https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78483
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Also on_exit is not part of the C++ standard at all.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78483
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Also on_exit is not part of the C++ standard at all.