[Bug libstdc++/80251] Is the is_aggregate meta function missing?

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80251

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 41090
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41090&action=edit
gcc7-pr80251.patch

The compiler side (untested so far, except for make check-c++-all
RUNTESTFLAGS=dg.exp=is_aggr*).