[libcxx-commits] [libcxx] [libcxxabi] [libunwind] [CMake] Handle multiple flags in ADDITIONAL_COMPILE_FLAGS properly (PR #112703)

[Stephanos Ioannidis via libcxx-commits]

stephanosio wrote:

@ldionne Thanks for clarifying. I will close this since `{LIBCXX,LIBCXXABI,LIBUNWIND}_ADDITIONAL_COMPILE_FLAGS` was never meant to take space-separated compile flags.

https://github.com/llvm/llvm-project/pull/112703