- Z_ADDREF_P(param_ref);
- zend_hash_index_update(&obj->intern->bound, param_no, (void *) ¶m_ref, sizeof(zval *), NULL);
+ SEPARATE_ZVAL_TO_MAKE_IS_REF(param_ref);
+ Z_ADDREF_PP(param_ref);
+ zend_hash_index_update(&obj->intern->bound, param_no, (void *) param_ref, sizeof(zval *), NULL);