better comment

Author: EmielBruijntjes

zend/classimpl.cpp

@@ -1368,7 +1368,8 @@ zend_class_entry *ClassImpl::initialize(ClassBase *base, const std::string &pref
 
     // we need a special constructor, but only for real classes, not for interfaces.
     // (in fact: from php 7.4 onwards the create_object method is part of union 
-    // together with the interface_gets_implemented method, which causes a crash)
+    // together with the interface_gets_implemented method, which causes a crash
+    // when the create_object property is set for an interface)
     if (_type != ClassType::Interface) entry.create_object = &ClassImpl::createObject;
 
     // register function that is called for static method calls