rust/src/test/run-pass/trait-cast-generic.rs
Raphael Catolino 1812a7b540 Remove unnecessary substitution of type params when generating
vtable methods before translating the ref to the method itself.
2014-01-08 00:56:16 +01:00

31 lines
782 B
Rust

// Copyright 2014 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.
// Testing casting of a generic Struct to a Trait with a generic method.
// This is test for issue 10955.
#[allow(unused_variable)];
trait Foo {
fn f<A>(a: A) -> A {
a
}
}
struct Bar<T> {
x: T,
}
impl<T> Foo for Bar<T> { }
pub fn main() {
let a = Bar { x: 1 };
let b = &a as &Foo;
}