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/* { dg-do run } */

/* { dg-options "-O0" } */

extern void abort (void);

extern void exit (int);

/* Check that out-of-bounds case warnings work in the case that the

   testing expression is promoted.  */

int

foo1 (unsigned char i)

{

  switch (i)

    {

    case -1:   /* { dg-warning "case label value is less than minimum value for type" } */

      return 1;

    case 256:  /* { dg-warning "case label value exceeds maximum value for type" } */

      return 2;

    default:

      return 3;

    }

}

/* Like above, but for case ranges that need to be satured.  */

int

foo2 (unsigned char i)

{

  switch (i)

    {

    case -1 ... 1:   /* { dg-warning "lower value in case label range less than minimum value for type" } */

      return 1;

    case 254 ... 256:  /* { dg-warning "upper value in case label range exceeds maximum value for type" } */

      return 2;

    default:

      return 3;

    }

}

int

main (void)

{

  if (foo1 (10) != 3)

    abort ();

  if (foo2 (10) != 3)

    abort ();

  exit (0);

}