gcc/testsuite/gcc.c-torture/execute/pr64756.c

   1 /* PR rtl-optimization/64756 */
   2
   3 int a, *tmp, **c = &tmp;
   4 volatile int d;
   5 static int *volatile *e = &tmp;
   6 unsigned int f;
   7
   8 static void
   9 fn1 (int *p)
  10 {
  11   int g;
  12   for (; f < 1; f++)
  13     for (g = 1; g >= 0; g--)
  14       {
  15         d || d;
  16         *c = p;
  17
  18         if (tmp != &a)
  19           __builtin_abort ();
  20
  21         *e = 0;
  22       }
  23 }
  24
  25 int
  26 main ()
  27 {
  28   fn1 (&a);
  29   return 0;
  30 }