[libc-commits] [libc] [libc] Implement CMPLX related macros (PR #156344)

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c8ef wrote:

> > It appears that testing `_Complex _Float16` is not easy because some of our build bots are still using clang-14.
> 
> The nuclear option is to check for clang 22 in the preprocessor.

Yes, but...
I recall that apt.llvm.org used to update its dev branch daily. However, it appears that today it's still using a version of Clang 22 that was built back in August(0812).

https://github.com/llvm/llvm-project/pull/156344