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// xfail-test
// xfail'd because of a problem with by-value self.
// Copyright 2012 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.
trait double {
fn double(self) -> uint;
}
impl double for uint {
fn double(self) -> uint { self }
}
impl double for @uint {
fn double(self) -> uint { *self * 2u }
}
pub fn main() {
let x = @3u;
assert!(x.double() == 6u);
}
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