[llvm-branch-commits] [libcxx] release/18.x: [libc++] Fix -Wgnu-include-next in stddef.h (#88214) (PR #88419)

[Louis Dionne via llvm-branch-commits]

ldionne wrote:

I don't think a release note is necessary here because we introduced the "bug" and fixed it in the same point-release. So from the user's perspective there was no issue introduced.

https://github.com/llvm/llvm-project/pull/88419