rust/src/test/compile-fail/issue-2823.rs

// Copyright 2012 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.

struct C {
    x: int,
}

impl Drop for C {
    fn finalize(&self) {
        error!("dropping: %?", self.x);
    }
}

fn main() {
    let c = C{ x: 2};
    let d = copy c; //~ ERROR copying a value of non-copyable type `C`
    error!("%?", d.x);
}