old-autovect-branch/gcc/testsuite/gcc.c-torture/execute/20010717-1.c

   1 extern void abort (void);
   2
   3 int
   4 main ()
   5 {
   6   int i, j;
   7   unsigned long u, r1, r2;
   8
   9   i = -16;
  10   j = 1;
  11   u = i + j;
  12
  13   /* no sign extension upon shift */
  14   r1 = u >> 1;
  15   /* sign extension upon shift, but there shouldn't be */
  16   r2 = ((unsigned long) (i + j)) >> 1;
  17
  18   if (r1 != r2)
  19     abort ();
  20
  21   return 0;
  22 }