3 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
4 // file at the top-level directory of this distribution and at
5 // http://rust-lang.org/COPYRIGHT.
7 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
8 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
9 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
10 // option. This file may not be copied, modified, or distributed
11 // except according to those terms.
14 #[allow(dead_assignment)];
19 let mut v = from_elem(0u, 0);
20 v = append(v, [4, 2]);
21 assert_eq!(from_fn(2, |i| 2*(i+1)), vec!(2, 4));