Subversion Repositories openrisc

/* { dg-do run } */

/* { dg-options "-O1 " } */

extern void abort (void);

static void __attribute__((always_inline))

reverse(int *first, int *last)

{

  if (first == last--)

    return;

  while (first != last)

    {

      int t = *first;

      *first = *last;

      *last = t;

      if (++first == last--)

        break;

    }

}

int main()

{

  int seq[] = { 1, 2, 3, 4, 5, 6, 7, 8 };

  reverse(seq, seq + 8);

  if (seq[3] != 5 || seq[4] != 4)

    abort ();

  return 0;

}