// 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. fn main() { let x = box 1; let f: proc() = proc() { let _a = x; drop(x); //~^ ERROR: use of moved value: `x` }; f(); }