// Copyright 2012 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. struct closure_box { cl: &fn(), } fn box_it(+x: &r/fn()) -> closure_box/&r { closure_box {cl: x} } fn call_static_closure(cl: closure_box/&static) { (cl.cl)(); } pub fn main() { let cl_box = box_it(|| debug!("Hello, world!")); call_static_closure(cl_box); }