| // Copyright 2016 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. |
| |
| #![feature(rustc_attrs)] |
| |
| trait Trait { |
| type Type; |
| } |
| |
| impl<'a> Trait for &'a () { |
| type Type = u32; |
| } |
| |
| #[rustc_mir] |
| fn foo<'a>(t: <&'a () as Trait>::Type) -> <&'a () as Trait>::Type { |
| t |
| } |
| |
| #[rustc_mir] |
| fn main() { |
| assert_eq!(foo(4), 4); |
| } |
