[libcxx-commits] [libcxx] [libc++] Fix UB in filesystem::__copy for non-existent destination. (PR #87615)

[Rodrigo Salazar via libcxx-commits]

4-rodrigo-salazar wrote:

I've reviewed this change and it looks good to me. I'm not an approver in this repo though :)

Related, I have gone over the rest of file to find other potentially incorrect error_code paths in https://github.com/llvm/llvm-project/pull/88341 and found a couple more issues (less serious than the bug fix in this diff).



https://github.com/llvm/llvm-project/pull/87615