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Test that object bounds are preferred over global where clause bounds
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src/test/ui/trivial-bounds-object.rs

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// Copyright 2018 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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// run-pass
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// Check that the object bound dyn A + 'a: A is preferred over the
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// where clause bound dyn A + 'static: A.
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#![allow(unused)]
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trait A {
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fn test(&self);
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}
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fn foo(x: &dyn A)
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where
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dyn A + 'static: A, // Using this bound would lead to a lifetime error.
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{
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x.test();
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}
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fn main () {}

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