[Bug c++/117966] [12/13/14/15 regression] constexpr std::span construction fails to compile with D_GLIBCXX_DEBUG

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117966

--- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Patch: https://gcc.gnu.org/pipermail/gcc-patches/2024-December/671251.html