[libcxx-commits] [libcxx] [libcxx] Add span includes to some mdspan tests (PR #142693)

[Aiden Grossman via libcxx-commits]

boomanaiden154 wrote:

> I think the proper fix here is to #include <__fwd/span.h> in <mdspan>. AFAICT this also requires an LWG issue, since dynamic_extent is almost certainly supposed to be provided via <mdspan>, but I think it's not specified to be.

Is there something we can do in the short term to get this working? 5e19fd172063c8957a35c7fa3596620f79ebba97 did essentially what this patch is doing, but I'm pretty unfamiliar with how libc++ does development around WG21 decisions.



https://github.com/llvm/llvm-project/pull/142693