fn main() {
- let _ = fix(|_: &dyn Fn()| {});
+ let _ = fix(|_: &dyn Fn()| {});
}
fn fix<F: Fn(G), G: Fn()>(f: F) -> impl Fn() {
- move || f(fix(&f))
- //~^ ERROR mismatched types
+ move || f(fix(&f))
+ //~^ ERROR concrete type differs from previous defining opaque type use
}