[libcxx-commits] [libcxx] [libc++][NFC] Use __constexpr_memmove instead of copy_n in <__string/char_traits.h> (PR #85920)

[Mark de Wever via libcxx-commits]

https://github.com/mordante approved this pull request.

LGTM! +1 to what Louis said.

https://github.com/llvm/llvm-project/pull/85920