[libc-commits] [libc] [libc] Fix Fuscia builder failing on atomic warnings (PR #96791)

[Schrodinger ZHU Yifan via libc-commits]

https://github.com/SchrodingerZhu approved this pull request.

The approach is fine to me. Just notice that, sometimes inline atomics are not used because the compiler is permissive about target features. 

https://github.com/llvm/llvm-project/pull/96791