1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdisable-tree-evrp -fno-tree-fre -fdump-tree-vrp1 -fdisable-tree-ethread" } */
       3  
       4  void bar (void);
       5  int foo (int i, int j)
       6  {
       7    int res = 1;
       8    if (i < j)
       9      {
      10        /* We should be able to simplify the following conditional
      11           during propagation.  */
      12        if (i > j)
      13  	res = 0;
      14      }
      15    /* And compute res as having a value-range of [1,1].  */
      16    if (res)
      17      return i;
      18    return j;
      19  }
      20  
      21  /* { dg-final { scan-tree-dump-not "PHI" "vrp1" } } */
      22  /* { dg-final { scan-tree-dump-not "goto" "vrp1" } } */
      23  /* { dg-final { scan-tree-dump-not "if" "vrp1" } } */