1  /* { dg-do compile } */
       2  /* { dg-additional-options "-msse -fdump-tree-slp2-details" } */
       3  
       4  struct S { double a, b; } s;
       5  
       6  void
       7  foo (double a, double b)
       8  {
       9    s.a = a;
      10    s.b = b;
      11  }
      12  
      13  /* { dg-final { scan-tree-dump "basic block part vectorized" "slp2" } } */