1  /* PR tree-optimization/59358 */
       2  
       3  __attribute__((noinline, noclone)) int
       4  foo (int *x, int y)
       5  {
       6    int z = *x;
       7    if (y > z && y <= 16)
       8      while (y > z)
       9        z *= 2;
      10    return z;
      11  }
      12  
      13  int
      14  main ()
      15  {
      16    int i;
      17    for (i = 1; i < 17; i++)
      18      {
      19        int j = foo (&i, 16);
      20        int k;
      21        if (i >= 8 && i <= 15)
      22  	k = 16 + (i - 8) * 2;
      23        else if (i >= 4 && i <= 7)
      24  	k = 16 + (i - 4) * 4;
      25        else if (i == 3)
      26  	k = 24;
      27        else
      28  	k = 16;
      29        if (j != k)
      30  	__builtin_abort ();
      31        j = foo (&i, 7);
      32        if (i >= 7)
      33  	k = i;
      34        else if (i >= 4)
      35  	k = 8 + (i - 4) * 2;
      36        else if (i == 3)
      37  	k = 12;
      38        else
      39  	k = 8;
      40        if (j != k)
      41  	__builtin_abort ();
      42      }
      43    return 0;
      44  }