ZEND_FETCH_UNSET 1649 Zend/zend_vm_def.h ZEND_VM_HANDLER(95, ZEND_FETCH_UNSET, CONST|TMPVAR|CV, UNUSED|CONST|VAR)
ZEND_FETCH_UNSET  203 ext/opcache/Optimizer/compact_literals.c 				case ZEND_FETCH_UNSET:
ZEND_FETCH_UNSET  652 ext/opcache/Optimizer/pass1_5.c 		case ZEND_FETCH_UNSET:
ZEND_FETCH_UNSET  183 ext/opcache/Optimizer/zend_optimizer.c 		case ZEND_FETCH_UNSET:
ZEND_FETCH_UNSET  219 ext/opcache/Optimizer/zend_optimizer.c 		case ZEND_FETCH_UNSET: