[libcxx-commits] [libcxx] [libcxx] Passthrough the necessary CMake variables to benchmarks (PR #116644)

[Louis Dionne via libcxx-commits]

ldionne wrote:

This LGTM. Sorry for the delay, I am at a C++ Committee Meeting this week and things are much more hectic than usual over here (stuff rushing for the C++26 deadline), so I haven't had time to do any code review.

https://github.com/llvm/llvm-project/pull/116644