[all-commits] [llvm/llvm-project] 2e4148: [Clang] Fix unexpanded packs in NTTP type constrai...

[Younan Zhang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2e41489d7b1498ec8a18b99e6d7db9e946f2d786
      https://github.com/llvm/llvm-project/commit/2e41489d7b1498ec8a18b99e6d7db9e946f2d786
  Author: Younan Zhang <zyn7109 at gmail.com>
  Date:   2025-01-03 (Fri, 03 Jan 2025)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/lib/AST/ASTContext.cpp
    M clang/lib/Sema/SemaTemplate.cpp
    M clang/lib/Sema/SemaTemplateDeduction.cpp
    M clang/test/SemaCXX/cxx2c-fold-exprs.cpp

  Log Message:
  -----------
  [Clang] Fix unexpanded packs in NTTP type constraints (#121296)

In the case where a type-constraint on an NTTP contains a pack, we form
a PackExpansionType to model it. However, there are a few places
expecting it to be a non-pack expansion, and luckily only small changes
could make them work.

Fixes https://github.com/llvm/llvm-project/issues/88866



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