56d765d0eb
associated types are involved.
25 lines
817 B
Rust
25 lines
817 B
Rust
// Copyright 2015 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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struct S<T: 'static>(Option<&'static T>);
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trait Tr { type Out; }
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impl<T> Tr for T { type Out = T; }
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impl<T: 'static> Copy for S<T> where S<T>: Tr<Out=T> {}
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impl<T: 'static> Clone for S<T> where S<T>: Tr<Out=T> {
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fn clone(&self) -> Self { *self }
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}
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fn main() {
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let t = S::<()>(None);
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drop(t);
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drop(t); //~ ERROR use of moved value
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}
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