1  /* { dg-do compile } */
       2  /* { dg-options "-O -fdump-tree-optimized" } */
       3  
       4  int f(int x){return x*7==17;}
       5  int g(int x){return x*3==15;}
       6  
       7  /* { dg-final { scan-tree-dump "return 0;" "optimized" } } */
       8  /* { dg-final { scan-tree-dump "== 5;" "optimized" } } */