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 #![feature(fn_traits)]
13 struct closure_box<'a> {
14 cl: Box<FnMut() + 'a>,
17 fn box_it<'r>(x: Box<FnMut() + 'r>) -> closure_box<'r> {
24 box_it(Box::new(|| i += 1)) //~ ERROR `i` does not live long enough
26 cl_box.cl.call_mut(());