| //@ revisions: pre2021 edition2021 | |
| //@[pre2021] edition:2015..2021 | |
| //@[edition2021] edition:2021 | |
| #![allow(warnings)] | |
| fn ice() -> impl AsRef<Fn(&())> { | |
| //[pre2021]~^ ERROR: the trait bound `(): AsRef<(dyn for<'a> Fn(&'a ()) + 'static)>` is not satisfied [E0277] | |
| //[edition2021]~^^ ERROR: expected a type, found a trait [E0782] | |
| //[edition2021]~| ERROR: expected a type, found a trait [E0782] | |
| todo!() | |
| } | |
| fn main() {} |