[libcxx-commits] [libcxx] [libc++] Refactor the predicate taking variant of `__cxx_atomic_wait` (PR #80596)

[Jan Kokemüller via libcxx-commits]

jiixyj wrote:

As this is based on https://github.com/llvm/llvm-project/pull/79265 , which is not yet merged, I converted this into a draft PR.

https://github.com/llvm/llvm-project/pull/80596