// edition:2021 // [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty // revisions: current next #![feature(async_fn_in_trait)] trait MyTrait { async fn foo<'a>(&self); async fn bar(&self); } impl MyTrait for i32 { async fn foo(&self) {} //~^ ERROR lifetime parameters or bounds on method `foo` do not match the trait declaration async fn bar(&self) { self.foo(); } } fn main() {}