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// https://github.com/rust-lang/rust/issues/23442
//@ check-pass
#![allow(dead_code)]
use std::marker::PhantomData;
pub struct UnionedKeys<'a,K>
where K: UnifyKey + 'a
{
table: &'a mut UnificationTable<K>,
root_key: K,
stack: Vec<K>,
}
pub trait UnifyKey {
type Value;
}
pub struct UnificationTable<K:UnifyKey> {
values: Delegate<K>,
}
pub struct Delegate<K>(PhantomData<K>);
fn main() {}
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