1 // Copyright 2016 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.
13 fn wait(&self) where Self: Sized;
16 impl Future for Box<Future> {
21 //use private::Future;
23 fn bar(arg: Box<private::Future>) {
25 //~^ ERROR the `wait` method cannot be invoked on a trait object