================
@@ -5223,10 +5223,31 @@ class Parser : public CodeCompletionHandler {
/// assignment-expression
/// '{' ...
/// \endverbatim
- ExprResult ParseInitializer() {
- if (Tok.isNot(tok::l_brace))
- return ParseAssignmentExpression();
- return ParseBraceInitializer();
+ ExprResult ParseInitializer(Decl *DeclForInitializer = nullptr) {
+ // Set DeclForInitializer for file-scope variables.
+ // For constexpr references, set it to suppress runtime warnings.
+ // For non-constexpr references, don't set it to avoid evaluation issues
+ // with self-referencing initializers. Local variables (including local
+ // constexpr) should emit runtime warnings.
+ if (DeclForInitializer && !Actions.ExprEvalContexts.empty()) {
+ if (auto *VD = dyn_cast<VarDecl>(DeclForInitializer)) {
+ if (VD->isFileVarDecl()) {
+ if (!VD->getType()->isReferenceType() || VD->isConstexpr()) {
+ Actions.ExprEvalContexts.back().DeclForInitializer =
+ DeclForInitializer;
+ }
+ }
+ }
+ }
+
+ ExprResult init;
+ if (Tok.isNot(tok::l_brace)) {
+ init = ParseAssignmentExpression();
+ } else {
+ init = ParseBraceInitializer();
+ }
+
+ return init;
}
----------------
zwuis wrote:
Do we need to move the implementation to source file(.cpp)?
https://github.com/llvm/llvm-project/pull/163885
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