[llvm-branch-commits] [libcxx] [libcxx] Include __fwd/span.h in <mdspan> (PR #142925)

[Aiden Grossman via llvm-branch-commits]

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@@ -451,6 +451,7 @@ namespace std {
 
 #  if _LIBCPP_STD_VER >= 23
 #    include <__fwd/mdspan.h>
+#    include <__fwd/span.h>
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boomanaiden154 wrote:

Filed the LWG issue (4275) and added a comment.

https://github.com/llvm/llvm-project/pull/142925