1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fsched2-use-superblocks -g -w" } */
       3  /* { dg-options "-O2 -fsched2-use-superblocks -g -mbackchain" { target s390*-*-* } } */
       4  /* { dg-require-effective-target scheduling } */
       5  
       6  void *
       7  foo (int offset)
       8  {
       9    switch (offset)
      10      {
      11      case 0:
      12        return __builtin_return_address (0);
      13      case 1:
      14        return __builtin_return_address (1);
      15      case 2:
      16        return __builtin_return_address (2);
      17      case 3:
      18        return __builtin_return_address (3);
      19      case 4:
      20        return __builtin_return_address (4);
      21      }
      22    return 0;
      23  }