[libcxx-commits] [libcxx] [libc++][concepts] P2404R3: Move-only types for equality_comparable_with, totally_ordered_with, and three_way_comparable_with (PR #99420)

[Christopher Di Bella via libcxx-commits]

cjdb wrote:

> > I'm inclined to suggest that we treat this as if it were a defect report, and backport this to C++20, so that we have a canonical definition of these concepts across standards. I think that will, in the long term, be more beneficial to users than having the concept change between standards.
> 
> I'm not sure if you meant "please do this" or "this is something we could consider".

Definitely the latter. We typically don't make unilateral decisions, and doing it for something like this would definitely be not okay.



https://github.com/llvm/llvm-project/pull/99420