| // Copyright 2014 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. |
| |
| #![feature(box_syntax)] |
| |
| type Noncopyable = Box<isize>; |
| |
| struct Foo { |
| copied: isize, |
| moved: Box<isize>, |
| noncopyable: Noncopyable |
| } |
| |
| fn test0(f: Foo, g: Noncopyable, h: Noncopyable) { |
| // just copy implicitly copyable fields from `f`, no moves: |
| let _b = Foo {moved: box 1, noncopyable: g, ..f}; |
| let _c = Foo {moved: box 2, noncopyable: h, ..f}; |
| } |
| |
| fn test1(f: Foo, g: Noncopyable, h: Noncopyable) { |
| // copying move-by-default fields from `f`, so move: |
| let _b = Foo {noncopyable: g, ..f}; |
| let _c = Foo {noncopyable: h, ..f}; //~ ERROR use of moved value: `f.moved` |
| } |
| |
| fn main() {} |