[libcxx-commits] [libcxx] [libcxx][NFC] Address -Wmicrosoft-cast in MSVC's exception_ptr (PR #210570)

[Petr Hosek via libcxx-commits]

petrhosek wrote:

> Most LGTM. The PR title looks a bit ambiguous to me. Perhaps it's better to clarify that we're using `reinterpret_cast` properly instead of using `#pragma clang diagnostic ignored`.

Done.

https://github.com/llvm/llvm-project/pull/210570