1  /* { dg-do compile } */
       2  /* { dg-require-effective-target vect_load_lanes } */
       3  
       4  struct s { int x[100]; };
       5  
       6  void
       7  f (struct s *s1, int a, int b)
       8  {
       9    for (int i = 0; i < 32; ++i)
      10      s1->x[a + i] = s1->x[b + i * 2] + s1->x[b + i * 3];
      11  }
      12  
      13  /* { dg-final { scan-tree-dump {flags: *[^\n]*MIXED_STEPS} "vect" } } */
      14  /* { dg-final { scan-tree-dump "using an address-based overlap test" "vect" } } */
      15  /* { dg-final { scan-tree-dump-not "using an index-based" "vect" } } */