gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/pr25737.c

   1 extern void abort (void);
   2
   3 struct delay_block {
   4   struct delay_block *succ;
   5 };
   6
   7 static struct delay_block Timer_Queue;
   8
   9 struct delay_block* time_enqueue (struct delay_block *d)
  10 {
  11   struct delay_block *q = Timer_Queue.succ;
  12   d->succ =  (void *)0;
  13   return Timer_Queue.succ;
  14 }
  15
  16 int main(void)
  17 {
  18   Timer_Queue.succ = &Timer_Queue;
  19   if (time_enqueue (&Timer_Queue) != (void*)0)
  20     abort ();
  21   return 0;
  22 }
  23