rust/src/test/compile-fail/trait-coercion-generic-bad.rs
Niko Matsakis 389ef6601d Implement multidispatch and conditional dispatch. Because we do not
attempt to preserve crate concatenation, this is a backwards compatible
change.

Conflicts:
	src/librustc/middle/traits/select.rs
2014-10-09 17:19:50 -04:00

31 lines
837 B
Rust

// 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.
struct Struct {
person: &'static str
}
trait Trait<T> {
fn f(&self, x: T);
}
impl Trait<&'static str> for Struct {
fn f(&self, x: &'static str) {
println!("Hello, {}!", x);
}
}
fn main() {
let s: Box<Trait<int>> = box Struct { person: "Fred" };
//~^ ERROR the trait `Trait<int>` is not implemented for the type `Struct`
s.f(1);
}