https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78870
--- Comment #10 from niXman <i.nixman at autistici dot org> --- (In reply to Jonathan Wakely from comment #9) > There's a patch at https://gcc.gnu.org/ml/libstdc++/2017-02/msg00041.html > > I haven't reviewed or tested it yet. https://gcc.gnu.org/ml/gcc-patches/2017-03/msg00772.html Tested on i686/x86_64-MinGW-W64 and x86_64-linux-gnu.