2014-03-07 01:43:39 -06:00
|
|
|
// 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.
|
|
|
|
|
|
|
|
// Tests that you can use a fn lifetime parameter as part of
|
|
|
|
// the value for a type parameter in a bound.
|
|
|
|
|
|
|
|
trait GetRef<'a, T> {
|
|
|
|
fn get(&self) -> &'a T;
|
|
|
|
}
|
|
|
|
|
2014-08-27 20:46:52 -05:00
|
|
|
struct Box<'a, T:'a> {
|
2014-03-07 01:43:39 -06:00
|
|
|
t: &'a T
|
|
|
|
}
|
|
|
|
|
|
|
|
impl<'a,T:Clone> GetRef<'a,T> for Box<'a,T> {
|
|
|
|
fn get(&self) -> &'a T {
|
|
|
|
self.t
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-01-08 04:54:35 -06:00
|
|
|
fn get<'a,'b,G:GetRef<'a, isize>>(g1: G, b: &'b isize) -> &'b isize {
|
2015-01-12 00:01:44 -06:00
|
|
|
g1.get()
|
2016-05-21 07:32:40 -05:00
|
|
|
//~^ ERROR E0312
|
2014-03-07 01:43:39 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
fn main() {
|
|
|
|
}
|