diff -up php-5.2.17/ext/date/php_date.c.bug-52063 php-5.2.17/ext/date/php_date.c
--- php-5.2.17/ext/date/php_date.c.bug-52063	2011-08-28 09:44:11.000000000 +0700
+++ php-5.2.17/ext/date/php_date.c	2011-08-28 09:45:09.000000000 +0700
@@ -1778,7 +1778,7 @@ PHP_FUNCTION(date_create)
 	char           *time_str = NULL;
 	int             time_str_len = 0;
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|sO", &time_str, &time_str_len, &timezone_object, date_ce_timezone) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|sO!", &time_str, &time_str_len, &timezone_object, date_ce_timezone) == FAILURE) {
 		RETURN_FALSE;
 	}
 
@@ -1799,7 +1799,7 @@ PHP_METHOD(DateTime, __construct)
 	int time_str_len = 0;
 	
 	php_set_error_handling(EH_THROW, NULL TSRMLS_CC);
-	if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|sO", &time_str, &time_str_len, &timezone_object, date_ce_timezone)) {
+	if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|sO!", &time_str, &time_str_len, &timezone_object, date_ce_timezone)) {
 		date_initialize(zend_object_store_get_object(getThis() TSRMLS_CC), time_str, time_str_len, timezone_object, 1 TSRMLS_CC);
 	}
 	php_set_error_handling(EH_NORMAL, NULL TSRMLS_CC);