[PATCH] D128095: clang: fix checking parameter packs for expansion

[Matheus Izvekov via Phabricator via cfe-commits]

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CollectUnexpandedParameterPacksVisitor and CheckParameterPacksForExpansion
should analyze SubstTemplateTypeParmPackType for unexpanded packs as
well.

Fixes PR56094.

Signed-off-by: Matheus Izvekov <mizvekov at gmail.com>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128095

Files:
  clang/include/clang/Sema/Sema.h
  clang/include/clang/Sema/SemaInternal.h
  clang/lib/Sema/SemaTemplateDeduction.cpp
  clang/lib/Sema/SemaTemplateVariadic.cpp
  clang/test/CXX/temp/temp.decls/temp.variadic/p5.cpp

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