http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57777
--- Comment #7 from Julian Ospald <julian.ospald at googlemail dot com> --- (In reply to Jakub Jelinek from comment #6) > Created attachment 30425 [details] > gcc49-pr57777.patch > > Untested fix. I have tested that patch on gcc-4.8 and was able to compile the python module successfully with "-march=core-avx2 -O3". gcc-4.8 is affected as well without that patch, as the title correctly says.