| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // Check that closures do not implement `Copy` if their environment is not `Copy`. |
| |
| #![feature(copy_closures)] |
| #![feature(clone_closures)] |
| |
| fn main() { |
| let mut a = 5; |
| let hello = || { |
| a += 1; |
| }; |
| |
| let b = hello; |
| let c = hello; //~ ERROR use of moved value: `hello` [E0382] |
| } |
