| // 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 `Clone` if their environment is not `Clone`. |
| |
| struct S(i32); |
| |
| fn main() { |
| let a = S(5); |
| let hello = move || { |
| println!("Hello {}", a.0); |
| }; |
| |
| let hello = hello.clone(); //~ ERROR the trait bound `S: std::clone::Clone` is not satisfied |
| } |
