[libcxx-commits] [libcxx] [libcxx] Set `_LIBCPP_HAS_CLOCK_GETTIME` for GPU targets (PR #99243)

[Joseph Huber via libcxx-commits]

jhuber6 wrote:

> Looks like I reviewed those changes as part of #99259.

Updated to remove the config, I think it's fair to check for this specifically because we do the same for Apple, Hurd, and OpenBSD.

https://github.com/llvm/llvm-project/pull/99243