[libcxx-commits] [libcxx] [libc++] Add `__exchange` as a C++11 utility (PR #187953)

[Christopher Di Bella via libcxx-commits]

cjdb wrote:

Okay, thanks for your feedback. I've removed `std::__move_and_reset`. We can always add it at a later point if necessary.

https://github.com/llvm/llvm-project/pull/187953