3 #![feature(specialization)] //~ WARN the feature `specialization` is incomplete
13 impl<'a> WithAssoc for &'a () {
17 struct Cloned<I>(#[allow(unused_tuple_struct_fields)] I);
19 impl<'a, I, T: 'a> Iterator for Cloned<I>
20 where I: WithAssoc<Item=&'a T>, T: Clone
25 impl<'a, I, T: 'a> Iterator for Cloned<I>
26 where I: WithAssoc<Item=&'a T>, T: Copy