[libcxx-commits] [libcxx] [libc++] Fix hypotf linker error with Clang modules on Windows UCRT (PR #209403)

[Junji Watanabe via libcxx-commits]

Jwata wrote:

Thank you all for the feedback!

> AFAICT this is fundamentally a Clang bug. Why do we want to work around this in the library instead of fixing Clang?

My teammate actually attempted to fix it on Clang side. But, got a push back since it's hardcoding hypotf.  
https://github.com/llvm/llvm-project/pull/207135#issuecomment-4967127742

So, I was wondering if libc++ should have this workaround. To be honest, I'm not fully sure which layer this issue should be fixed.

https://github.com/llvm/llvm-project/pull/209403