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Showing content from https://clang.llvm.org/doxygen/RangedConstraintManager_8cpp_source.html below:

clang: lib/StaticAnalyzer/Core/RangedConstraintManager.cpp Source File

(isa<SymbolData>(Sym))

(

*SIE = dyn_cast<SymIntExpr>(Sym)) {

(State, SIE->getLHS(), op, SIE->getRHS());

llvm::APSInt &Zero =

().getValue(0, SIE->getType());

(State, SIE, (Assumption ? BO_NE : BO_EQ), Zero);

(

*SSE = dyn_cast<SymSymExpr>(Sym)) {

SSE->getRHS(), BO_Sub, SSE->getLHS(), DiffTy);

llvm::APSInt &Zero =

().getValue(0, DiffTy);

SSE->getLHS(), BO_EQ, SSE->getRHS(), ExprType);

WasEqual = SSE->

() == BO_EQ;

IsExpectedEqual = WasEqual == Assumption;

llvm::APSInt &Zero =

().getValue(0, ExprType);

(IsExpectedEqual) {

(State, CanonicalEquality, Zero, Zero);

(State, CanonicalEquality, Zero, Zero);

llvm::APSInt &To,

InRange) {

llvm::APSInt Adjustment = WraparoundType.

();

computeAdjustment(AdjustedSym, Adjustment);

llvm::APSInt ConvertedFrom = ComparisonType.

(From);

llvm::APSInt ConvertedTo = ComparisonType.

(To);

Adjustment.setIsSigned(

);

ConvertedTo, Adjustment);

ConvertedTo, Adjustment);

llvm::APSInt &Zero = BVF.getValue(0,

);

llvm::APSInt &Int) {

);

(Int == 0 && (Op == BO_EQ || Op == BO_NE)) {

(State, Sym, (Op == BO_NE ?

:

));

llvm::APSInt Adjustment = WraparoundType.

();

computeAdjustment(Sym, Adjustment);

llvm::APSInt ConvertedInt = ComparisonType.

(Int);

Adjustment.setIsSigned(

);

llvm_unreachable(

);

(State, Sym, ConvertedInt, Adjustment);

(State, Sym, ConvertedInt, Adjustment);

(State, Sym, ConvertedInt, Adjustment);

(State, Sym, ConvertedInt, Adjustment);

(State, Sym, ConvertedInt, Adjustment);

(State, Sym, ConvertedInt, Adjustment);

RangedConstraintManager::computeAdjustment(

&Sym,

llvm::APSInt &Adjustment) {

(

*SE = dyn_cast<SymIntExpr>(Sym)) {

(Op == BO_Add || Op == BO_Sub) {

Adjustment = -Adjustment;

&SVB = State->getStateManager().getSValBuilder();

SimplifiedSym;

QualType getPointerDiffType() const

Return the unique type for "ptrdiff_t" (C99 7.17) defined in <stddef.h>.

bool isComparisonOp() const

static Opcode negateComparisonOp(Opcode Opc)

static Opcode reverseComparisonOp(Opcode Opc)

bool isEqualityOp() const

A (possibly-)qualified type.

bool isIntegralOrEnumerationType() const

Determine whether this type is an integral or enumeration type.

A record of the "type" of an APSInt, used for conversions.

llvm::APSInt getZeroValue() const LLVM_READONLY

Returns an all-zero value for this type.

uint32_t getBitWidth() const

llvm::APSInt convert(const llvm::APSInt &Value) const LLVM_READONLY

Convert and return a new APSInt with the given value, but this type's bit width and signedness.

APSIntType getAPSIntType(QualType T) const

Returns the type of the APSInt used to store values of the given QualType.

Template implementation for all binary symbolic expressions.

Represents a symbolic expression involving a binary operator.

BinaryOperator::Opcode getOpcode() const

static bool isLocType(QualType T)

virtual ProgramStateRef assumeSymNE(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

~RangedConstraintManager() override

virtual ProgramStateRef assumeSymLE(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

virtual ProgramStateRef assumeSymWithinInclusiveRange(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &From, const llvm::APSInt &To, const llvm::APSInt &Adjustment)=0

ProgramStateRef assumeSym(ProgramStateRef State, SymbolRef Sym, bool Assumption) override

Given a symbolic expression that can be reasoned about, assume that it is true/false and generate the...

virtual ProgramStateRef assumeSymRel(ProgramStateRef State, SymbolRef Sym, BinaryOperator::Opcode op, const llvm::APSInt &Int)

Assume a constraint between a symbolic expression and a concrete integer.

ProgramStateRef assumeSymUnsupported(ProgramStateRef State, SymbolRef Sym, bool Assumption) override

Given a symbolic expression that cannot be reasoned about, assume that it is zero/nonzero and add it ...

virtual ProgramStateRef assumeSymOutsideInclusiveRange(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &From, const llvm::APSInt &To, const llvm::APSInt &Adjustment)=0

virtual ProgramStateRef assumeSymGE(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

virtual ProgramStateRef assumeSymGT(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

ProgramStateRef assumeSymInclusiveRange(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &From, const llvm::APSInt &To, bool InRange) override

Given a symbolic expression within the range [From, To], assume that it is true/false and generate th...

virtual ProgramStateRef assumeSymEQ(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

virtual ProgramStateRef assumeSymLT(ProgramStateRef State, SymbolRef Sym, const llvm::APSInt &V, const llvm::APSInt &Adjustment)=0

DefinedSVal makeSymbolVal(SymbolRef Sym)

Make an SVal that represents the given symbol.

virtual SVal simplifySVal(ProgramStateRef State, SVal Val)=0

Simplify symbolic expressions within a given SVal.

SVal - This represents a symbolic expression, which can be either an L-value or an R-value.

SymbolRef getAsSymbol(bool IncludeBaseRegions=false) const

If this SVal wraps a symbol return that SymbolRef.

SymbolManager & getSymbolManager() const

BasicValueFactory & getBasicVals() const

virtual QualType getType() const =0

const SymExprT * acquire(Args &&...args)

Create or retrieve a SymExpr of type SymExprT for the given arguments.

ASTContext & getContext()

SVal simplifyToSVal(ProgramStateRef State, SymbolRef Sym)

Try to simplify a given symbolic expression's associated SVal based on the constraints in State.

SymbolRef simplify(ProgramStateRef State, SymbolRef Sym)

Try to simplify a given symbolic expression based on the constraints in State.

The JSON file list parser is used to communicate input to InstallAPI.

const FunctionProtoType * T

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