ZEND_BEGIN_ARG_INFO(first_arg_force_ref, 0)
	ZEND_ARG_PASS_INFO(1)
ZEND_END_ARG_INFO();


ZEND_BEGIN_ARG_INFO(second_arg_force_ref, 0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(1)
ZEND_END_ARG_INFO();

ZEND_BEGIN_ARG_INFO(third_arg_force_ref, 0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(1)
ZEND_END_ARG_INFO();


ZEND_BEGIN_ARG_INFO(fourth_arg_force_ref, 0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(0)
	ZEND_ARG_PASS_INFO(1)
ZEND_END_ARG_INFO();

ZEND_BEGIN_ARG_INFO(all_args_by_ref, 1)
ZEND_END_ARG_INFO();