| // Copyright 2013 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. |
| |
| /* |
| |
| #5008 cast to &Trait causes code to segfault on method call |
| |
| It fixes itself if the &Trait is changed to @Trait. |
| */ |
| |
| trait Debuggable { |
| fn debug_name(&self) -> String; |
| } |
| |
| #[derive(Clone)] |
| struct Thing { |
| name: String, |
| } |
| |
| impl Thing { |
| fn new() -> Thing { Thing { name: "dummy".to_string() } } |
| } |
| |
| impl Debuggable for Thing { |
| fn debug_name(&self) -> String { self.name.clone() } |
| } |
| |
| fn print_name(x: &Debuggable) |
| { |
| println!("debug_name = {}", x.debug_name()); |
| } |
| |
| pub fn main() { |
| let thing = Thing::new(); |
| print_name(&thing as &Debuggable); |
| } |
