gcc/testsuite/gcc.dg/torture/pr51245.c

   1 /* { dg-do compile } */
   2
   3 struct S { int s; } a, *b, **c;
   4 int d;
   5
   6 struct S
   7 foo (void)
   8 {
   9   struct S s = { 0 }, *e = &a;
  10   if (d)
  11     **c = *b;
  12   while (1)
  13     {
  14       *b = s;
  15       *e = *b;
  16       if (a.s)
  17         break;
  18     }
  19   return **c;
  20 }