2012-12-10 19:32:48 -06:00
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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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2012-08-15 20:46:55 -05:00
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struct r {
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2012-09-06 21:40:15 -05:00
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i: @mut int,
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2012-11-14 00:22:37 -06:00
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}
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2013-03-20 20:18:57 -05:00
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#[unsafe_destructor]
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2013-02-14 13:47:00 -06:00
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impl Drop for r {
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2013-09-16 20:18:07 -05:00
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fn drop(&mut self) {
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2013-03-20 20:18:57 -05:00
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unsafe {
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*(self.i) = *(self.i) + 1;
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}
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2012-11-14 00:22:37 -06:00
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}
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2012-05-23 12:15:06 -05:00
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}
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2012-09-05 17:58:43 -05:00
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fn r(i: @mut int) -> r {
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r {
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i: i
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}
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}
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2013-07-02 14:47:32 -05:00
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struct A {
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y: r,
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}
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2012-05-23 12:15:06 -05:00
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fn main() {
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let i = @mut 0;
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{
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// Can't do this copy
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2013-02-21 17:19:40 -06:00
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let x = ~~~A {y: r(i)};
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2013-07-02 14:47:32 -05:00
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let _z = x.clone(); //~ ERROR failed to find an implementation
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2013-10-21 15:08:31 -05:00
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info!("{:?}", x);
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2012-05-23 12:15:06 -05:00
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}
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2013-10-21 15:08:31 -05:00
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error!("{:?}", *i);
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2012-11-14 00:22:37 -06:00
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}
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