https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64865
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Casey Carter from comment #0) > * Close this bug report as WONTFIX since it is horrible design to specialize > std::allocator instead of declaring a new allocator type; given that > container implementations are free to rebind to a different specialization, > there is no guarantee that functionality added to a user-defined > specialization will even be used. This.