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1 | // Copyright 2012 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 | ||
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11 | // Tests that you can use a fn lifetime parameter as part of |
12 | // the value for a type parameter in a bound. | |
223e47cc | 13 | |
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14 | trait GetRef<'a> { |
15 | fn get(&self) -> &'a isize; | |
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16 | } |
17 | ||
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18 | struct Box<'a> { |
19 | t: &'a isize | |
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20 | } |
21 | ||
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22 | impl<'a> GetRef<'a> for Box<'a> { |
23 | fn get(&self) -> &'a isize { | |
24 | self.t | |
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25 | } |
26 | } | |
27 | ||
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28 | impl<'a> Box<'a> { |
29 | fn or<'b,G:GetRef<'b>>(&self, g2: G) -> &'a isize { | |
85aaf69f | 30 | g2.get() |
3157f602 | 31 | //~^ ERROR E0312 |
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32 | } |
33 | } | |
34 | ||
35 | fn main() { | |
223e47cc | 36 | } |