gcc/testsuite/gcc.dg/torture/pr35400.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wtype-limits" } */
   3
   4 struct A
   5 {
   6   struct A *p;
   7 };
   8
   9 int foo(const struct A *q)
  10 {
  11   return q->p == q;
  12 }
  13
  14 void bar(int);
  15
  16 void baz()
  17 {
  18   struct A a;
  19
  20   while (foo(&a))
  21     bar(foo(&a));
  22 }