1 // Copyright 2012 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 // Make sure #1399 stays fixed
13 #![allow(unknown_features)]
14 #![feature(box_syntax)]
16 struct A { a: Box<isize> }
19 fn invoke<F>(f: F) where F: FnOnce() { f(); }
20 let k: Box<_> = box 22;
21 let _u = A {a: k.clone()};
22 invoke(|| println!("{}", k.clone()) )