+void UnusedTypeRemover::visit(Literal &literal)
+{
+ unused_nodes.erase(literal.type);
+}
+
+void UnusedTypeRemover::visit(UnaryExpression &unary)
+{
+ unused_nodes.erase(unary.type);
+ TraversingVisitor::visit(unary);
+}
+
+void UnusedTypeRemover::visit(BinaryExpression &binary)
+{
+ unused_nodes.erase(binary.type);
+ TraversingVisitor::visit(binary);
+}
+
+void UnusedTypeRemover::visit(FunctionCall &call)
+{
+ unused_nodes.erase(call.type);
+ TraversingVisitor::visit(call);
+}
+