[all-commits] [llvm/llvm-project] 558277: [clang][ARM] Fix setting of MaxAtomicInlineWidth. ...

[Eli Friedman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 558277ae4db665bea93686db4b4538c1c2c0cf4d
      https://github.com/llvm/llvm-project/commit/558277ae4db665bea93686db4b4538c1c2c0cf4d
  Author: Eli Friedman <efriedma at quicinc.com>
  Date:   2025-08-01 (Fri, 01 Aug 2025)

  Changed paths:
    M clang/lib/Basic/Targets/ARM.cpp
    M clang/test/CodeGen/atomic-arm.c
    M clang/test/CodeGen/pr45476.cpp

  Log Message:
  -----------
  [clang][ARM] Fix setting of MaxAtomicInlineWidth. (#151404)

2f497ec3a0056f15727ee6008211aeb2c4a8f455 updated the backend's rules for
when lock-free atomics are available, but we never made a corresponding
change to the frontend. Fix it to be consistent. This only affects
targets older than v7.



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