VisitLast

Fully qualified name: omni::graph::exec::unstable::VisitLast

using omni::graph::exec::unstable::VisitLast = detail::VisitLast

Traversal strategy that enters the node when entire upstream was already visited and this is the last opportunity to enter the node.

In case of cycles, this algorithm is relying on knowledge of number of parents that are causing cycles.