1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fsched2-use-superblocks -fcompare-debug" } */
       3  
       4  int bar(void *);
       5  
       6  void foo (void *p)
       7  {
       8    int i = 1;
       9    while (i)
      10      i = bar (p);
      11  }