[libcxx-commits] [libcxx] [libc++] Introduce ABI sensitive areas to avoid requiring _LIBCPP_HIDE_FROM_ABI everywhere (PR #131156)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Chiming in after the fact, but I think I agree this should be reverted. Thanks for handling it folks. We'll figure out a path forward which will probably require a Clang change, but we can do that without pressure once this has been reverted.

https://github.com/llvm/llvm-project/pull/131156