| // Copyright 2012-2014 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 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // pretty-expanded FIXME #23616 |
| |
| #[cfg(feature = "use_core")] |
| extern crate core; |
| |
| #[macro_use] |
| extern crate derivative; |
| |
| use std::collections::hash_map::DefaultHasher; |
| |
| #[derive(Derivative)] |
| #[derivative(Hash)] |
| struct Foo { |
| x: isize, |
| y: isize, |
| z: isize |
| } |
| |
| #[test] |
| fn main() { |
| use std::hash::Hash; |
| let mut hasher = DefaultHasher::new(); |
| Foo { x: 0, y: 0, z: 0 }.hash(&mut hasher); |
| } |