rust/src/test/compile-fail/no-send-res-ports.rs

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// Copyright 2012 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.
use std::cell::Cell;
use std::task;
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struct Port<T>(@T);
fn main() {
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struct foo {
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_x: Port<()>,
}
#[unsafe_destructor]
impl Drop for foo {
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fn drop(&mut self) {}
}
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fn foo(x: Port<()>) -> foo {
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foo {
_x: x
}
}
let x = Cell::new(foo(Port(@())));
do task::spawn {
let y = x.take(); //~ ERROR does not fulfill `Send`
error!("{:?}", y);
}
}