Simplify expression

It was also actually incorrect. When the child "removes" hooks (it can't
really, they'll be inherited later on), it should not result in a new
property slot.

Author: iluuu1994

Zend/zend_inheritance.c

@@ -1481,7 +1481,7 @@ static void do_inherit_property(zend_property_info *parent_info, zend_string *ke
 				/* If we added props to the child property, we use the childs slot for
 				 * storage to keep the parent slot set to null. This automatically picks
 				 * the slow path in the JIT. */
-				bool use_parent_prop = (parent_info->hooks == NULL) == (child_info->hooks == NULL);
+				bool use_parent_prop = !parent_info->hooks && child_info->hooks;
 
 				if (child_info->offset != ZEND_VIRTUAL_PROPERTY_OFFSET) {
 					int parent_num = OBJ_PROP_TO_NUM(parent_info->offset);