[libcxx-commits] [libcxx] [FIX] Fix the function isctype failed in arm64-big-endian (PR #73200)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne requested changes to this pull request.

Can you point out what test fails without this patch and on what platform?

https://github.com/llvm/llvm-project/pull/73200