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