[libcxx] [libcxxabi] [llvm] Adding Separate OpenMP Offloading Backend to `libcxx/include/__algorithm/pstl_backends` (PR #66968)

[Johannes Doerfert via llvm-commits]

jdoerfert wrote:

Thanks a lot!

Bots seem clean, right?

FWIW, I can (re-)run stuff on linux machines, at least try. We also have people, incl. a GSOC student who will pick this up now.

https://github.com/llvm/llvm-project/pull/66968