petgraph::algo::dominators

Function predecessor_sets_to_idx_vecs

Source 
fn predecessor_sets_to_idx_vecs<N>(
    post_order: &[N],
    node_to_post_order_idx: &HashMap<N, usize>,
    predecessor_sets: HashMap<N, HashSet<N>>,
) -> Vec<Vec<usize>>
where
    N: Copy + Eq + Hash,