https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89250
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- r265959 changed vectorized 2 loops to vectorized 3 loops. Let me bisect when it changed from 1 to 2. All on x86_64-linux -O3.