1  /* PR tree-optimization/51466 */
       2  
       3  extern void abort (void);
       4  
       5  __attribute__((noinline, noclone)) int
       6  foo (int i)
       7  {
       8    volatile int v[4];
       9    int *p;
      10    v[i] = 6;
      11    p = (int *) &v[i];
      12    return *p;
      13  }
      14  
      15  __attribute__((noinline, noclone)) int
      16  bar (int i)
      17  {
      18    volatile int v[4];
      19    int *p;
      20    v[i] = 6;
      21    p = (int *) &v[i];
      22    *p = 8;
      23    return v[i];
      24  }
      25  
      26  __attribute__((noinline, noclone)) int
      27  baz (int i)
      28  {
      29    volatile int v[4];
      30    int *p;
      31    v[i] = 6;
      32    p = (int *) &v[0];
      33    *p = 8;
      34    return v[i];
      35  }
      36  
      37  int
      38  main ()
      39  {
      40    if (foo (3) != 6 || bar (2) != 8 || baz (0) != 8 || baz (1) != 6)
      41      abort ();
      42    return 0;
      43  }