================
@@ -2554,16 +2554,27 @@ Decl *Parser::ParseDeclarationAfterDeclarator(
return ParseDeclarationAfterDeclaratorAndAttributes(D, TemplateInfo);
}
+static bool isConstexprVariable(const Decl *D) {
+ if (const VarDecl *Var = dyn_cast_if_present<VarDecl>(D))
+ return Var->isConstexpr();
+
+ return false;
+}
+
Decl *Parser::ParseDeclarationAfterDeclaratorAndAttributes(
Declarator &D, const ParsedTemplateInfo &TemplateInfo, ForRangeInit *FRI) {
// RAII type used to track whether we're inside an initializer.
struct InitializerScopeRAII {
Parser &P;
Declarator &D;
Decl *ThisDecl;
+ EnterExpressionEvaluationContext EC;
InitializerScopeRAII(Parser &P, Declarator &D, Decl *ThisDecl)
- : P(P), D(D), ThisDecl(ThisDecl) {
+ : P(P), D(D), ThisDecl(ThisDecl),
+ EC(P.Actions, Sema::ExpressionEvaluationContext::ConstantEvaluated,
+ ThisDecl, Sema::ExpressionEvaluationContextRecord::EK_Other,
+ isConstexprVariable(ThisDecl)) {
----------------
efriedma-quic wrote:
On a side-note, gcc currently accepts the following; if I'm understanding the
rule, it's not supposed to be valid.
```
struct S {
int *value;
constexpr S(int v) : value(new int {v}) {}
constexpr ~S() { delete value; }
};
consteval S fn() { return S(5); }
int g();
void f() {
int a = *fn().value;
}
```
https://github.com/llvm/llvm-project/pull/89565
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