Sized bound on Function

main.rs

use std::marker::Sized;

struct Tee;

trait T: {
	fn foo(&self) {
		bar(&self)
	}
}

fn bar<T: Sized>(x: &T) {}

fn baz(x: Box<T>) {
	x.foo();
}

impl T for Tee {}

fn main() {
	let tee = Tee;
	baz(Box::new(tee));
}