[Bug libstdc++/70940] pmr::resource_adaptor requires optional allocator requirements and incorrectly aligns returned pointers.

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70940

--- Comment #14 from Jonathan Wakely <redi at gcc dot gnu.org> ---
P.S. if that failure only appeared recently it would be more useful to mail the
libstdc++ list than to add a comment to an old bug that hasn't been touched in
years.