https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121064
--- Comment #3 from Xi Ruoyao <xry111 at gcc dot gnu.org> --- (In reply to Xi Ruoyao from comment #2) > I tried to reproduce the issue by mimicking what the test does, but I get: Note that I've already commented out "check_optflags -fno-tree-vectorize" before building ffmpeg.