| // run-pass | |
| use std::marker::PhantomData; | |
| #[derive(Debug)] | |
| struct LifetimeStruct<'a>(PhantomData<&'a ()>); | |
| fn main() { | |
| takes_hrtb_closure(|lts| println!("{:?}", lts)); | |
| } | |
| fn takes_hrtb_closure<F: for<'a>FnMut(LifetimeStruct<'a>)>(mut f: F) { | |
| f(LifetimeStruct(PhantomData)); | |
| } |