[llvm-branch-commits] [libcxx] release/20.x: [libc++] Fix check for _LIBCPP_HAS_NO_WIDE_CHARACTERS in features.py (#131675) (PR #136449)

[via llvm-branch-commits]

llvmbot wrote:

@ldionne @mstorsjo What do you think about merging this PR to the release branch?

https://github.com/llvm/llvm-project/pull/136449