tests/ui/ergonomic-clones/closure/fn-once.rs

#![feature(ergonomic_clones)]
#![allow(incomplete_features)]

fn get_closure() -> Box<dyn Fn() -> Vec<u8>> {
    let vec = vec![1u8, 2u8];

    let closure = use || { //~ ERROR expected a closure
        vec
    };

    Box::new(closure)
}

fn main() {}