https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78996
--- Comment #2 from Tim Shen <timshen at gcc dot gnu.org> --- Author: timshen Date: Thu Jan 5 03:18:17 2017 New Revision: 244092 URL: https://gcc.gnu.org/viewcvs?rev=244092&root=gcc&view=rev Log: 2017-01-05 Tim Shen <tims...@google.com> PR libstdc++/78996 * include/std/variant (__gen_vtable_impl): rename __unused to __dimensions to avoid naming conflict. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/include/std/variant