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34 lines
1023 B
Rust
34 lines
1023 B
Rust
// Copyright (C) 2017-2020 Free Software Foundation, Inc.
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#![allow(dead_code)]
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#![allow(unused_variables)]
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#![allow(unused_assignments)]
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struct V<T: ?Sized> {
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data: T,
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}
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type Unsized = V<[u8]>;
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fn ignore<T>(x: T) { }
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fn main() {
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let v: Box<V<[u8; 3]>> = Box::new(V { data: [1, 2, 3] });
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let us: Box<Unsized> = v;
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ignore(us); // set breakpoint here
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}
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