[libcxx-commits] [libcxx] [llvm] [libc++] Optionally support filecheck-based tests (PR #165769)

[Michael Buch via libcxx-commits]

Michael137 wrote:

For reference on how LLDB tests are planning on make use of it see the second commit in https://github.com/llvm/llvm-project/pull/187677

https://github.com/llvm/llvm-project/pull/165769