15 lines
335 B
Rust
15 lines
335 B
Rust
|
#![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() {}
|