[libcxx-commits] [libcxx] [libc++] Enable C++ stdatomic.h for all C++ versions (PR #95498)

[Vincent Lee via libcxx-commits]

thevinster wrote:

Would it make sense to cherry-pick this to release/19.x? I'm not sure if release/19.x is still accepting patches. 

https://github.com/llvm/llvm-project/pull/95498