[libc-commits] [libc] [llvm] Refactor bf16addf to header only (PR #181230)

[Muhammad Bassiouni via libc-commits]

https://github.com/bassiounix requested changes to this pull request.

Thank you for your PR!
You are on the right track with some nits.

https://github.com/llvm/llvm-project/pull/181230