27 lines
660 B
Rust
27 lines
660 B
Rust
fn main() {
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let p = comm::Port::<uint>();
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let ch = comm::Chan(p);
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let x = ~1;
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let x_in_parent = ptr::addr_of(*x) as uint;
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let y = ~2;
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let y_in_parent = ptr::addr_of(*y) as uint;
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task::spawn(fn~(copy ch, copy y, move x) {
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let x_in_child = ptr::addr_of(*x) as uint;
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comm::send(ch, x_in_child);
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let y_in_child = ptr::addr_of(*y) as uint;
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comm::send(ch, y_in_child);
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});
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// Ensure last-use analysis doesn't move y to child.
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let _q = y;
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let x_in_child = comm::recv(p);
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assert x_in_parent == x_in_child;
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let y_in_child = comm::recv(p);
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assert y_in_parent != y_in_child;
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}
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