gcc/testsuite/gcc.c-torture/execute/pr43008.c

   1 int i;
   2 struct X {
   3   int *p;
   4 };
   5 struct X * __attribute__((malloc))
   6 my_alloc (void)
   7 {
   8   struct X *p = __builtin_malloc (sizeof (struct X));
   9   p->p = &i;
  10   return p;
  11 }
  12 extern void abort (void);
  13 int main()
  14 {
  15   struct X *p, *q;
  16   p = my_alloc ();
  17   q = my_alloc ();
  18   *(p->p) = 1;
  19   *(q->p) = 0;
  20   if (*(p->p) != 0)
  21     abort ();
  22   return 0;
  23 }