)300 1220 y(op)r(erator)1471 b(6.4.2.2,)250 b(6.4.3.3.1,)185 b(6.4.3.5,)249 b(6.4.4,)2080 1320 y(6.5.1,)315 b(6.7.6.7,)250 b(6.8.1,)314 b Ft(6.8.3)p Fv(,)2080 1420 y(6.8.3.1,)250 b(6.8.3.2,)g(6.8.3.3,)f(6.8.3.4,)2080 1519 y(6.8.3.5,)h(6.8.3.6,)g(6.9.3.5)300 1619 y(or)1705 b(6.1.2,)315 b(6.8.3.1,)250 b Ft(6.8.3.3)300 1719 y Fv(or)p 380 1719 25 4 v 29 w(else)1546 b(6.1.2,)315 b(6.8.1,)g(6.8.3.1,)249 b Ft(6.8.3.3)300 1818 y Fv(ord)1659 b(6.4.3.2,)250 b(6.4.3.6,)g (6.4.10,)272 b(6.7.1,)2080 1918 y(6.7.5.2,)250 b Ft(6.7.6.4)p Fv(,)214 b(6.8.5)300 2017 y(ordinal)27 b(n)n(um)n(b)r(er)1223 b Ft(6.4.2.1)p Fv(,)214 b(6.4.2.2,)250 b(6.4.2.3,)f(6.7.6.4)300 2117 y(ordinal-t)n(yp)r(e)1338 b Ft(6.4.2)p Fv(,)289 b(6.4.2.1,)250 b(6.4.2.2,)f(6.4.2.4,)2080 2217 y(6.4.3.2,)h(6.4.3.5,)g (6.4.5,)314 b(6.4.6,)2080 2316 y(6.7.6.4,)250 b(6.8.1,)315 b(6.8.3.4,)249 b(6.8.3.5,)2080 2416 y(6.9.3.5,)h(6.9.3.9.1)300 2516 y(ordinal-t)n(yp)r(e-name)1116 b Ft(6.4.2.1)p Fv(,)214 b(6.4.3.4,)250 b(6.4.7,)314 b(6.7.3.6,)2080 2615 y(6.7.3.7.1,)185 b(6.7.3.8)300 2715 y(otherwise)1437 b(6.1.2,)315 b(6.4.3.4,)250 b(6.8.7.2,)f(6.9.3.5)300 2814 y(output)1536 b(5.2,)380 b(6.2.2.10,)208 b(6.4.2.5,)249 b(6.7.5.2,)2080 2914 y(6.10,)338 b(6.10.3,)273 b(6.10.4,)f(6.10.5,)2080 3014 y Ft(6.11.1)p Fv(,)241 b Ft(6.11.4.2)p Fv(,)166 b Ft(6.12)300 3113 y Fv(pac)n(k)1613 b Ft(6.7.5.4)p Fv(,)214 b(6.9.4)300 3213 y(pac)n(k)n(ed)1532 b(6.1.2,)315 b Ft(6.4.3.1)p Fv(,)214 b(6.4.3.2,)249 b(6.4.3.3.2,)2080 3313 y(6.4.3.4,)h(6.4.3.5,)g (6.4.5,)314 b(6.7.3.3,)2080 3412 y(6.7.3.7.1,)185 b(6.7.3.7.3,)g (6.7.3.8,)249 b(6.7.5.2,)2080 3512 y(6.7.5.3,)h(6.7.5.4,)g(6.8.1,)314 b(6.9.4,)2080 3611 y(6.10.1,)273 b(6.12)300 3711 y(pac)n(k)n (ed-canonical-set-of-T-t)n(yp)r(e)666 b Ft(6.4.3.5)p Fv(,)214 b(6.7.3.2,)250 b(6.7.6.3,)f(6.8.1,)2080 3811 y(6.8.3.4,)h(6.8.3.5,)g(6.9.3.9.3)300 3910 y(pac)n(k)n(ed-conforman)n (t-arra)n(y-for)o(m)676 b(6.7.3.6,)250 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.8)300 4010 y(page)1613 b(6.7.5.2,)250 b Ft(6.10.5)300 4110 y Fv(parameter)1409 b(6.2.3.8,)250 b(6.4.2.2,)g(6.4.2.5,)f(6.4.3.3.1,)2080 4209 y(6.4.9,)315 b(6.7.1,)g Ft(6.7.3)p Fv(,)288 b(6.7.3.1,)2080 4309 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.4,)f(6.7.3.5,)2080 4408 y(6.7.3.6,)h(6.7.3.7,)g (6.7.3.7.3,)184 b(6.7.5.2,)2080 4508 y(6.7.5.3,)250 b(6.7.5.5,)g (6.7.6.5,)f(6.7.6.6,)2080 4608 y(6.7.6.8,)h(6.8.2,)315 b(6.8.5,)f(6.8.6.1,)2080 4707 y(6.9.2.3,)250 b(6.9.4,)315 b(6.10.1,)272 b(6.10.2,)2080 4807 y(6.10.3,)h(6.10.3.1,)208 b(6.10.3.5,)f(6.10.4)300 4907 y(parameter-form)1212 b Ft(6.7.3.1)p Fv(,)214 b(6.7.3.2,)250 b(6.7.3.3,)f(6.7.3.6)300 5006 y(parameter-iden)n(ti\014er)1060 b(6.4.9,)315 b Ft(6.7.3.1)p Fv(,)214 b(6.7.3.6,)249 b(6.7.3.7.1)3757 5255 y Ft(207)p eop 208 219 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(pass-b)n(y-reference)1160 b(see)28 b(v)-5 b(ariable)26 b(parameter)0 623 y(pass-b)n(y-v)-5 b(alue)1295 b(see)28 b(v)-5 b(alue)27 b(parameter)0 722 y(p)r(ermissible)1375 b(6.4.3.4,)250 b(6.4.3.6,)g(6.4.6,)314 b(6.7.2,)1780 822 y(6.8.7.1)0 922 y(p)r(oin)n(ter-function)1196 b Ft(6.8.6.4)0 1021 y Fv(p)r(oin)n(ter-t)n(yp)r(e)1334 b(6.2.4,)315 b(6.3.1,)g(6.4.1,)f Ft(6.4.4)p Fv(,)1780 1121 y(6.5.4,)h(6.7.5.3,)250 b(6.8.3.5,)f(6.8.6.4)0 1220 y(p)r(oin)n(ter-t)n(yp)r(e-name)1112 b Ft(6.4.1)p Fv(,)289 b(6.4.4)0 1320 y(p)r(oin)n(ter-v)-5 b(ariable)1208 b Ft(6.5.4)0 1420 y Fv(p)r(olar)1592 b(6.4.2.2,)250 b(6.5.1,)315 b Ft(6.7.6.3)0 1519 y Fv(p)r(osition)1491 b(6.4.3.6,)250 b(6.7.6.1,)g Ft(6.7.6.6)p Fv(,)213 b(6.7.6.7,)1780 1619 y(6.8.2,)315 b(6.10.2)0 1719 y(p)r(ost-assertion)1276 b(6.7.5.2,)250 b(6.10.1,)273 b(6.10.2,)f(6.10.3,)1780 1818 y(6.10.4,)h(6.11.4.2)0 1918 y(p)r(o)n(w)1632 b(6.1.2,)315 b(6.8.1,)g(6.8.3.1,)249 b Ft(6.8.3.2)p Fv(,)1780 2017 y(6.10.3.3,)208 b(6.10.3.4.1,)143 b(6.10.3.4.2)0 2117 y(pre-assertion)1315 b(6.7.5.2,)250 b(6.10.1,)273 b(6.10.4,)f(6.10.5)0 2217 y(precedence)1387 b Ft(6.8.1)0 2316 y Fv(pred)1618 b Ft(6.7.6.4)p Fv(,)214 b(6.9.3.9.2)0 2416 y(predeclared)1363 b(see)28 b(required)0 2516 y(prede\014ned)1406 b(see)28 b(required)0 2615 y(primary)1490 b(6.7.3.2,)250 b(6.7.3.7.1,)185 b(6.7.5.3,)249 b Ft(6.8.1)p Fv(,)1780 2715 y(6.8.3.1)0 2814 y(principal)27 b(iden)n(ti\014er)1113 b Ft(6.4.2.3)p Fv(,)214 b(6.11.2,)273 b(6.11.3)0 2914 y(pro)r(cedural-parameter-sp)r (eci\014cation)520 b Ft(6.7.3.1)p Fv(,)214 b(6.7.3.6)0 3014 y(pro)r(cedure)1421 b(3.2,)380 b(6.1.2,)315 b(6.2.2.6,)249 b(6.2.2.7,)1780 3113 y(6.2.2.10,)208 b Ft(6.2.3.2)p Fv(,)214 b(6.2.3.3,)249 b(6.2.3.5,)1780 3213 y(6.4.1,)315 b(6.4.2.5,)250 b(6.4.3.4,)f(6.4.3.6,)1780 3313 y(6.4.4,)315 b(6.4.9,)g(6.7,)379 b Ft(6.7.1)p Fv(,)1780 3412 y(6.7.3.1,)250 b(6.7.3.3,)g(6.7.3.4,)f (6.7.3.5,)1780 3512 y(6.7.3.6,)h(6.7.4,)315 b(6.7.5,)f(6.7.5.1,)1780 3611 y(6.7.5.2,)250 b(6.7.5.3,)g(6.7.5.4,)f(6.7.5.5,)1780 3711 y(6.7.5.6,)h(6.7.5.7,)g(6.7.5.8,)f(6.7.6.8,)1780 3811 y(6.9.2.3,)h(6.9.4,)315 b(6.10.1,)272 b(6.10.2,)1780 3910 y(6.10.3,)h(6.10.4,)g(6.10.5,)f(6.11.2,)1780 4010 y(6.11.3,)h(6.11.4.2,)208 b(6.11.5,)272 b(6.11.6,)1780 4110 y(6.11.7,)h(6.12,)338 b(6.13)0 4209 y(pro)r (cedure-and-function-declaration-part)322 b Ft(6.2.1)p Fv(,)289 b(6.2.3.1,)250 b(6.7.1,)314 b(6.7.2,)1780 4309 y(6.9.3.9.1,)185 b(6.11.1)0 4408 y(pro)r (cedure-and-function-heading-part)443 b(6.2.3.1,)250 b(6.7.1,)315 b(6.7.2,)f Ft(6.11.1)0 4508 y Fv(pro)r(cedure-blo)r(c)n(k) 1201 b(6.1.4,)315 b(6.2.3.2,)250 b(6.2.3.3,)f Ft(6.7.1)p Fv(,)1780 4608 y(6.7.3.1,)h(6.9.2.3)0 4707 y(pro)r(cedure-declaration) 990 b(6.1.4,)315 b(6.2.1,)g Ft(6.7.1)p Fv(,)288 b(6.9.2.3)0 4807 y(pro)r(cedure-heading)1111 b(6.1.4,)315 b Ft(6.7.1)p Fv(,)289 b(6.7.3.1,)249 b(6.7.3.6,)1780 4907 y(6.11.1)0 5006 y(pro)r(cedure-iden)n(ti\014cation)920 b Ft(6.7.1)0 5255 y(208)p eop 209 220 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(pro)r(cedure-iden)n(ti\014er)1072 b(6.2.2.6,)250 b(6.2.2.9,)g(6.2.3.1,)f(6.2.3.2,)2080 623 y Ft(6.7.1)p Fv(,)289 b(6.7.3.1,)250 b(6.7.3.4,)f(6.7.4,)2080 722 y(6.11.2,)273 b(6.11.3)300 822 y(pro)r(cedure-name)1199 b(6.2.2.6,)250 b Ft(6.7.1)p Fv(,)289 b(6.7.3.4,)249 b(6.8.5,)2080 922 y(6.9.2.3,)h(6.11.2)300 1021 y(pro)r(cedure-statemen)n(t)1035 b(6.2.3.2,)250 b(6.2.3.4,)g(6.7.5.2,)f(6.9.2.1,)2080 1121 y Ft(6.9.2.3)p Fv(,)214 b(6.9.4,)315 b(6.10.1,)272 b(6.10.2,)2080 1220 y(6.10.3,)h(6.10.4,)g(6.10.5,)f(6.11.4.2)300 1320 y(pro)r(cessor)1442 b(1.1,)380 b(1.2,)g(3.1,)f(3.2,)2080 1420 y(3.4,)h(3.5,)g Ft(3.6)p Fv(,)363 b(5.2,)2080 1519 y(6.1.4,)315 b(6.1.5,)g(6.1.11,)272 b(6.4.3.1,)2080 1619 y(6.4.3.4,)250 b(6.7.3.1,)g(6.7.6.8,)300 1719 y(pro)r(duce)27 b(\(-ed\))1289 b(3.6,)380 b(5.1,)g(5.2,)f(6.1.4,)2080 1818 y(6.4.1,)315 b(6.4.3.3.3,)185 b(6.4.4,)314 b(6.4.6,)2080 1918 y Ft(6.4.7)p Fv(,)289 b(6.4.8,)315 b(6.7.3.2,)249 b(6.7.3.3,)2080 2017 y(6.7.3.5,)h(6.7.3.6,)g(6.8.4,)314 b(6.9.3.10,)2080 2117 y(6.11.2)300 2217 y(pro)r(duction)1385 b(4)300 2316 y(program)1473 b(1.1,)380 b(1.2,)g(3.1,)f(3.2,)2080 2416 y(3.3,)h(3.6,)g(4,)444 b(5.1,)2080 2516 y(6.1.1,)315 b(6.1.2,)g(6.1.10,)272 b(6.2.2.2,)2080 2615 y(6.2.2.6,)250 b(6.2.2.10,)208 b(6.2.3.2,)249 b(6.2.4,)2080 2715 y(6.4.2.5,)h(6.4.4,) 315 b(6.7.3.3,)249 b(6.7.5.3,)2080 2814 y(6.7.5.4,)h(6.7.5.5,)g (6.7.5.6,)f(6.7.5.7,)2080 2914 y(6.7.6.7,)h(6.7.6.8,)g(6.9.3.9.2,)184 b(6.11.1,)2080 3014 y(6.11.4.2,)208 b(6.12,)338 b Ft(6.13)300 3113 y Fv(program-blo)r(c)n(k)1253 b(1.2,)380 b(5.1,)g(6.1.4,)314 b(6.2.2.1,)2080 3213 y(6.2.2.9,)250 b(6.2.3.6,)g(6.7.5.3,)f(6.8.2,)2080 3313 y(6.9.2.4,)h(6.11.1,)273 b(6.11.2,)f(6.11.4.2,)2080 3412 y Ft(6.13)300 3512 y Fv(program-comp)r(onen)n(t)1048 b(6.11.1,)273 b(6.11.6,)g Ft(6.13)300 3611 y Fv(program-heading)1163 b(6.2.2.1,)250 b Ft(6.12)300 3711 y Fv(program-parameter)1074 b(6.2.3.5,)250 b(6.5.1,)315 b(6.7.6.8,)249 b Ft(6.12)p Fv(,)300 3811 y(program-parameter-list)935 b(6.2.2.6,)250 b(6.11.4.2,)208 b Ft(6.12)300 3910 y Fv(program-p)r(oin)n(t)1256 b(6.2.1,)315 b Ft(6.2.3.2)p Fv(,)214 b(6.2.3.5,)249 b(6.9.2.4)300 4010 y(protectable)1373 b Ft(6.4.1)p Fv(,)289 b(6.7.3.1,)250 b(6.11.2)300 4110 y(protected)1438 b(6.1.2,)315 b(6.5.1,)g(6.7.2,)f Ft(6.7.3.1)p Fv(,)2080 4209 y(6.7.3.6,)250 b Ft(6.7.3.7.1)p Fv(,)139 b(6.9.4,)314 b(6.11.2,)2080 4309 y Ft(6.11.3)p Fv(,)241 b(6.11.6)300 4408 y(put)1656 b(6.7.1,)315 b Ft(6.7.5.2)p Fv(,)214 b(6.10.3,)272 b(6.12)300 4508 y(quali\014ed)1473 b(6.1.2,)315 b(6.2.2.6,)250 b(6.2.2.11,)207 b Ft(6.11.3)p Fv(,)2080 4608 y(6.11.6)300 4707 y(range)1580 b(6.4.7,)315 b(6.4.10,)273 b(6.11.2,)f(6.11.6,)2080 4807 y(6.11.7)300 4907 y(range-t)n(yp)r(e)1393 b Ft(6.4.2.1)p Fv(,)214 b(6.4.2.4,)250 b(6.4.3.5,)f(6.4.5,)2080 5006 y(6.9.3.9.2)3757 5255 y Ft(209)p eop 210 221 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(re)1710 b Ft(6.7.6.2)0 623 y Fv(read)1622 b Ft(6.7.5.2)p Fv(,)214 b(6.7.5.5,)250 b(6.9.2.3,)f(6.9.4,)1780 722 y Ft(6.10.1)p Fv(,)241 b(6.10.2,)273 b(6.12)0 822 y(read-parameter-list)1084 b(6.9.2.3,)250 b(6.9.4,)315 b Ft(6.10.1)0 922 y Fv(readln)1553 b(6.7.5.2,)250 b(6.7.6.8,)g (6.9.2.3,)f(6.9.4,)1780 1021 y Ft(6.10.2)p Fv(,)241 b(6.12)0 1121 y(readln-parameter-list)1015 b(6.9.2.3,)250 b(6.9.4,)315 b Ft(6.10.2)0 1220 y Fv(readstr)1524 b Ft(6.7.5.5)p Fv(,)214 b(6.9.2.3,)250 b(6.9.4)0 1320 y(readstr-parameter-list)986 b Ft(6.7.5.5)p Fv(,)214 b(6.9.2.3,)250 b(6.9.4)0 1420 y(real)1645 b Ft(6.4.2.2)p Fv(,)214 b(6.4.2.5,)250 b(6.4.3.2,)f (6.4.3.4,)1780 1519 y(6.4.3.6,)h(6.4.6,)315 b(6.4.10,)272 b(6.5.1,)1780 1619 y(6.7.1,)315 b(6.7.2,)g(6.7.5.5,)249 b(6.7.6.2,)1780 1719 y(6.7.6.3,)h(6.8.3.2,)g(6.10.3.4.1,)142 b(6.11.5,)1780 1818 y(6.12)0 1918 y(real-t)n(yp)r(e)1458 b(6.1.7,)315 b(6.4.2.1,)250 b Ft(6.4.2.2)p Fv(,)213 b(6.4.6,)1780 2017 y(6.7.5.5,)250 b(6.7.6.2,)g(6.7.6.3,)f(6.8.2,)1780 2117 y(6.8.3.2,)h(6.8.3.5,)g(6.10.1,)272 b(6.10.3.1,)1780 2217 y(6.10.3.4)0 2316 y(real-t)n(yp)r(e-name)1236 b Ft(6.4.2.1)0 2416 y Fv(record)1552 b(6.1.2,)315 b(6.4.2.5,)250 b Ft(6.4.3.4)p Fv(,)213 b(6.4.7,)1780 2516 y(6.4.10,)273 b(6.5.1,)315 b(6.11.5,)272 b(6.11.6)0 2615 y(record-constan)n(t)1216 b Ft(6.8.8.3)0 2715 y Fv(record-function)1227 b Ft(6.8.6.3)0 2814 y Fv(record-function-access)980 b(6.2.2.6,)250 b(6.8.6.1,)g Ft(6.8.6.3)0 2914 y Fv(record-section)1274 b Ft(6.4.3.4)0 3014 y Fv(record-t)n(yp)r(e)1365 b(6.2.4,)315 b(6.4.3.1,)250 b Ft(6.4.3.4)p Fv(,)213 b(6.5.3.3,)1780 3113 y(6.7.5.3,)250 b(6.7.6.8,)g(6.8.6.3,)f(6.8.7.3,)1780 3213 y(6.8.8.3,)h(6.9.3.10,)208 b(6.11.2)0 3313 y(record-t)n(yp)r(e-name)1143 b Ft(6.4.1)p Fv(,)289 b(6.8.7.1)0 3412 y(record-v)-5 b(alue)1337 b(6.6,)380 b(6.8.7.1,)250 b Ft(6.8.7.3)0 3512 y Fv(record-v)-5 b(ariable)1239 b(6.4.3.4,)250 b Ft(6.5.3.3)p Fv(,)214 b(6.8.6.1,)249 b(6.9.4)0 3611 y(reference)27 b(\(-ed,)g(-es,)g(-ing\))919 b(6.2.3.2,)250 b(6.2.3.5,)g(6.5.3.1,)f(6.5.3.2,)1780 3711 y(6.5.3.3,)h(6.5.4,)315 b(6.5.5,)f(6.5.6,)1780 3811 y(6.7.3.3,)250 b(6.7.3.7.1,)185 b(6.7.3.7.3,)f(6.7.5.2,)1780 3910 y(6.7.5.4,)250 b(6.7.5.5,)g(6.7.6.8,)f(6.9.2.2,)1780 4010 y(6.9.3.10,)208 b(6.10.1,)273 b(6.10.2,)f(6.10.3,)1780 4110 y(6.10.4,)h(6.11.1)0 4209 y(reference)27 b(represen)n(tation)914 b Ft(6.1.11)0 4309 y Fv(region)1557 b(6.2.1,)315 b Ft(6.2.2.2)p Fv(,)214 b Ft(6.2.2.3)p Fv(,)f(6.2.2.4,)1780 4408 y(6.2.2.5,)250 b(6.2.2.6,)g(6.2.2.7,)f(6.2.2.10,)1780 4508 y(6.2.2.12,)208 b(6.2.3.1,)250 b(6.3.1,)314 b(6.4.1,)1780 4608 y(6.4.2.3,)250 b(6.4.3.4,)g(6.4.7,)314 b(6.5.1,)1780 4707 y(6.5.3.3,)250 b(6.7.1,)315 b(6.7.2,)f(6.7.3.1,)1780 4807 y(6.7.3.7.1,)185 b(6.8.4,)315 b(6.8.6.3,)249 b(6.8.7.3,)1780 4907 y(6.8.8.3,)h (6.9.3.10,)208 b(6.11.1,)272 b(6.11.2,)1780 5006 y(6.11.3,)h(6.12)0 5255 y Ft(210)p eop 211 222 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(relational-op)r(erator)1100 b(6.4.2.2,)250 b(6.4.3.3.1,)185 b(6.8.1,)314 b Ft(6.8.3.1)p Fv(,)2080 623 y Ft(6.8.3.5)300 722 y Fv(remote-directiv)n(e)1192 b(6.1.1,)315 b Ft(6.1.4)p Fv(,)289 b(6.2.1,)314 b(6.7.1,)2080 822 y(6.7.2)300 922 y(rep)r(eat)1551 b(6.1.2,)315 b(6.7.2,)g(6.7.6.8,)249 b Ft(6.9.3.7)p Fv(,)2080 1021 y(6.9.3.8,)h(6.11.6)300 1121 y(rep)r(eat-statemen)n(t)1165 b(6.9.3.6,)250 b Ft(6.9.3.7)300 1220 y Fv(rep)r(etitiv)n(e-statemen)n(t)1050 b(6.9.3.1,)250 b Ft(6.9.3.6)300 1320 y Fv(represen)n(tation)1263 b(1.2,)380 b(6.1.1,)315 b(6.1.11,)272 b(6.4.2.2,)2080 1420 y(6.4.3.1,)250 b(6.4.3.6,)g(6.7.5.5,)f(6.7.6.9,)2080 1519 y(6.10.3,)273 b(6.10.3.2,)208 b(6.10.3.3,)f(6.10.3.4,)2080 1619 y(6.10.3.4.1,)143 b(6.10.3.4.2,)g(6.10.3.5,)207 b(6.10.3.6,)2080 1719 y(6.11.1,)273 b(6.12)300 1818 y(required)1481 b(3.2,)380 b(4,)445 b(5.1,)379 b(6.1.3,)2080 1918 y(6.1.4,)315 b(6.1.5,)g(6.1.6,)f(6.1.9,)2080 2017 y(6.1.11,)273 b(6.2.2.10,)208 b(6.2.3.2,)249 b(6.3.1,)2080 2117 y(6.4.1,)315 b(6.4.2.2,)250 b(6.4.3.3.1,)184 b(6.4.3.3.3,)2080 2217 y(6.4.3.4,)250 b(6.4.3.6,)g(6.4.4,)314 b(6.4.8,)2080 2316 y(6.7.1,)h(6.7.3.2,)250 b(6.7.3.5,)f(6.7.4,)2080 2416 y(6.7.5,)315 b(6.7.5.1,)250 b(6.7.5.2,)f(6.7.5.3,)2080 2516 y(6.7.5.5,)h(6.7.5.6,)g(6.7.5.8,)f(6.7.6,)2080 2615 y(6.7.6.1,)h(6.7.6.2,)g(6.7.6.5,)f(6.7.6.8,)2080 2715 y(6.7.6.9,)h(6.8.2,)315 b(6.9.2.3,)249 b(6.9.2.4,)2080 2814 y(6.9.4,)315 b(6.10.1,)273 b(6.10.2,)f(6.10.3,)2080 2914 y(6.10.3.4.2,)143 b(6.10.4,)273 b(6.10.5,)f(6.11.1,)2080 3014 y(6.11.2,)h(6.11.4,)g(6.11.4.1,)207 b(6.11.4.2,)2080 3113 y(6.12)300 3213 y(reset)1608 b(6.7.1,)315 b Ft(6.7.5.2)p Fv(,)214 b(6.7.5.5,)249 b(6.11.4.2,)300 3313 y(restricted)1437 b(6.1.2,)315 b Ft(6.4.2.5)300 3412 y Fv(restricted-t)n(yp)r(e)1250 b(6.4.1,)315 b Ft(6.4.2.5)p Fv(,)214 b(6.4.3.4,)249 b(6.4.3.6,)2080 3512 y(6.7.3.3)300 3611 y(restriction)1409 b(6.4.3.4,)250 b(6.4.6,)315 b(6.7.5.5,)249 b(6.7.6.2,)2080 3711 y(6.9.3.9.2,)185 b(6.13)300 3811 y(result)1576 b(5.1,)380 b Ft(6.2.3.2)p Fv(,)214 b(6.4.2.2,)249 b(6.4.2.5,)2080 3910 y(6.5.1,)315 b(6.7.1,)g(6.7.2,)f(6.7.5.3,)2080 4010 y(6.7.6.2,)250 b(6.7.6.3,)g(6.7.6.4,)f(6.7.6.6,)2080 4110 y(6.7.6.7,)h(6.7.6.8,)g (6.7.6.9,)f(6.8.3.2,)2080 4209 y(6.8.3.4,)h(6.8.3.5,)g(6.8.3.6,)f (6.8.5,)2080 4309 y(6.8.6.1,)h(6.9.2.2,)g(6.11.2,)272 b(6.11.5)300 4408 y(result-t)n(yp)r(e)1389 b Ft(6.7.2)p Fv(,)289 b(6.7.3.5,)250 b(6.7.3.6)300 4508 y(result-v)-5 b(ariable-sp)r(eci\014cation)789 b Ft(6.7.2)300 4608 y Fv(rewrite)1525 b(6.7.1,)315 b Ft(6.7.5.2)p Fv(,)214 b(6.7.5.5,)249 b(6.11.4.2,)2080 4707 y(6.11.6,)273 b(6.12)300 4807 y(round)1567 b Ft(6.7.6.3)300 4907 y Fv(same)27 b(tuple)1388 b Ft(6.4.7)300 5006 y Fv(same)27 b(t)n(yp)r(e)1413 b Ft(6.4.1)p Fv(,)289 b Ft(6.7.3.7.1)3757 5255 y(211)p eop 212 223 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(scale-factor)1369 b Ft(6.1.7)0 623 y Fv(sc)n(hema)27 b(\(-ata\))1283 b(6.2.2.7,)250 b(6.2.2.10,)208 b Ft(6.2.3.2)p Fv(,)213 b(6.2.3.5,)1780 722 y(6.4,)380 b(6.4.1,)315 b(6.4.3.3.3,)184 b(6.4.3.4,)1780 822 y(6.4.4,)315 b(6.4.6,)g Ft(6.4.7)p Fv(,)288 b(6.4.8,)1780 922 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.5,)f(6.7.3.6,)1780 1021 y(6.7.5.3,)h(6.8.4,)315 b(6.9.3.10,)207 b(6.11.2,)1780 1121 y(6.11.3)0 1220 y(sc)n (hema-de\014nition)1149 b(6.2.1,)315 b(6.2.3.2,)250 b(6.2.3.8,)f (6.4.1,)1780 1320 y Ft(6.4.7)p Fv(,)289 b(6.8.1)0 1420 y(sc)n(hema-discriminan)n(t)1039 b(6.2.2.6,)250 b(6.8.1,)315 b(6.8.2,)f Ft(6.8.4)0 1519 y Fv(sc)n(hema-discriminan)n(t-iden)n (ti\014er)690 b(6.8.4,)315 b Ft(6.9.3.10)0 1619 y Fv(sc)n(hema-iden)n (ti\014er)1169 b(6.2.2.6,)250 b(6.2.2.9,)g(6.4.1,)314 b(6.4.3.3.3,)1780 1719 y Ft(6.4.7)p Fv(,)289 b(6.7.3.2,)250 b(6.7.5.3,)f(6.11.2,)1780 1818 y(6.11.3)0 1918 y(sc)n(hema-name)1296 b(6.2.2.6,)250 b(6.4.4,)315 b Ft(6.4.7)p Fv(,)288 b(6.4.8,)1780 2017 y(6.7.3.1,)250 b(6.7.3.2,)g(6.7.3.3,)f(6.7.3.6,)1780 2117 y(6.11.2)0 2217 y(sc)n(hematic)1426 b Ft(6.7.3.3)0 2316 y Fv(scop)r(e)1583 b(1,)445 b(6.2,)380 b(6.2.2,)314 b(6.2.2.2,)1780 2416 y Ft(6.2.2.4)p Fv(,)214 b(6.2.2.5,)250 b(6.2.2.6,)f(6.2.2.8,)1780 2516 y(6.11.2)0 2615 y(second)1539 b(6.4.2.4,)250 b(6.4.2.5,)g Ft(6.4.3.4)p Fv(,)213 b(6.4.7,)1780 2715 y(6.5.6,)315 b(6.7.3.7.1,)185 b(6.7.5.8,)249 b(6.8.6.5,)1780 2814 y(6.8.8.4,)h(6.11.5)0 2914 y(SeekRead)1430 b Ft(6.7.5.2)0 3014 y Fv(SeekUp)r(date)1349 b Ft(6.7.5.2)0 3113 y Fv(SeekW)-7 b(rite)1413 b Ft(6.7.5.2)0 3213 y Fv(selectiv)n(e-imp)r(ort-option)945 b Ft(6.11.3)0 3313 y Fv(selector)1506 b Ft(6.4.3.4)p Fv(,)214 b(6.4.3.6,)250 b(6.5.1,)314 b(6.5.3.3,)1780 3412 y(6.7.3.3,)250 b(6.7.5.3,)g(6.8.7.3)0 3512 y(selector-t)n(yp)r(e) 1319 b(6.4.1,)315 b Ft(6.4.3.4)0 3611 y Fv(separate)26 b(compilation)1027 b(see)28 b(program-comp)r(onen)n(t)0 3711 y(sequence)1463 b Ft(6.4.3.6)0 3811 y Fv(sequence-iteration)1125 b(6.9.3.9.1,)185 b Ft(6.9.3.9.2)0 3910 y Fv(sequence-t)n(yp)r(e)1276 b Ft(6.4.3.6)p Fv(,)214 b(6.10.1)0 4010 y(set)1678 b(6.1.2,)315 b Ft(6.4.3.5)0 4110 y Fv(set)28 b(op)r(erator)1341 b(6.8.3.2,)250 b Ft(6.8.3.4)0 4209 y Fv(set-constructor)1237 b Ft(6.8.1)p Fv(,)289 b(6.8.7.4)0 4309 y(set-expression)1276 b Ft(6.9.3.9.3)0 4408 y Fv(set-mem)n(b)r(er-iteration)1021 b(6.9.3.9.1,)185 b Ft(6.9.3.9.3)0 4508 y Fv(set-t)n(yp)r(e)1491 b(6.4.1,)315 b(6.4.3.1,)250 b Ft(6.4.3.5)p Fv(,)213 b(6.4.5,)1780 4608 y(6.4.6,)315 b(6.7.3.2,)250 b(6.8.1,)314 b(6.8.3.5,)1780 4707 y(6.8.7.4)0 4807 y(set-t)n(yp)r(e-name)1269 b Ft(6.4.1)p Fv(,)289 b(6.8.7.1)0 4907 y(set-v)-5 b(alue)1463 b(6.8.7.1,)250 b Ft(6.8.7.4)0 5006 y Fv(sign)1636 b Ft(6.1.7)p Fv(,)289 b(6.8.1,)315 b(6.8.3.2,)249 b(6.10.3.3,)0 5255 y Ft(212)p eop 213 224 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))2080 523 y Fv(6.10.3.4.1)300 623 y(signed-in)n(teger)1277 b Ft(6.1.7)p Fv(,)289 b(6.4.2.2,)250 b(6.10.1)300 722 y(signed-n)n(um)n(b)r(er)1250 b Ft(6.1.7)300 822 y Fv(signed-real)1390 b Ft(6.1.7)p Fv(,)289 b(6.4.2.2)300 922 y(simple-expression)1147 b Ft(6.8.1)p Fv(,)289 b(6.8.3.1,)250 b(6.8.3.3)300 1021 y(simple-statemen)n(t)1163 b(6.9.1,)315 b Ft(6.9.2)p Fv(,)289 b(6.9.2.1)300 1121 y(simple-t)n(yp)r(e)1362 b(6.4.1,)315 b Ft(6.4.2)p Fv(,)289 b(6.4.2.1,)249 b(6.4.2.2,)2080 1220 y(6.8.3.5)300 1320 y(simple-t)n(yp)r(e-name)1140 b Ft(6.4.1)300 1420 y Fv(sin)1678 b Ft(6.7.6.2)p Fv(,)214 b(6.8.1,)315 b(6.8.5)300 1519 y(sp)r(ecial-sym)n(b)r(ol)1252 b(6.1.1,)315 b Ft(6.1.2)300 1619 y Fv(sp)r(elling)1505 b(3.3,)380 b Ft(6.1.3)p Fv(,)289 b Ft(6.1.8)p Fv(,)f(6.2.2.5,)2080 1719 y(6.2.2.7,)250 b(6.2.2.8,)g(6.4.2.3,)f(6.11.1,)2080 1818 y(6.11.3,)273 b(6.12)300 1918 y(sqr)1670 b Ft(6.7.6.2)p Fv(,)214 b(6.9.2.2,)250 b(6.9.3.8)300 2017 y(sqrt)1638 b(6.7.2,)315 b Ft(6.7.6.2)p Fv(,)214 b(6.8.5)300 2117 y(StandardInput)1247 b(6.2.2.10,)208 b Ft(6.11.4.2)300 2217 y Fv(StandardOutput)1180 b(6.2.2.10,)208 b(6.4.2.5,)250 b Ft(6.11.4.2)300 2316 y Fv(statemen)n(t)1422 b(3.1,)380 b(5.1,)g(6.2.1,)314 b(6.2.3.2,)2080 2416 y(6.4.5,)h(6.4.6,)g(6.5.1,)f (6.7.2,)2080 2516 y(6.7.3.6,)250 b(6.7.3.8,)g(6.7.5.2,)f(6.7.5.4,)2080 2615 y(6.7.5.5,)h(6.7.5.6,)g(6.8.7.2,)f(6.9,)2080 2715 y Ft(6.9.1)p Fv(,)289 b(6.9.2.1,)250 b(6.9.3.1,)f(6.9.3.4,)2080 2814 y(6.9.3.5,)h(6.9.3.6,)g(6.9.3.8,)f(6.9.3.9.1,)2080 2914 y(6.9.3.9.2,)185 b(6.9.3.9.3,)g(6.9.3.10,)207 b(6.9.4,)2080 3014 y(6.10.1,)273 b(6.10.2,)g(6.10.3,)f(6.10.4,)2080 3113 y(6.11.1)300 3213 y(statemen)n(t-part)1241 b Ft(6.2.1)p Fv(,)289 b(6.2.3.2,)250 b(6.9.1)300 3313 y(statemen)n(t-sequence)1077 b(6.9.1,)315 b Ft(6.9.3.1)p Fv(,)214 b(6.9.3.2,)249 b(6.9.3.5,)2080 3412 y(6.9.3.7)300 3512 y(state)1604 b(6.2,)380 b(6.2.2.7,)250 b(6.2.3.2,)f(6.2.3.5,)2080 3611 y(6.2.3.8,)h Ft(6.2.4)p Fv(,)289 b(6.4.1,)314 b(6.4.2.1,)2080 3711 y(6.4.2.5,)250 b(6.4.3.1,)g(6.4.3.2,)f(6.4.3.3.3,)2080 3811 y(6.4.3.4,)h(6.4.3.5,)g (6.4.3.6,)f(6.4.4,)2080 3910 y(6.4.7,)315 b(6.4.8,)g(6.4.9,)f(6.4.10,) 2080 4010 y(6.5.1,)h(6.5.3.1,)250 b(6.5.3.3,)f(6.5.5,)2080 4110 y(6.6,)380 b(6.7.1,)315 b(6.7.2,)f(6.7.3.1,)2080 4209 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.7.1,)184 b(6.7.5.2,)2080 4309 y(6.7.5.3,)250 b(6.7.5.6,)g(6.11.2,)272 b(6.11.3)300 4408 y(string)1571 b(6.1.9,)315 b(6.4.2.2,)250 b(6.4.3.3.1,)184 b Ft(6.4.3.3.3)p Fv(,)2080 4508 y(6.4.8,)315 b(6.4.10,)273 b(6.7.3.2,)249 b(6.7.5.1,)2080 4608 y(6.7.5.3,)h(6.7.5.5,)g(6.7.6.1,)f (6.7.6.7,)2080 4707 y(6.8.3.2,)h(6.8.3.6,)g(6.11.6)300 4807 y(string)27 b(op)r(erator)1235 b(6.8.3.2,)250 b Ft(6.8.3.6)300 4907 y Fv(string-c)n(haracter)1206 b Ft(6.1.9)300 5006 y Fv(string-constan)n(t)1235 b Ft(6.8.8.2)p Fv(,)214 b(6.8.8.4)3757 5255 y Ft(213)p eop 214 225 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(string-elemen)n(t)1264 b Ft(6.1.9)p Fv(,)289 b(6.4.3.3.1)0 623 y(string-expression)1169 b Ft(6.7.5.5)0 722 y Fv(string-function)1246 b Ft(6.8.6.2)p Fv(,)214 b(6.8.6.5)0 822 y(string-t)n(yp)r(e)1384 b(6.4.2.2,)250 b(6.4.3.3,)g Ft(6.4.3.3.1)p Fv(,)138 b(6.4.3.3.2,)1780 922 y(6.4.3.3.3,)185 b(6.4.5,)315 b(6.4.6,)f(6.5.3.1,)1780 1021 y(6.5.3.2,)250 b(6.7.3.2,)g(6.7.3.3,)f(6.7.3.7.1,)1780 1121 y(6.7.3.7.2,)185 b(6.7.5.5,)250 b(6.7.6.7,)f(6.8.1,)1780 1220 y(6.8.3.5,)h(6.8.6.2,)g(6.8.6.5,)f(6.8.8.2,)1780 1320 y(6.8.8.4,)h(6.10.1,)273 b(6.10.3.1,)207 b(6.10.3.6)0 1420 y(string-v)-5 b(ariable)1258 b Ft(6.5.3.2)p Fv(,)214 b(6.5.6,)315 b(6.7.5.5,)249 b(6.9.4)0 1519 y(structured-statemen)n(t) 1019 b(6.9.1,)315 b(6.9.3,)g Ft(6.9.3.1)0 1619 y Fv(structured-t)n(yp)r (e)1218 b(6.2.4,)315 b(6.4.1,)g(6.4.3,)f Ft(6.4.3.1)p Fv(,)1780 1719 y(6.4.3.4,)250 b(6.4.3.6,)g(6.5.1,)314 b(6.6,)1780 1818 y(6.7.2,)h(6.8.7.1)0 1918 y(structured-t)n(yp)r (e-name)996 b(6.4.1,)315 b Ft(6.4.3.1)0 2017 y Fv(structured-v)-5 b(alue-constructor)749 b(6.8.1,)315 b(6.8.7,)g Ft(6.8.7.1)0 2117 y Fv(subrange-b)r(ound)1199 b(6.2.3.8,)250 b(6.4.1,)315 b Ft(6.4.2.4)p Fv(,)213 b(6.4.3.3.2,)1780 2217 y(6.4.7,)315 b(6.11.1)0 2316 y(subrange-t)n(yp)r(e)1268 b(6.4.1,)315 b(6.4.2.1,)250 b Ft(6.4.2.4)p Fv(,)213 b(6.4.3.3.2,)1780 2416 y(6.4.3.5,)250 b(6.4.7,)315 b(6.7.3.2)0 2516 y(substr)1557 b Ft(6.7.6.7)0 2615 y Fv(substring-constan)n(t)1110 b(6.8.8.1,)250 b Ft(6.8.8.4)0 2715 y Fv(substring-function-access)874 b(6.8.6.1,)250 b Ft(6.8.6.5)0 2814 y Fv(substring-v)-5 b(ariable)1133 b(6.5.1,)315 b Ft(6.5.6)p Fv(,)289 b(6.7.3.3)0 2914 y(succ)1627 b(6.7.5.4,)250 b Ft(6.7.6.4)p Fv(,)214 b(6.7.6.6,)249 b(6.9.2.2,)1780 3014 y(6.9.3.9.2)0 3113 y(supply)28 b(\(-ies,)f(-ying\))1096 b Ft(6.2.2.13)p Fv(,)166 b(6.2.3.6,)250 b(6.11.1)0 3213 y(sym)n(b)r(ol)1523 b(4,)445 b(6.1.7,)315 b(6.4.1,)f(6.8.3.2,)1780 3313 y(6.9.2.1)0 3412 y(tag-\014eld)1484 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.3)0 3512 y(tag-\014eld-iden)n(ti\014er)1135 b(6.2.2.6,)250 b Ft(6.8.7.3)0 3611 y Fv(tag-t)n(yp)r(e)1477 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.3)0 3711 y(term)1609 b(3,)445 b(4,)g(5.1,)379 b(6.4.3.1,)1780 3811 y Ft(6.8.1)p Fv(,)289 b(6.8.3.1,)250 b(6.8.3.2,)f(6.8.3.3,)1780 3910 y(6.8.3.5)0 4010 y(terminal)27 b(\(non-\))1222 b Ft(4)p Fv(,)439 b(6.7.5.2)0 4110 y(terminate)27 b(\(-ed,)h(-es,)f(-ion\))889 b(5.1,)380 b(6.2.3.2,)250 b(6.2.3.5,)f(6.2.3.6,)1780 4209 y(6.7.5.3,)h(6.8.5,)315 b(6.9.2.4,)249 b(6.10.4,)1780 4309 y(6.11.6)0 4408 y(text)1635 b(4,)445 b(5.1,)380 b(6.1.10,)272 b(6.2.2.2,)1780 4508 y(6.2.2.6,)250 b(6.4.2.5,)g Ft(6.4.3.6)p Fv(,)213 b(6.7.1,)1780 4608 y(6.7.5.2,)250 b(6.7.5.5,)g(6.7.6.8,)f(6.10.1,)1780 4707 y(6.10.5,)273 b(6.11.6)0 4807 y(text\014le)1529 b(6.2.3.2,)250 b(6.4.2.2,)g(6.4.3.3.1,)184 b Ft(6.4.3.6)p Fv(,)1780 4907 y(6.5.5,)315 b(6.7.6.5,)250 b(6.10.1,)272 b(6.10.2,)1780 5006 y(6.10.3,)h(6.10.4,)g(6.10.5,)f(6.11.1,)0 5255 y Ft(214)p eop 215 226 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))2080 523 y Fv(6.11.4.2,)208 b(6.12)300 623 y(then)1619 b(6.1.2,)315 b Ft(6.9.3.4)300 722 y Fv(threaten)27 b(\(-ing\))1245 b(6.5.1,)315 b(6.7.2,)g(6.9.3.9.1,)184 b Ft(6.9.4)300 822 y Fv(time)1619 b(6.1.3,)315 b(6.4.3.1,)250 b(6.4.3.4,)f(6.5.1,)2080 922 y(6.7.5.1,)h(6.7.5.6,)g(6.7.5.8,)f(6.7.6.1,)2080 1021 y Ft(6.7.6.9)p Fv(,)214 b(6.11.6)300 1121 y(TimeStamp)1356 b Ft(6.4.3.4)p Fv(,)214 b(6.7.2,)315 b(6.7.5.8,)249 b(6.7.6.9,)2080 1220 y(6.11.6)300 1320 y(TimeV)-7 b(alid)1402 b Ft(6.4.3.4)p Fv(,)214 b(6.7.5.8)300 1420 y(to)1706 b(6.1.2,)315 b(6.9.3.9.2,)185 b(6.11.1)300 1519 y(tok)n(en)1581 b(4,)445 b Ft(6.1)p Fv(,)364 b(6.1.1,)314 b(6.1.2,)2080 1619 y(6.1.10,)273 b(6.1.11,)g(6.4.3.1,)249 b(6.4.4,)2080 1719 y(6.9.3.4)300 1818 y(totally-unde\014ned)1164 b Ft(6.2.4)p Fv(,)289 b(6.4.1,)315 b(6.4.2.1,)249 b(6.4.3.4,)2080 1918 y(6.4.3.5,)h(6.4.3.6,) g(6.4.4,)314 b(6.4.8,)2080 2017 y(6.5.1,)h(6.5.3.3,)250 b(6.5.5,)314 b(6.6,)2080 2117 y(6.7.3.2,)250 b(6.7.5.2,)g(6.7.5.6,)f (6.7.6.8,)2080 2217 y(6.10.1,)273 b(6.10.4,)g(6.10.5)300 2316 y(T)-7 b(otalWidth)1356 b Ft(6.10.3.1)p Fv(,)166 b(6.10.3.2,)208 b(6.10.3.3,)f(6.10.3.4.1,)2080 2416 y(6.10.3.4.2,)143 b(6.10.3.5,)208 b(6.10.3.6)300 2516 y(trim)1623 b Ft(6.7.6.7)300 2615 y Fv(true)1632 b Ft(6.4.2.2)p Fv(,)214 b(6.10.3.5)300 2715 y(trunc)1586 b Ft(6.7.6.3)300 2814 y Fv(tuple)28 b(\(triple,)g(k-tuples,)g(m-tuples\))605 b(6.4.3.2,)250 b(6.4.3.3.3,)185 b(6.4.3.4,)249 b(6.4.6,)2080 2914 y(6.4.7,)315 b(6.4.8,)g(6.7.3.2,)249 b(6.7.3.3,)2080 3014 y(6.7.3.5,)h(6.7.3.6,)g (6.7.5.3,)f(6.8.1,)2080 3113 y(6.8.4,)315 b(6.9.3.10)300 3213 y(t)n(yp)r(e)1621 b Ft(6.2.3.2)p Fv(,)214 b Ft(6.4)300 3313 y Fv(t)n(yp)r(e-de\014nition)1252 b(6.2.1,)315 b Ft(6.4.1)300 3412 y Fv(t)n(yp)r(e-de\014nition-part)1071 b Ft(6.2.1)p Fv(,)289 b(6.2.2.9,)250 b(6.4.1,)314 b(6.4.7,)2080 3512 y(6.4.10,)273 b(6.11.1)300 3611 y(t)n(yp)r(e-denoter)1320 b(6.2.4,)315 b Ft(6.4.1)p Fv(,)289 b(6.4.3.2,)249 b(6.4.3.4,)2080 3711 y(6.4.3.6,)h(6.4.7,)315 b(6.5.1,)f(6.6,)2080 3811 y(6.7.2)300 3910 y(t)n(yp)r(e-iden)n(ti\014er)1272 b(6.2.2.6,)250 b(6.2.2.7,)g(6.2.2.9,)f(6.2.2.11,)2080 4010 y(6.3.2,)315 b Ft(6.4.1)p Fv(,)289 b(6.4.2.2,)249 b(6.4.3.4,)2080 4110 y(6.4.3.6,)h(6.7.5.2,)g(6.7.5.3,)f(6.7.5.6,)2080 4209 y(6.7.5.8,)h(6.7.6.8,)g(6.7.6.9,)f(6.11.2,)2080 4309 y(6.11.3)300 4408 y(t)n(yp)r(e-inquiry)1334 b(6.4.1,)315 b(6.4.2.1,)250 b Ft(6.4.9)p Fv(,)288 b(6.7.3.1,)2080 4508 y(6.7.3.2,)250 b(6.7.3.3,)g(6.7.3.6)300 4608 y(t)n(yp)r (e-inquiry-ob)5 b(ject)1082 b Ft(6.4.9)300 4707 y Fv(t)n(yp)r(e-name) 1399 b(6.2.2.6,)250 b Ft(6.4.1)p Fv(,)289 b(6.4.2.1,)249 b(6.4.2.5,)2080 4807 y(6.4.4,)315 b(6.7.2,)g(6.7.3.1,)249 b(6.7.3.2,)2080 4907 y(6.7.3.3,)h(6.7.3.6,)g(6.7.3.7.1,)184 b(6.7.3.8,)2080 5006 y(6.8.2,)315 b(6.11.2)3757 5255 y Ft(215)p eop 216 227 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))0 523 y Fv(un)n(bind)1529 b Ft(6.7.5.6)p Fv(,)214 b(6.7.6.8,)250 b(6.9.4,)314 b(6.11.6)0 623 y(unde\014ned)1430 b Ft(6.2.4)p Fv(,)289 b(6.4.3.4,)250 b(6.4.10,)272 b(6.5.3.2,)1780 722 y(6.5.3.3,)250 b(6.5.4,)315 b(6.5.6,)f(6.6,)1780 822 y(6.7.5.2,)250 b(6.7.5.3,)g(6.7.5.4,)f(6.7.6.5,)1780 922 y(6.7.6.6,)h(6.8.1,)315 b(6.8.5,)f(6.9.3.9.1,)1780 1021 y(6.10.3,)273 b(6.10.4)0 1121 y(underlying-t)n(yp)r(e)1207 b Ft(6.4.2.5)p Fv(,)214 b(6.7.3.2,)250 b(6.7.3.3,)f(6.9.2.2)0 1220 y(underscore)1390 b Ft(6.1.3)p Fv(,)289 b(6.1.4)0 1320 y(unpac)n(k)1521 b Ft(6.7.5.4)p Fv(,)214 b(6.9.4)0 1420 y(unpac)n(k)n(ed-canonical-set-of-T-t)n(yp)r(e)574 b Ft(6.4.3.5)p Fv(,)214 b(6.7.3.2,)250 b(6.7.6.3,)f(6.8.1,)1780 1519 y(6.8.3.4,)h(6.8.3.5,)g(6.9.3.9.3)0 1619 y(unpac)n(k)n (ed-conforman)n(t-arra)n(y-form)583 b(6.7.3.6,)250 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.8)0 1719 y(unpac)n(k)n(ed-structured-t) n(yp)r(e)850 b Ft(6.4.3.1)0 1818 y Fv(unsigned-constan)n(t)1125 b Ft(6.8.1)0 1918 y Fv(unsigned-in)n(teger)1185 b Ft(6.1.7)0 2017 y Fv(unsigned-n)n(um)n(b)r(er)1158 b(6.1.1,)315 b Ft(6.1.7)p Fv(,)289 b(6.1.10,)272 b(6.8.1)0 2117 y(unsigned-real)1298 b Ft(6.1.7)0 2217 y Fv(un)n(til)1612 b(6.1.2,)315 b Ft(6.9.3.7)0 2316 y Fv(up)r(date)1529 b(6.4.3.6,)250 b Ft(6.7.5.2)0 2416 y Fv(v)-5 b(alue)1593 b Ft(6.2.4)0 2516 y Fv(v)-5 b(alue)27 b(parameter)1195 b(6.2.3.8,)250 b(6.4.2.2,)g(6.4.2.5,)f (6.4.3.3.1,)1780 2615 y(6.7.3.1,)h Ft(6.7.3.2)0 2715 y Fv(v)-5 b(alue-b)r(earing)26 b(\(non-\))1042 b(6.2.3.8,)250 b Ft(6.2.4)p Fv(,)289 b(6.4.3.2,)249 b(6.4.3.4)0 2814 y(v)-5 b(alue-conforman)n(t-arra)n(y-sp)r(eci\014cation)459 b(6.2.3.2,)250 b(6.4.2.2,)g(6.4.3.3.1,)184 b(6.7.3.6,)1780 2914 y Ft(6.7.3.7.1)p Fv(,)139 b(6.7.3.7.2)0 3014 y(v)-5 b(alue-parameter-sp)r(eci\014cation)720 b(6.2.3.2,)250 b(6.4.9,)315 b Ft(6.7.3.1)p Fv(,)213 b(6.7.3.2,)1780 3113 y(6.7.3.6)0 3213 y(v)-5 b(ar)1666 b(6.1.2,)315 b Ft(6.2.1)p Fv(,)289 b(6.2.2.6,)249 b(6.4.2.5,)1780 3313 y(6.4.9,)315 b(6.5.1,)g(6.7.1,)f(6.7.2,)1780 3412 y Ft(6.7.3.1)p Fv(,)214 b Ft(6.7.3.7.1)p Fv(,)139 b(6.7.6.8,)249 b(6.8.8.1,)1780 3512 y(6.11.5,)273 b(6.11.6,)g(6.12)0 3611 y(v)-5 b(ariable)1495 b Ft(6.2.3.2)p Fv(,)214 b Ft(6.5)0 3711 y Fv(v)-5 b(ariable)27 b(parameter)1097 b(6.2.3.8,)250 b(6.4.2.5,)g(6.7.3.1,)f Ft(6.7.3.3)p Fv(,)1780 3811 y(6.7.3.7.3,)185 b(6.7.5.2,)250 b(6.7.5.3,)f(6.8.6.1,)1780 3910 y(6.9.4,)315 b(6.10.1)0 4010 y(v)-5 b(ariable-access)1248 b Ft(6.5.1)p Fv(,)289 b(6.5.3.2,)250 b(6.5.3.3,)f(6.5.4,)1780 4110 y(6.5.5,)315 b(6.7.2,)g(6.7.3.3,)249 b(6.7.3.7.3,)1780 4209 y(6.7.5.2,)h(6.7.5.3,)g (6.7.5.4,)f(6.7.5.5,)1780 4309 y(6.7.5.6,)h(6.7.5.8,)g(6.7.6.8,)f (6.8.1,)1780 4408 y(6.8.2,)315 b(6.8.4,)g(6.8.5,)f(6.8.6.1,)1780 4508 y(6.9.2.2,)250 b(6.9.3.9.1,)185 b(6.9.3.10,)207 b(6.9.4,)1780 4608 y(6.10.1,)273 b(6.10.2)0 4707 y(v)-5 b(ariable-conforman)n(t-arra)n(y-sp)r(eci\014cation)361 b(6.2.3.2,)250 b(6.7.3.6,)g Ft(6.7.3.7.1)p Fv(,)138 b(6.7.3.7.3)0 4807 y(v)-5 b(ariable-declaration)1064 b(6.2.1,)315 b(6.2.3.8,)250 b Ft(6.5.1)0 4907 y Fv(v)-5 b(ariable-declaration-part)883 b Ft(6.2.1)p Fv(,)289 b(6.2.3.1,)250 b(6.5.1,)314 b(6.9.3.9.1,)1780 5006 y(6.11.1)0 5255 y Ft(216)p eop 217 228 bop 2898 232 a Ft(ISO/IEC)32 b(10206:1990\(E\))300 523 y Fv(v)-5 b(ariable-iden)n(ti\014er)1146 b(6.2.2.6,)250 b(6.2.2.9,)g(6.2.3.1,)f(6.2.3.2,)2080 623 y(6.2.3.8,)h(6.4.9,)315 b Ft(6.5.1)p Fv(,)288 b(6.7.2,)2080 722 y(6.7.3.1,)250 b(6.7.3.2,)g(6.7.3.3,)f(6.7.3.7.1,)2080 822 y(6.7.3.7.2,)185 b(6.7.3.7.3,)g(6.8.2,)314 b(6.11.1,)2080 922 y(6.11.2,)273 b(6.11.3,)g(6.12)300 1021 y(v)-5 b(ariable-name)1273 b(6.2.2.6,)250 b(6.4.9,)315 b Ft(6.5.1)p Fv(,)288 b(6.5.2,)2080 1121 y(6.7.3.6,)250 b(6.11.2)300 1220 y(v)-5 b(ariable-parameter-sp)r (eci\014cation)622 b(6.2.3.2,)250 b(6.4.9,)315 b Ft(6.7.3.1)p Fv(,)213 b(6.7.3.3,)2080 1320 y(6.7.3.6)300 1420 y(v)-5 b(ariable-string-t)n(yp)r(e)1071 b(6.4.3.3.1,)185 b Ft(6.4.3.3.3)p Fv(,)139 b(6.4.3.4,)249 b(6.5.3.2,)2080 1519 y(6.7.5.3,)h(6.7.5.5,)g (6.7.6.7,)f(6.8.6.2,)2080 1619 y(6.8.8.2,)h(6.10.1)300 1719 y(v)-5 b(arian)n(t)1525 b(6.1.7,)315 b(6.1.11,)273 b Ft(6.4.3.4)p Fv(,)213 b(6.4.7,)2080 1818 y(6.5.1,)315 b(6.5.3.3,)250 b(6.7.5.3,)f(6.8.6.3,)2080 1918 y(6.8.7.3,)h(6.8.8.3)300 2017 y(v)-5 b(arian)n(t)27 b(record)1270 b(see)28 b(v)-5 b(arian)n(t-part)300 2117 y(v)g(arian)n(t-denoter)1224 b Ft(6.4.3.4)p Fv(,)214 b(6.5.1,)315 b(6.7.5.3)300 2217 y(v)-5 b(arian)n(t-list-elemen)n(t)1079 b Ft(6.4.3.4)300 2316 y Fv(v)-5 b(arian)n(t-part)1344 b Ft(6.4.3.4)p Fv(,)214 b(6.4.7,)315 b(6.5.1,)f(6.5.3.3,)2080 2416 y(6.7.3.3,)250 b(6.7.5.3,)g(6.8.7.3)300 2516 y(v)-5 b(arian)n(t-part-completer)960 b Ft(6.4.3.4)300 2615 y Fv(v)-5 b(arian)n(t-part-v)g(alue)1129 b Ft(6.8.7.3)300 2715 y Fv(v)-5 b(arian)n(t-selector)1223 b Ft(6.4.3.4)p Fv(,)214 b(6.4.7,)315 b(6.7.5.2,)249 b(6.7.5.3,)2080 2814 y(6.10.1)300 2914 y(v)-5 b(arian)n(t-t)n(yp)r(e)1338 b Ft(6.4.3.4)p Fv(,)214 b(6.8.7.3)300 3014 y(violation)27 b(\(non-\))1210 b(3.1,)380 b(3.2,)g(5.1,)f(6.6)300 3113 y(while)1591 b(6.1.2,)315 b Ft(6.9.3.8)300 3213 y Fv(while-statemen)n (t)1205 b(6.9.3.6,)250 b Ft(6.9.3.8)300 3313 y Fv(with)1619 b(6.1.2,)315 b Ft(6.9.3.10)300 3412 y Fv(with-elemen)n(t)1312 b Ft(6.9.3.10)p Fv(,)166 b(6.9.4)300 3512 y(with-list)1480 b Ft(6.9.3.10)p Fv(,)166 b(6.9.4)300 3611 y(with-statemen)n(t)1233 b(6.8.6.1,)250 b(6.9.3.1,)g Ft(6.9.3.10)p Fv(,)165 b(6.9.4)300 3711 y(within)1550 b Ft(6.2.3.3)300 3811 y Fv(w)n(ord-sym)n(b)r(ol)1316 b Ft(6.1.2)p Fv(,)289 b(6.1.3,)315 b(6.1.10)300 3910 y(write)1595 b(6.4.2.5,)250 b Ft(6.7.5.2)p Fv(,)214 b(6.9.2.3,)249 b(6.9.3.10,)2080 4010 y Ft(6.10.3)p Fv(,)241 b(6.10.3.1,)208 b(6.10.3.4.1,)142 b(6.10.3.4.2,)2080 4110 y(6.10.4,)273 b(6.11.6,)g(6.12)300 4209 y(write-parameter)1196 b(6.7.5.5,)250 b Ft(6.10.3)p Fv(,)241 b(6.10.3.1,)207 b(6.10.4)300 4309 y(write-parameter-list)1057 b(6.9.2.3,)250 b Ft(6.10.3)300 4408 y Fv(writeln)1526 b(5.2,)380 b(6.4.2.5,)250 b(6.7.5.2,)f(6.7.5.5,) 2080 4508 y(6.7.6.8,)h(6.8.8.1,)g(6.9.2.3,)f(6.9.3.4,)2080 4608 y(6.9.3.5,)h Ft(6.10.4)p Fv(,)241 b(6.10.5,)272 b(6.11.6,)300 4707 y(writeln-parameter-list)988 b(6.9.2.3,)250 b Ft(6.10.4)300 4807 y Fv(writestr)1497 b Ft(6.7.5.5)p Fv(,)214 b(6.9.2.3,)250 b(6.9.4)300 4907 y(writestr-parameter-list)959 b Ft(6.7.5.5)p Fv(,)214 b(6.9.2.3)300 5006 y(y)n(ear)1626 b Ft(6.4.3.4)p Fv(,)214 b(6.4.10,)273 b(6.5.1,)314 b(6.5.3.3,)3757 5255 y Ft(217)p eop 218 229 bop 0 232 a Ft(ISO/IEC)31 b(10206:1990\(E\))1780 523 y Fv(6.7.5.8,)250 b(6.7.6.9,)g(6.9.3.10)0 5255 y Ft(218)p eop end userdict /end-hook known{end-hook}if

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