1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 #![feature(box_syntax)]
13 use std::marker::PhantomFn;
15 trait A<T> : PhantomFn<(Self,T)> { }
16 struct B<'a, T>(&'a (A<T>+'a));
18 trait X : PhantomFn<Self> {}
19 impl<'a, T> X for B<'a, T> {}
21 fn g<'a, T: 'static>(v: Box<A<T>+'a>) -> Box<X+'static> {
22 box B(&*v) as Box<X> //~ ERROR cannot infer