1  /* PR c/7652 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-Wimplicit-fallthrough" } */
       4  
       5  /* Another nested switch.  Check that we don't warn here.  */
       6  
       7  void
       8  f (int i)
       9  {
      10    int j = 0;
      11    switch (i)
      12      {
      13      case 0:
      14      case 1:
      15        j = 10;
      16        __attribute__((fallthrough));
      17      case 2:
      18        j += 10;
      19        break;
      20      case 3:
      21        switch (i)
      22  	{
      23  	case 5:
      24  	  j += 2;
      25  	  __attribute__((fallthrough));
      26  	case 6:
      27  	  j += 4;
      28  	  break;
      29  	}
      30     }
      31  }