https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48101
Louis Dionne <ldionne.2 at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ldionne.2 at gmail dot com --- Comment #12 from Louis Dionne <ldionne.2 at gmail dot com> --- FWIW, we now consider it a bug in libc++ that we accept std::allocator<const T>, and we're trying to remove that "extension".