#[derive(Clone)]
enum TestEnum {
    One,
    Two
}

fn bar(a: Vec<TestEnum>, b: TestEnum) {
}

fn foo(a: Vec<TestEnum>) {
    for i in a {
        bar(a.clone(), i);
    }
}

fn main() {
    let a: Vec<TestEnum> = vec![TestEnum::One, TestEnum::Two];
    foo(a);
}