[libcxx-commits] [libcxx] [libc++] Added `[[nodiscard]]` to `fstream.native_handle`, `span.at` and `in/out_ptr` (PR #167097)

[Nikolas Klauser via libcxx-commits]

https://github.com/philnik777 requested changes to this pull request.


https://github.com/llvm/llvm-project/pull/167097