gcc/testsuite/gcc.dg/pr60485-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2" } */
   3
   4 extern void abort (void);
   5 struct S {
   6     int *i[4];
   7     int *p1;
   8     int *p2;
   9     int *p3;
  10     int *p4;
  11 };
  12 int **b;
  13 int main()
  14 {
  15   int i = 1;
  16   struct S s;
  17   s.p3 = &i;
  18   int **p;
  19   if (b)
  20     p = b;
  21   else
  22     p = &s.i[2];
  23   p += 4;
  24   if (!b)
  25     **p = 0;
  26   if (i != 0)
  27     abort ();
  28   return i;
  29 }