[libcxx-commits] [libcxx] [libc++] Move std::abs into __math/abs.h (PR #139586)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne commented:

Thanks for the cleanup. I think this makes sense but I have a few questions. Also, this could break users since we're removing a transitive include of `<stdlib.h>` from `<math.h>`. That's not a reason not to do it, but pinging @llvm/libcxx-vendors for awareness.

https://github.com/llvm/llvm-project/pull/139586