| // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // pretty-expanded FIXME #23616 |
| |
| pub struct Foo; |
| |
| pub trait Bar { |
| fn bar(&self); |
| } |
| |
| pub trait Baz { |
| fn baz(&self) { } |
| } |
| |
| impl<T: Baz> Bar for T { |
| fn bar(&self) {} |
| } |
| |
| impl Baz for Foo {} |
| |
| pub fn foo(t: Box<Foo>) { |
| t.bar(); // ~Foo doesn't implement Baz |
| (*t).bar(); // ok b/c Foo implements Baz |
| } |
| |
| fn main() {} |
