================
@@ -3406,25 +3406,39 @@ static QualType checkBuiltinTemplateIdType(
Sema &SemaRef, ElaboratedTypeKeyword Keyword, BuiltinTemplateDecl *BTD,
ArrayRef<TemplateArgument> Converted, SourceLocation TemplateLoc,
TemplateArgumentListInfo &TemplateArgs) {
+ TemplateParameterList *Params = BTD->getTemplateParameters();
+ unsigned RequiredArgs = Params->size();
+ if (Params->hasParameterPack()) {
+ if (Converted.size() < RequiredArgs)
+ return QualType();
+ } else {
+ if (Converted.size() != RequiredArgs)
+ return QualType();
+ }
----------------
Serosh-commits wrote:
> Regarding the new change, even if the lists are the same size, you still
> can't assume there are no packs or expansions, so this is still not correct.
@mizvekov Would iterating through Ts.pack_elements() and returning QualType()
on any PackExpansion be the right approach?
https://github.com/llvm/llvm-project/pull/180407
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