From d0bd54ce6a4bf13097f61ca722a8d97ccdec4c27 Mon Sep 17 00:00:00 2001 From: Sterling Hughes Date: Mon, 30 Jun 2003 19:11:01 +0000 Subject: [PATCH] Fix bug #24399 from an excellent test case by edin --- Zend/zend_builtin_functions.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c index 0447917e7e..ba53261077 100644 --- a/Zend/zend_builtin_functions.c +++ b/Zend/zend_builtin_functions.c @@ -616,6 +616,9 @@ static void is_a_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool only_subclass) } else { if (only_subclass) { instance_ce = Z_OBJCE_PP(obj)->parent; + if (!instance_ce) { + RETURN_FALSE; + } } else { instance_ce = Z_OBJCE_PP(obj); } -- 2.50.1