1  /* PR tree-optimization/104639 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -fno-tree-pre -g -fdump-tree-optimized" } */
       4  /* { dg-final { scan-tree-dump-not "PHI <" "optimized" } } */
       5  /* { dg-final { scan-tree-dump-times "x_\[0-9]*\\\(D\\\) != 42;" 1 "optimized" } } */
       6  /* { dg-final { scan-tree-dump-times "y_\[0-9]*\\\(D\\\) > 6;" 1 "optimized" } } */
       7  /* { dg-final { scan-tree-dump-times "z_\[0-9]*\\\(D\\\) > 9;" 1 "optimized" } } */
       8  /* { dg-final { scan-tree-dump-times "u_\[0-9]*\\\(D\\\) <= 7;" 1 "optimized" } } */
       9  /* { dg-final { scan-tree-dump-times "v_\[0-9]*\\\(D\\\) <= 42;" 1 "optimized" } } */
      10  
      11  int
      12  f1 (int x)
      13  {
      14    if (x == 4)
      15      x = 6;
      16    int xd = x;
      17    return x != 42;
      18  }
      19  
      20  int
      21  f2 (int y)
      22  {
      23    if (y == 4)
      24      y = 6;
      25    int yd = y;
      26    return y > 6;
      27  }
      28  
      29  int
      30  f3 (int z)
      31  {
      32    if (z == 4)
      33      z = 6;
      34    int zd = z;
      35    return z >= 10;
      36  }
      37  
      38  int
      39  f4 (int u)
      40  {
      41    if (u == 4)
      42      u = 6;
      43    int ud = u;
      44    return u < 8;
      45  }
      46  
      47  int
      48  f5 (int v)
      49  {
      50    if (v == 4)
      51      v = 6;
      52    int vd = v;
      53    return v <= 42;
      54  }