https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80377
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Can't reproduce: $ ./xgcc -B ./ -S -g3 -O3 -std=c99 -march=native -mavx512 pr80377.c xgcc: error: unrecognized command line option ‘-mavx512’; did you mean ‘-mavx512f’? $ gcc -S -g3 -O3 -std=c99 -march=native -mavx512 pr80377.c gcc: error: unrecognized command line option ‘-mavx512’; did you mean ‘-mavx512f’? The first one is with current gcc trunk, the second one with Fedora gcc-6.3.1-1.fc25.x86_64.