Subversion Repositories openrisc

#define S (sizeof (int))

unsigned int c[624];

void __attribute__((noinline))

bar (void)

{

  unsigned int i;

  /* Obfuscated c[i] = c[i-1] * 2.  */

  for (i = 1; i < 624; ++i)

    *(unsigned int *)((void *)c + (__SIZE_TYPE__)i * S)

        = 2 * *(unsigned int *)((void *)c + ((__SIZE_TYPE__)i +

                                             ((__SIZE_TYPE__)-S)/S) * S);

}

extern void abort (void);

int

main()

{

  unsigned int i, j;

  for (i = 0; i < 624; ++i)

    c[i] = 1;

  bar();

  j = 1;

  for (i = 0; i < 624; ++i)

    {

      if (c[i] != j)

        abort ();

      j = j * 2;

    }

  return 0;

}