https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80939
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Tue Jul 25 18:04:32 2017 New Revision: 250533 URL: https://gcc.gnu.org/viewcvs?rev=250533&root=gcc&view=rev Log: PR libstdc++/80939 Remove unmeetable constexpr specifiers Backport from mainline 2017-06-02 Jonathan Wakely <jwak...@redhat.com> PR libstdc++/80939 * include/std/variant (__erased_ctor, __erased_assign, __erased_swap) (__erased_hash): Remove constexpr specifier and qualify calls to __ref_cast. (__erased_dtor): Remove constexpr specifier and use _Destroy. Modified: branches/gcc-7-branch/libstdc++-v3/ChangeLog branches/gcc-7-branch/libstdc++-v3/include/std/variant
