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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 | // run-pass | |
12 | // Tests calls to closure arguments where the closure takes 1 argument. | |
13 | // This is a bit tricky due to rust-call ABI. | |
14 | ||
15 | ||
16 | fn foo(f: &mut FnMut(isize) -> isize) -> isize { | |
17 | f(22) | |
18 | } | |
19 | ||
20 | fn main() { | |
21 | let z = foo(&mut |x| x *100); | |
22 | assert_eq!(z, 2200); | |
23 | } |