[libc-commits] [libc] [libc][math] Add float-only option for atan2f. (PR #122979)

[Nick Desaulniers via libc-commits]

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

Can you add a commit description that addresses "why is this patch necessary?" In particular, if it's size related, having some measurement and for which architecture might be useful.

https://github.com/llvm/llvm-project/pull/122979