23 lines
533 B
Rust
23 lines
533 B
Rust
// xfail-test
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// This checks that preemption works.
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fn starve_main(alive: chan<int>) {
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debug!("signalling main");
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alive <| 1;
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debug!("starving main");
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let i: int = 0;
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loop { i += 1; }
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}
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fn main() {
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let alive: port<int> = port();
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debug!("main started");
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let s: task = spawn starve_main(chan(alive));
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let i: int;
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debug!("main waiting for alive signal");
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alive |> i;
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debug!("main got alive signal");
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while i < 50 { debug!("main iterated"); i += 1; }
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debug!("main completed");
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}
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