ZEND_OP2_LITERAL  374 ext/opcache/ZendAccelerator.h # define ZEND_OP2_LITERAL(opline)	(op_array)->literals[(opline)->op2.constant].constant
ZEND_OP2_LITERAL  393 ext/opcache/ZendAccelerator.h # define ZEND_OP2_LITERAL(opline)	(opline)->op2.u.constant