[libcxx-commits] [libcxx] [libc++] Switch experimental library macros to 0/1 macros (PR #124030)

[Nick Desaulniers via libcxx-commits]

nickdesaulniers wrote:

Thanks! The triple negatives in the PSTL macro took longer than 1 second to parse, so happy to see those identifiers renamed!

https://github.com/llvm/llvm-project/pull/124030