1  /* { dg-do compile } */
       2  /* { dg-options "-O -fdump-tree-forwprop1" } */
       3  
       4  int foo (double xx, double xy)
       5  {
       6    int p = xx < xy;
       7    int np = !p; 
       8    if (np)
       9      return 5;
      10    return 2;
      11  }
      12  
      13  /* { dg-final { scan-tree-dump "if \\\(x" "forwprop1" } } */