- if (__RET__ != EMPTY && __RET__ != ABORT) {
- if (size(__deque) > 0) {
- _Old_Val = get_data(front(__deque));
- pop_front(__deque);
- }
+ if (__RET__ != EMPTY && __RET__ != ABORT && size(__deque) > 0) {
+ _Old_Val = get_data(front(__deque));
+ pop_front(__deque);