gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/950607-2.c

   1 typedef struct {
   2   long int p_x, p_y;
   3 } Point;
   4
   5 int
   6 f (Point basePt, Point pt1, Point pt2)
   7 {
   8   long long vector;
   9
  10   vector =
  11     (long long) (pt1.p_x - basePt.p_x) * (long long) (pt2.p_y - basePt.p_y) -
  12       (long long) (pt1.p_y - basePt.p_y) * (long long) (pt2.p_x - basePt.p_x);
  13
  14   if (vector > (long long) 0)
  15     return 0;
  16   else if (vector < (long long) 0)
  17     return 1;
  18   else
  19     return 2;
  20 }
  21
  22 main ()
  23 {
  24   Point b, p1, p2;
  25   int answer;
  26
  27   b.p_x = -23250;
  28   b.p_y = 23250;
  29
  30   p1.p_x = 23250;
  31   p1.p_y = -23250;
  32
  33   p2.p_x = -23250;
  34   p2.p_y = -23250;
  35
  36   answer = f (b, p1, p2);
  37
  38   if (answer != 1)
  39     abort ();
  40   exit (0);
  41 }