[libcxx-commits] [libcxx] [libc++] std::atomic primary template should not have a `difference_type` member type (PR #123236)

[Damien L-G via libcxx-commits]

dalg24 wrote:

> The implementation changes look good, but I haven't looked closely at the test yet.

Would you give me some directions on how to approach the cxx03 failures?
`<atomic>` is C++11.  Should I just add `// UNSUPPORTED: c++03` directives where I got failures?

https://github.com/llvm/llvm-project/pull/123236