This is an unofficial snapshot of the ISO/IEC JTC1 SC22 WG21 Core Issues List revision 117b. See http://www.open-std.org/jtc1/sc22/wg21/ for the official list.
2025-08-11
76. Are const volatile variables considered "constant expressions"?Section: 9.2.9.2 [dcl.type.cv] Status: TC1 Submitter: Judy Ward Date: 15 Dec 1998The following code does not compile with the EDG compiler:
volatile const int a = 5;
int b[a];
The standard, 9.2.9.2 [dcl.type.cv] , says:
A variable of const-qualified integral or enumeration type initialized by an integral constant expression can be used in integral constant expressions.This doesn't say it can't be const volatile-qualified, although I think that was what was intended.
Proposed Resolution (10/99): Change the referenced text in paragraph 2 of 9.2.9.2 [dcl.type.cv] to read:
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