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1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
11 | trait NoLifetime { | |
12 | fn get<'p, T : Test<'p>>(&self) -> T; | |
13 | } | |
14 | ||
15 | trait Test<'p> { | |
16 | fn new(buf: &'p mut [u8]) -> Self; | |
17 | } | |
18 | ||
19 | struct Foo<'a> { | |
20 | buf: &'a mut [u8], | |
21 | } | |
22 | ||
23 | impl<'a> Test<'a> for Foo<'a> { | |
24 | fn new(buf: &'a mut [u8]) -> Foo<'a> { | |
25 | Foo { buf: buf } | |
26 | } | |
27 | } | |
28 | ||
29 | impl<'a> NoLifetime for Foo<'a> { | |
30 | fn get<'p, T : Test<'a>>(&self) -> T { | |
31 | //~^ ERROR lifetime parameters or bounds on method `get` do not match the trait declaration | |
32 | return *self as T; //~ ERROR non-scalar cast: `Foo<'a>` as `T` | |
33 | } | |
34 | } | |
35 | ||
36 | fn main() {} |