https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112435
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |needs-bisection, | |needs-reduction Target Milestone|--- |14.0 Status|UNCONFIRMED |NEW Ever confirmed|0 |1 --- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Confirmed. The problem is: if (INTVAL (operands[3]) == 2 && !<mask_applied>) return "vblendps\t{$240, %2, %1, %0|%0, %1, %2, 240}"; vblendps only supports up to %ymm15 ... The error message is not so good though.