src/test/compile-fail/regions-static-bound.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

// Copyright 2015 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.

fn static_id<'a,'b>(t: &'a ()) -> &'static ()
    where 'a: 'static { t }
fn static_id_indirect<'a,'b>(t: &'a ()) -> &'static ()
    where 'a: 'b, 'b: 'static { t }
fn static_id_wrong_way<'a>(t: &'a ()) -> &'static () where 'static: 'a {
    t //~ ERROR cannot infer an appropriate lifetime
}

fn error(u: &(), v: &()) {
    static_id(&u); //~ ERROR cannot infer an appropriate lifetime
    static_id_indirect(&v); //~ ERROR cannot infer an appropriate lifetime
}

fn main() {}