https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93430
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Reduced testcase -O2 -mavx2: typedef double V __attribute__((vector_size (4 * sizeof (double)))); typedef long long VI __attribute__((vector_size (4 * sizeof (long long)))); #if __SIZEOF_DOUBLE__ == __SIZEOF_LONG_LONG__ void foo (V *x, V *y) { y[0] = __builtin_shuffle (x[0], x[0], (VI) { 0, 0, 0, 0 }); } #endif