rust/src/test/run-fail/task-comm-recv-block.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.
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// error-pattern:goodfail
extern mod std;
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fn goodfail() {
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task::yield();
fail ~"goodfail";
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}
fn main() {
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task::spawn(|| goodfail() );
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let po = oldcomm::Port();
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// We shouldn't be able to get past this recv since there's no
// message available
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let i: int = oldcomm::recv(po);
fail ~"badfail";
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}