[libcxx-commits] [libcxx] [libc++] Build the library with C++26 (PR #181021)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Quick update, but I think the approach I am currently taking in the patch requires CMake 3.28, otherwise CMake sets `-std=gnu++17` *after* we set `-std=c++26` and there's no way (I could find) to stop that. As a result, I am pursuing the RFC again.

https://github.com/llvm/llvm-project/pull/181021