// check-pass #![feature(const_generics)] //~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash 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() {}