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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 | // Test that the unboxed closure sugar can be used with an arbitrary | |
12 | // struct type and that it is equivalent to the same syntax using | |
13 | // angle brackets. This test covers only simple types and in | |
14 | // particular doesn't test bound regions. | |
15 | ||
16 | #![feature(unboxed_closures)] | |
17 | #![allow(dead_code)] | |
18 | ||
85aaf69f SL |
19 | use std::marker; |
20 | ||
21 | trait Foo<T> { | |
22 | type Output; | |
23 | fn dummy(&self, t: T); | |
1a4d82fc JJ |
24 | } |
25 | ||
9346a6ac | 26 | trait Eq<X: ?Sized> { } |
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27 | impl<X: ?Sized> Eq<X> for X { } |
28 | fn eq<A: ?Sized,B: ?Sized +Eq<A>>() { } | |
29 | ||
30 | fn main() { | |
85aaf69f | 31 | eq::< for<'a> Foo<(&'a isize,), Output=&'a isize>, |
1a4d82fc | 32 | Foo(&isize) -> &isize >(); |
85aaf69f | 33 | eq::< for<'a> Foo<(&'a isize,), Output=(&'a isize, &'a isize)>, |
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34 | Foo(&isize) -> (&isize, &isize) >(); |
35 | ||
36 | let _: Foo(&isize, &usize) -> &usize; //~ ERROR missing lifetime specifier | |
37 | } |