1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  extern void bar (void);
       5  
       6  /* Case 181 is not in the range for 'char'.  */
       7  void
       8  foo1 (char *buf)
       9  {
      10    int x = *buf;
      11    switch (x)
      12      {
      13      case -76:
      14      case 65:
      15      case 181:
      16        bar();
      17      }
      18  }
      19  
      20  /* All cases are below the range of char.  */
      21  void
      22  foo2 (char *buf)
      23  {
      24    int x = *buf;
      25    switch (x)
      26      {
      27      case -150:
      28      case -140:
      29      case -130:
      30        bar();
      31      }
      32  }
      33  
      34  /* All cases are above the range of char.  */
      35  void
      36  foo3 (char *buf)
      37  {
      38    int x = *buf;
      39    switch (x)
      40      {
      41      case 130:
      42      case 140:
      43      case 150: /* This case is not in the range for 'char'.  */
      44        bar();
      45      }
      46  }
      47  
      48  /* The bounding cases are partially out of range for char.  */
      49  void
      50  foo4 (char *buf)
      51  {
      52    int x = *buf;
      53    switch (x)
      54      {
      55      case -130 ... -120:
      56      case 100:
      57      case 120 ... 130:
      58        bar();
      59      }
      60  }
      61