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// verify that an error is raised when trying to move out of a
// borrowed path.
fn main() {
let a: Box<Box<_>> = Box::new(Box::new(2));
let b = &a;
let z = *a; //~ ERROR: cannot move out of `*a` because it is borrowed
b.use_ref();
}
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
impl<T> Fake for T { }
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