1 // Copyright 2015 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(default_type_parameter_fallback)]
13 // An example from the RFC
14 trait Foo { fn takes_foo(&self); }
17 impl<T:Bar=usize> Foo for Vec<T> {
18 fn takes_foo(&self) {}
24 let x = Vec::new(); // x: Vec<$0>
25 x.takes_foo(); // adds oblig Vec<$0> : Foo