1 files changed, 1 insertions, 4 deletions
diff --git a/src/state.cpp b/src/state.cpp
index e798dce..958ab3e 100644
--- a/src/state.cpp
+++ b/src/state.cpp
@@ -55,11 +55,8 @@ void state_t::add_rule_terminal(unsigned char term) {
 void state_t::add_rule() {
 	rules.emplace(current.get_lhs(), current);
 
-	while (true) {
+	while (current.has_next()) {
 		items.emplace(current.get_next_symbol(), current);
-		if (!current.can_shift())
-			break;
-
 		current.shift();
 	}
 }