diff -up php-5.6.0RC1/ext/standard/var_unserializer.c.mock php-5.6.0RC1/ext/standard/var_unserializer.c

--- php-5.6.0RC1/ext/standard/var_unserializer.c.mock	2014-06-19 03:26:09.000000000 +0200

+++ php-5.6.0RC1/ext/standard/var_unserializer.c	2014-06-23 18:51:04.702265786 +0200

@@ -22,6 +22,7 @@

 #include "php.h"

 #include "ext/standard/php_var.h"

 #include "php_incomplete_class.h"

+#include "Zend/zend_interfaces.h"

 /* {{{ reference-handling for unserializer: var_* */

 #define VAR_ENTRIES_MAX 1024

@@ -394,7 +395,7 @@ static inline long object_common1(UNSERI

 	(*p) += 2;

-	if (ce->serialize == NULL) {

+	if (ce->serialize == NULL || ce->unserialize == zend_user_unserialize || ZEND_INTERNAL_CLASS != ce->type) {

 		object_init_ex(*rval, ce);

 	} else {

 		/* If this class implements Serializable, it should not land here but in object_custom(). The passed string