https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103094
--- Comment #3 from Tamar Christina <tnfchris at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #2) > (In reply to Tamar Christina from comment #1) > > Looks like it's wrong from expand already, it's expanding into overlapping > > registers. > > Maybe a dup of bug 101529? hmm didn't know about that ticket, will have a look at stage 3, but this is likely unrelated. I think this is related to the new packed vector modes added last night to handle the structure intrinsics (st[1,2,3,4] etc).