[all-commits] [llvm/llvm-project] bce2cc: [clang] Set __GCC_*STRUCTIVE_SIZE on Aarch64

[David Majnemer via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bce2cc15133a1458e4ad053085e58c7423c365b4
      https://github.com/llvm/llvm-project/commit/bce2cc15133a1458e4ad053085e58c7423c365b4
  Author: David Majnemer <david.majnemer at gmail.com>
  Date:   2025-01-31 (Fri, 31 Jan 2025)

  Changed paths:
    M clang/lib/Basic/Targets/AArch64.h
    M clang/test/Preprocessor/init-aarch64.c

  Log Message:
  -----------
  [clang] Set __GCC_*STRUCTIVE_SIZE on Aarch64

Before this change, we would set this to Clang's default of {64, 64}.

Now, we explicitly set it to {256, 64} which matches our ARM behavior
for ARMv8 targets and GCC's behavior for AArch64 targets.



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