tests/ui/binop/multiply-is-deref-on-rhs.rs - toolchain/rustc - Git at Google

 pub fn test(y: &i32) {
     let x;
     x = ()
     *y
     //~^ ERROR cannot multiply `()` by `&i32`
 }

 fn main() {}
	pub fn test(y: &i32) {
	let x;
	x = ()
	*y
	//~^ ERROR cannot multiply `()` by `&i32`
	}

	fn main() {}