gcc/testsuite/gcc.c-torture/execute/960218-1.c

   1 int glob;
   2
   3 g (x)
   4 {
   5   glob = x;
   6   return 0;
   7 }
   8
   9 f (x)
  10 {
  11   int a = ~x;
  12   while (a)
  13     a = g (a);
  14 }
  15
  16 main ()
  17 {
  18   f (3);
  19   if (glob != -4)
  20     abort ();
  21   exit (0);
  22 }