//@ check-pass fn takes_closure_of_array_3(f: F) where F: Fn([i32; 3]) { f([1, 2, 3]); } fn takes_closure_of_array_3_apit(f: impl Fn([i32; 3])) { f([1, 2, 3]); } fn returns_closure_of_array_3() -> impl Fn([i32; 3]) { |_| {} } fn main() { takes_closure_of_array_3(returns_closure_of_array_3()); takes_closure_of_array_3_apit(returns_closure_of_array_3()); }