[libcxx-commits] [libcxx] [libc++] Remove unused implementation details (PR #100685)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Just to err on the side of caution, can you check when we stopped referencing this to ensure this was intentional? Ideally it would be in the PR description so we just have to double-check the archeology :)

https://github.com/llvm/llvm-project/pull/100685