+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);
+}
+
+void UnusedTypeRemover::visit(BasicTypeDeclaration &type)
+{
+ if(type.base_type)
+ unused_nodes.erase(type.base_type);
+ unused_nodes.insert(&type);
+}
+
+void UnusedTypeRemover::visit(ImageTypeDeclaration &type)
+{
+ if(type.base_type)
+ unused_nodes.erase(type.base_type);
+ unused_nodes.insert(&type);
+}
+
+void UnusedTypeRemover::visit(StructDeclaration &strct)
+{
+ unused_nodes.insert(&strct);
+ TraversingVisitor::visit(strct);
+}
+
+void UnusedTypeRemover::visit(VariableDeclaration &var)
+{
+ unused_nodes.erase(var.type_declaration);
+}
+
+void UnusedTypeRemover::visit(InterfaceBlock &iface)
+{
+ unused_nodes.erase(iface.type_declaration);
+}
+
+void UnusedTypeRemover::visit(FunctionDeclaration &func)
+{
+ unused_nodes.erase(func.return_type_declaration);
+ TraversingVisitor::visit(func);
+}