gcc/testsuite/gcc.dg/vect/nodump-forwprop-22.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_double } */
   3 /* { dg-require-effective-target vect_perm } */
   4 /* { dg-additional-options "-fdump-tree-cddce1 -fno-tree-fre" } */
   5
   6 typedef double vec __attribute__((vector_size (2 * sizeof (double))));
   7 void f (vec *px, vec *y, vec *z)
   8 {
   9   vec x = *px;
  10   vec t1 = { x[1], x[0] };
  11   vec t2 = { x[0], x[1] };
  12   *y = t1;
  13   *z = t2;
  14 }
  15
  16 /* Optimization in forwprop1, cleanup in cddce1.  */
  17
  18 /* { dg-final { scan-tree-dump-times "VEC_PERM_EXPR" 1 "cddce1" } } */
  19 /* { dg-final { scan-tree-dump-not "BIT_FIELD_REF" "cddce1" } } */