]> git.proxmox.com Git - rustc.git/blob - src/test/compile-fail/issue-21600.rs
Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / compile-fail / issue-21600.rs
1 // Copyright 2015 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 fn call_it<F>(f: F) where F: Fn() { f(); }
12
13 struct A;
14
15 impl A {
16 fn gen(&self) {}
17 fn gen_mut(&mut self) {}
18 }
19
20 fn main() {
21 let mut x = A;
22 call_it(|| { //~ HELP consider changing this to accept closures that implement `FnMut`
23 call_it(|| x.gen());
24 call_it(|| x.gen_mut()); //~ ERROR cannot borrow data mutably in a captured outer
25 //~^ ERROR cannot borrow data mutably in a captured outer
26 //~^^ HELP run `rustc --explain E0387` to see a detailed explanation
27 //~^^^ HELP run `rustc --explain E0387` to see a detailed explanation
28 //~^^^^ HELP consider changing this closure to take self by mutable reference
29 });
30 }