perpetual_borrow.rs

#[bench]
fn push_front_arenaalloc_strict_10(b: &mut Bencher) {
    let elements = Arena::new();
    let branches = Arena::new();
    let trees = Arena::new();

    let alloc = StrictArena {
        elements: &elements,
        branches: &branches,
        trees: &trees,
    };

    b.iter(|| {
        test::black_box((0..10).fold(StrictArenaTree::<i32>::with_allocator(alloc), |acc, i| acc.push_front(i)));
    })
}