================
@@ -960,6 +960,8 @@ Parser::ParseNonTypeTemplateParameter(unsigned Depth,
unsigned Position) {
EnterExpressionEvaluationContext ConstantEvaluated(
Actions, Sema::ExpressionEvaluationContext::ConstantEvaluated);
DefaultArg = Actions.CorrectDelayedTyposInExpr(ParseInitializer());
+ if (DefaultArg.isUsable())
+ DefaultArg = Actions.ActOnConstantExpression(DefaultArg);
----------------
cor3ntin wrote:
I believe it is, yes (I agree it is deeply weird)
Per https://eel.is/c++draft/basic#def.odr-10, if x is odr-used, the program is
ill-formed
(x is a local variable, there is an intervening lambda scope and x is not
captured)
So x can't be odr used. And per https://eel.is/c++draft/basic#def.odr-5 - it
would be
I agree that this is weird. It might be worth asking CWG
However, i think the change is correct _regardless_ of further bugs with
captures.
https://github.com/llvm/llvm-project/pull/107073
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