#![feature(precise_capturing_in_traits)] | |
struct Invariant<'a>(&'a mut &'a mut ()); | |
trait Trait { | |
fn hello(self_: Invariant<'_>) -> impl Sized + use<Self>; | |
} | |
impl Trait for () { | |
fn hello(self_: Invariant<'_>) -> impl Sized + use<'_> {} | |
//~^ ERROR return type captures more lifetimes than trait definition | |
} | |
fn main() {} |