/* A class with no default constructor */
class foo {
  foo() { }
  foo(foo) { }
};
fun operator=(foo! me,foo) -> foo! { return me; }

/* A struct with a member with no default constructor */
struct bar {
  foo f;
};

fun main() -> int@ {
  let b = @bar();
  let c = @bar();
  c = b;
  return 0;
}