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Closes #19538.
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Nick Hamann
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Jun 24, 2015
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// Copyright 2015 The Rust Project Developers. See the COPYRIGHT | ||
// file at the top-level directory of this distribution and at | ||
// http://rust-lang.org/COPYRIGHT. | ||
// | ||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | ||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | ||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | ||
// option. This file may not be copied, modified, or distributed | ||
// except according to those terms. | ||
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trait Foo { | ||
fn foo<T>(&self, val: T); | ||
} | ||
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trait Bar: Foo { } | ||
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pub struct Thing; | ||
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impl Foo for Thing { | ||
fn foo<T>(&self, val: T) { } | ||
} | ||
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impl Bar for Thing { } | ||
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fn main() { | ||
let mut thing = Thing; | ||
let test: &mut Bar = &mut thing; | ||
//~^ ERROR cannot convert to a trait object because trait `Bar` is not object-safe | ||
} |