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issue-3979.rs
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issue-3979.rs
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// xfail-test
// Reason: ICE with explicit 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 Positioned {
fn SetX(&mut self, int);
fn X(&self) -> int;
}
#[allow(default_methods)]
trait Movable: Positioned {
fn translate(&mut self, dx: int) {
let x = self.X();
self.SetX(x + dx);
}
}
struct Point { x: int, y: int }
impl Positioned for Point {
fn SetX(&mut self, x: int) {
self.x = x;
}
fn X(&self) -> int {
self.x
}
}
impl Movable for Point;
pub fn main() {
let mut p = Point{ x: 1, y: 2};
p.translate(3);
assert p.X() == 4;
}