tests/ui/span/E0072.rs - rust-lang/rust - Git at Google

 struct ListNode { //~ ERROR has infinite size
     head: u8,
     tail: Option<ListNode>,
 }

 fn main() {
 }
	struct ListNode { //~ ERROR has infinite size
	head: u8,
	tail: Option<ListNode>,
	}

	fn main() {
	}