2 #![allow(unused_variables)]
3 // pretty-expanded FIXME #23616
5 use std::default::Default;
7 struct X { pub x: usize }
14 struct Y<T> { pub y: T }
15 impl<T: Default> Default for Y<T> {
16 fn default() -> Y<T> {
17 Y { y: Default::default() }
22 let X { x: _ } = Default::default();
23 let Y { y: X { x } } = Default::default();