[libcxx-commits] [libcxx] [libc++] Remove _If and use conditional_t instead (PR #96744)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Unfortunately, based on the issues we ran into with #96193 , I don't think we can move this patch forward. It would have been nice though.

https://github.com/llvm/llvm-project/pull/96744