1  int
       2  foo1 (value)
       3       long long value;
       4  {
       5    register const long long constant = 0xc000000080000000LL;
       6  
       7    if (value < constant)
       8      return 1;
       9    else
      10      return 2;
      11  }
      12  
      13  int
      14  foo2 (value)
      15       unsigned long long value;
      16  {
      17    register const unsigned long long constant = 0xc000000080000000LL;
      18  
      19    if (value < constant)
      20      return 1;
      21    else
      22      return 2;
      23  }
      24  
      25  main ()
      26  {
      27    unsigned long long value = 0xc000000000000001LL;
      28    int x, y;
      29  
      30    x = foo1 (value);
      31    y = foo2 (value);
      32    if (x != y || x != 1)
      33      abort ();
      34    exit (0);
      35  }