================
@@ -50,17 +50,29 @@ class CollectUnexpandedParameterPacksVisitor
auto *FTD = FD ? FD->getDescribedFunctionTemplate() : nullptr;
if (FTD && FTD->getTemplateParameters()->getDepth() >= DepthLimit)
return;
- } else if (getDepthAndIndex(ND).first >= DepthLimit)
+ } else if (auto *BD = dyn_cast<BindingDecl>(ND)) {
+ Expr *E = BD->getBinding();
+ if (auto *RP = dyn_cast_if_present<ResolvedUnexpandedPackExpr>(E)) {
+ addUnexpanded(RP);
+ return;
+ }
----------------
zyn0217 wrote:
I was thinking if we can get rid of the `dyn_cast_if_present` thing..
Do you have a case where we ended up in `addUnexpanded` with a BindingDecl
whose binding isn't a ResolvedUnexpandedPackExpr?
https://github.com/llvm/llvm-project/pull/121417
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