1 files changed, 6 insertions, 1 deletions
diff --git a/GateOr.h b/GateOr.h
index de694be..0668148 100644
--- a/GateOr.h
+++ b/GateOr.h
@@ -9,11 +9,16 @@ public:
 	~GateOr() = default;
 	virtual GateOr * clone() const;
 
-private:
+protected:
 	SignalLevel level();
 
+private:
 	using Node::Node;
 	constexpr static const char * type = "or";
 	static GateOr instance;
+
+private:
+	int min_inputs = 0;
+	int max_inputs = -1;
 };