printer_eat
if (printer_eat(printer, 'L')) {
} else if (printer_eat(printer, 'K')) {
if (printer_eat(printer, 'n')) {
if (tag == 'R' && printer_eat(printer, 'e')) {
if (printer_eat(printer, 'B')) {
} else if(printer_eat(printer, 'I')) {
while (printer_eat(printer, 'p')) {
bool is_unsafe = printer_eat(printer, 'U');
if (printer_eat(printer, 'K')) {
if (printer_eat(printer, 'C')) {
if (printer_eat(printer, 'u')) {
if (printer_eat(printer, 'L')) {
if (!printer_eat(printer, 'L')) {
while ((printer)->status == DemangleOk && !printer_eat((printer), 'E')) { \