https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113144
--- Comment #11 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Zdenek Sojka from comment #10) > Created attachment 57009 [details] > simpler testcase using _BitInt() > > $ x86_64-pc-linux-gnu-gcc -O3 -mavx2 testcase.c > testcase.c: In function 'foo': > testcase.c:5:1: error: dominator of 24 should be 57, not 12 > 5 | foo (void) > | ^~~ > testcase.c:5:1: error: dominator of 25 should be 57, not 12 > during GIMPLE pass: vect > testcase.c:5:1: internal compiler error: in verify_dominators, at > dominance.cc:1194 > 0x742528 verify_dominators(cdi_direction) > ... that might be a different issue ...