// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. #![feature(box_syntax,unboxed_closures)] fn to_fn_mut>(f: F) -> F { f } fn to_fn_once>(f: F) -> F { f } pub fn main() { let bar = box 3; let _g = to_fn_mut(|| { let _h = to_fn_once(move || -> isize { *bar }); //~ ERROR cannot move out of }); }