Index: Zend/zend_API.c
===================================================================
RCS file: /repository/ZendEngine2/zend_API.c,v
retrieving revision 1.296.2.27.2.33
diff -u -r1.296.2.27.2.33 zend_API.c
--- Zend/zend_API.c	1 Aug 2007 10:56:45 -0000	1.296.2.27.2.33
+++ Zend/zend_API.c	30 Aug 2007 10:42:48 -0000
@@ -1597,6 +1597,8 @@
 		zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_GET_FUNC_NAME);
 	} else if (name_len == sizeof(ZEND_SET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME)) && fptr->common.num_args != 2) {
 		zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_SET_FUNC_NAME);
+	} else if (name_len == sizeof(ZEND_SET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME)) && ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) {
+		zend_error(error_type, "Method %s::%s() cannot take second parameter by reference", ce->name, ZEND_SET_FUNC_NAME);
 	} else if (name_len == sizeof(ZEND_UNSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME)) && fptr->common.num_args != 1) {
 		zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_UNSET_FUNC_NAME);
 	} else if (name_len == sizeof(ZEND_ISSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME)) && fptr->common.num_args != 1) {