2 // Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
3 // file at the top-level directory of this distribution and at
4 // http://rust-lang.org/COPYRIGHT.
6 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
7 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
8 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
9 // option. This file may not be copied, modified, or distributed
10 // except according to those terms.
12 use std::hash::{Hash, SipHasher};
14 // testing multiple separate deriving attributes
23 fn hash<T: Hash>(_t: &T) {}
26 let a = Foo {bar: 4, baz: -3};
28 a == a; // check for PartialEq impl w/o testing its correctness
29 a.clone(); // check for Clone impl w/o testing its correctness
30 hash(&a); // check for Hash impl w/o testing its correctness