1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-evrp -fno-tree-ccp -fno-tree-forwprop -fno-tree-fre" } */
       3  
       4  void kill (void);
       5  
       6  int f(int c){
       7    c |= 1;
       8    if (c == 0)
       9      kill ();
      10  
      11    return c;
      12  }
      13  
      14  /* { dg-final { scan-tree-dump-not "kill" "evrp" } }  */