================
@@ -2203,8 +2203,18 @@ Parser::ParseCXXCondition(StmtResult *InitStmt,
SourceLocation Loc,
return ParseCXXCondition(nullptr, Loc, CK, MissingOK);
}
- // Parse the expression.
- ExprResult Expr = ParseExpression(); // expression
+ ExprResult Expr;
+ {
+ EnterExpressionEvaluationContext Eval(
+ Actions, Sema::ExpressionEvaluationContext::ConstantEvaluated,
+ /*LambdaContextDecl=*/nullptr,
+ /*ExprContext=*/Sema::ExpressionEvaluationContextRecord::EK_Other,
+ /*ShouldEnter=*/CK == Sema::ConditionKind::ConstexprIf);
+
+ // Parse the expression.
+ Expr = ParseExpression(); // expression
+ }
----------------
zyn0217 wrote:
```suggestion
ExprResult Expr = [&] {
EnterExpressionEvaluationContext Eval(
Actions, Sema::ExpressionEvaluationContext::ConstantEvaluated,
/*LambdaContextDecl=*/nullptr,
/*ExprContext=*/Sema::ExpressionEvaluationContextRecord::EK_Other,
/*ShouldEnter=*/CK == Sema::ConditionKind::ConstexprIf);
// Parse the expression.
return ParseExpression(); // expression
}();
```
https://github.com/llvm/llvm-project/pull/123667
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