https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63379
--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to clyon from comment #8) > After this commit, I've noticed that this new test appears as FAIL on target > aarch64_be-none-linux-gnu. > > My gcc.log shows: > PASS: gcc.dg/vect/pr63379.c (test for excess errors) > > *** EXIT code 4242 > emu: host signal 6 > FAIL: gcc.dg/vect/pr63379.c execution test > > I'm using qemu as execution engine. Maybe you run into known reduction endianess dependence issues here (as you are on big-endian). Who knows...