// 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. use std::thread; pub fn main() { thread::spawn(move|| child(10)).join().ok().unwrap(); } fn child(i: isize) { println!("{}", i); assert!((i == 10)); }