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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 we can parse all the various places that a `for` keyword | |
12 | // can appear representing universal quantification. | |
13 | ||
c34b1796 AL |
14 | // pretty-expanded FIXME #23616 |
15 | ||
1a4d82fc JJ |
16 | #![allow(unused_variables)] |
17 | #![allow(dead_code)] | |
18 | ||
19 | trait Get<A,R> { | |
20 | fn get(&self, arg: A) -> R; | |
21 | } | |
22 | ||
23 | // Parse HRTB with explicit `for` in a where-clause: | |
24 | ||
25 | fn foo00<T>(t: T) | |
85aaf69f | 26 | where T : for<'a> Get<&'a i32, &'a i32> |
1a4d82fc JJ |
27 | { |
28 | } | |
29 | ||
85aaf69f | 30 | fn foo01<T: for<'a> Get<&'a i32, &'a i32>>(t: T) |
1a4d82fc JJ |
31 | { |
32 | } | |
33 | ||
34 | // Parse HRTB with explicit `for` in various sorts of types: | |
35 | ||
85aaf69f SL |
36 | fn foo10(t: Box<for<'a> Get<i32, i32>>) { } |
37 | fn foo11(t: Box<for<'a> Fn(i32) -> i32>) { } | |
1a4d82fc | 38 | |
85aaf69f SL |
39 | fn foo20(t: for<'a> fn(i32) -> i32) { } |
40 | fn foo21(t: for<'a> unsafe fn(i32) -> i32) { } | |
41 | fn foo22(t: for<'a> extern "C" fn(i32) -> i32) { } | |
42 | fn foo23(t: for<'a> unsafe extern "C" fn(i32) -> i32) { } | |
1a4d82fc JJ |
43 | |
44 | fn main() { | |
45 | } |