1  /* PR tree-optimization/93820 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2 -fno-tree-dse" } */
       4  
       5  typedef int v4si __attribute__((vector_size(4 * sizeof (int))));
       6  int a[10];
       7  
       8  __attribute__((noipa)) int
       9  foo (int *p)
      10  {
      11    a[6] = *p;
      12    a[4] = 1;
      13    *(((v4si *)&a[0]) + 1) = (v4si) { 0, 0, 0, 0 };
      14    a[3] = 0;
      15  }
      16  
      17  int
      18  main ()
      19  {
      20    int i = 0;
      21    foo (&i);
      22    for (i = 0; i < 10; i++)
      23      if (a[i])
      24        __builtin_abort ();
      25    return 0;
      26  }