1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-fre1" } */
       3  
       4  int foo(int *p, int b, float *q)
       5  {
       6    int tem;
       7    if (b)
       8      {
       9        *q = 0;
      10        tem = *p;
      11      }
      12    else
      13      {
      14        *q = 1;
      15        tem = *p;
      16      }
      17    return *p - tem;
      18  }
      19  
      20  /* { dg-final { scan-tree-dump "return 0;" "fre1" } } */