2 #![feature(type_alias_impl_trait)]
8 type Two<A: Debug, B> = impl Debug;
10 fn two<T: Debug + Copy, U>(t: T, u: U) -> Two<T, U> {
14 fn three<T: Debug, U>(t: T, t2: T, u: U) -> Two<T, U> {
18 fn four<T: Debug, U, V>(t: T, t2: T, u: U, v: V) -> Two<T, U> {
22 fn five<X, Y: Debug>(x: X, y: Y, y2: Y) -> Two<Y, X> {