// 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. pub fn main() { #[deriving(ToStr)] struct Foo { foo: int, } let f = Foo { foo: 10 }; let _ = f.to_str(); }