[all-commits] [llvm/llvm-project] 21c1b7: fix: C++ empty record with align lead to va_list o...

[hstk30-hw via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 21c1b7845b05fb126631b91e7c978a51c3f9eb9a
      https://github.com/llvm/llvm-project/commit/21c1b7845b05fb126631b91e7c978a51c3f9eb9a
  Author: hstk30-hw <hanwei62 at huawei.com>
  Date:   2025-11-08 (Sat, 08 Nov 2025)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/lib/CodeGen/Targets/AArch64.cpp
    M clang/test/CodeGen/AArch64/args.cpp
    M clang/test/CodeGen/AArch64/struct-coerce-using-ptr.cpp
    M clang/test/CodeGen/arm64-microsoft-arguments.cpp
    M clang/test/CodeGenCXX/aarch64-arguments.cpp
    M clang/test/CodeGenCXX/arm64-darwinpcs.cpp

  Log Message:
  -----------
  fix: C++ empty record with align lead to va_list out of sync (#72197)

Fix AArch64 argument passing for C++ empty classes with large explicitly specified  alignment

reproducer: https://godbolt.org/z/qsze8fqra 
rel issue: https://github.com/llvm/llvm-project/issues/69872 
rel commit: https://github.com/llvm/llvm-project/commit/1711cc930bda8d27e87a2092bd220c18e4600c98



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