tests/ui/nll/closure-requirements/type-test-subject-unnamed-region.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

// See #108635 for description.
// check-pass

trait Trait {
    type Item<'a>: 'a;
}

fn assert_static<T: 'static>(_: T) {}

fn test_args<I: Trait>() {
    let closure = |a, _b| assert_static(a);

    closure(None::<I::Item<'_>>, &None::<I::Item<'_>>);
}

fn test_upvars<I: Trait>() {
    let upvars = (None::<I::Item<'_>>, &None::<I::Item<'_>>);
    let _closure = || {
        let (a, _b) = upvars;
        assert_static(a);
    };
}

fn main() {}