1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 #![feature(advanced_slice_patterns)]
13 #![feature(slice_patterns)]
14 #![feature(rustc_attrs)]
18 fn foo<T: Add<Output=T> + Clone>([x, y, z]: [T; 3]) -> (T, T, T) {
19 (x.clone(), x.clone() + y.clone(), x + y + z)
21 fn bar(a: &'static str, b: &'static str) -> [&'static str; 4] {
27 assert_eq!(foo([1, 2, 3]), (1, 3, 6));
29 let [a, b, c, d] = bar("foo", "bar");
35 let [a, _, _, d] = bar("baz", "foo");
39 let out = bar("baz", "foo");
40 let [a, xs.., d] = out;
42 assert_eq!(xs, ["foo", "foo"]);