https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86091
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- I can't reproduce the slowness. > /usr/bin/time g++-8 t.C -std=gnu++1z -Wall -Wextra 0.23user 0.04system 0:00.27elapsed 99%CPU (0avgtext+0avgdata 44028maxresident)k 0inputs+1568outputs (0major+14354minor)pagefaults 0swaps > /usr/bin/time g++-8 t.C -std=gnu++1z -Wall -Wextra -DBUG 0.18user 0.03system 0:00.22elapsed 100%CPU (0avgtext+0avgdata 30476maxresident)k 0inputs+1408outputs (0major+10204minor)pagefaults 0swaps
