24 lines
771 B
Rust
24 lines
771 B
Rust
// Copyright 2016 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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/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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struct X;
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fn foo<T>(_: T) {}
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fn bar<T: Fn(u32)>(_: T) {}
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fn main() {
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let x = X;
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let closure = |_| foo(x);
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//~^ ERROR the closure implements `FnOnce` but not `Fn`
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bar(closure);
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}
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