https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110280
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- See Also| |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=96463 --- Comment #9 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The creation of that VEC_PERM comes started at r13-1055-g494bec025002df422f2f (aka PR 96463). The VEC_PERM match-and-simplify was not updated for the new semantics it seems (it was added at r10-507-gebd733a78ccf ).