| // run-pass | |
| use std::ops::Deref; | |
| pub struct Pin<P>(P); | |
| impl<P, T> Deref for Pin<P> | |
| where | |
| P: Deref<Target=T>, | |
| { | |
| type Target = T; | |
| fn deref(&self) -> &T { | |
| &*self.0 | |
| } | |
| } | |
| impl<P> Pin<P> { | |
| fn poll(self) {} | |
| } | |
| fn main() { | |
| let mut unit = (); | |
| let pin = Pin(&mut unit); | |
| pin.poll(); | |
| } |