void writeClassAssignmentOperatorDeclaration(Writer w, String className, NoExceptSpecifier noexcept, String indent) throws IOException {
        w.write(indent + className + " & operator = (const " + className + " & __rhs)" + noexcept.copyQualifier() + ";\n");
    }
\n"
                + " * This class contains the config. DO NOT USE THIS CLASS DIRECTLY. Use the typedeffed\n"
                + " * versions after this class declaration.\n"
                + "
configgen/src/main/java/com/yahoo/config/codegen/CppClassBuilder.java