1  /* { dg-options "-Og -fPIC -fschedule-insns2 -fselective-scheduling2 -fno-tree-fre --param=max-sched-extend-regions-iters=10" } */
       2  /* { dg-require-effective-target scheduling } */
       3  /* { dg-require-effective-target fpic } */
       4  void bar (unsigned int);
       5  
       6  void
       7  foo (void)
       8  {
       9    char buf[1] = { 3 };
      10    const char *p = buf;
      11    const char **q = &p;
      12    unsigned int ch;
      13    switch (**q)
      14      {
      15      case 1:  ch = 5; break;
      16      case 2:  ch = 4; break;
      17      case 3:  ch = 3; break;
      18      case 4:  ch = 2; break;
      19      case 5:  ch = 1; break;
      20      default: ch = 0; break;
      21      }
      22    bar (ch);
      23  }