tests/ui/unconditional-recursion.rs - external/github.com/dtolnay/thiserror - Git at Google

 use thiserror::Error;

 #[derive(Error, Debug)]
 #[error("{self}")]
 pub struct Error;

 fn main() {
     __FAIL__;
 }
	use thiserror::Error;

	#[derive(Error, Debug)]
	#[error("{self}")]
	pub struct Error;

	fn main() {
	__FAIL__;
	}