rust/src/test/compile-fail/pinned-deep-copy.rs

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// error-pattern: copying a noncopyable value
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struct r {
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i: @mut int,
}
impl r : Drop {
fn finalize() {
*(self.i) = *(self.i) + 1;
}
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}
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fn r(i: @mut int) -> r {
r {
i: i
}
}
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fn main() {
let i = @mut 0;
{
// Can't do this copy
let x = ~~~{y: r(i)};
let z = x;
log(debug, x);
}
log(error, *i);
}