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.
12 // We'd previously ICE if we had a method call whose return
13 // value was coerced to a trait object. (v.clone() returns Box<B1>
14 // which is coerced to Box<A>).
16 // pretty-expanded FIXME #23616
18 #![allow(unknown_features)]
19 #![feature(box_syntax)]
24 trait A { fn foo(&self) {} }
28 let v: Box<_> = box B1;
29 let _c: Box<A> = v.clone();