If a state only has reduce actions, and if each of those reductions is to the same production, there's no chance of a delete, insert, or shift leading to an interesting configuration. We thus skip over it. This can be a useful performance change, although it's highly dependent on the example.
If a state only has reduce actions, and if each of those reductions is to the same production, there's no chance of a delete, insert, or shift leading to an interesting configuration. We thus skip over it. This can be a useful performance change, although it's highly dependent on the example.