Properly resolve magic method of preloaded classes inherited from internal ones.

Author: dstogov

ext/opcache/zend_persist.c

@@ -989,43 +989,82 @@ static int zend_update_parent_ce(zval *zv)
 
 	/* update methods */
 	if (ce->constructor) {
-		ce->constructor = zend_shared_alloc_get_xlat_entry(ce->constructor);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->constructor);
+		if (tmp != NULL) {
+			ce->constructor = tmp;
+		}
 	}
 	if (ce->destructor) {
-		ce->destructor = zend_shared_alloc_get_xlat_entry(ce->destructor);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->destructor);
+		if (tmp != NULL) {
+			ce->destructor = tmp;
+		}
 	}
 	if (ce->clone) {
-		ce->clone = zend_shared_alloc_get_xlat_entry(ce->clone);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->clone);
+		if (tmp != NULL) {
+			ce->clone = tmp;
+		}
 	}
 	if (ce->__get) {
-		ce->__get = zend_shared_alloc_get_xlat_entry(ce->__get);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__get);
+		if (tmp != NULL) {
+			ce->__get = tmp;
+		}
 	}
 	if (ce->__set) {
-		ce->__set = zend_shared_alloc_get_xlat_entry(ce->__set);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__set);
+		if (tmp != NULL) {
+			ce->__set = tmp;
+		}
 	}
 	if (ce->__call) {
-		ce->__call = zend_shared_alloc_get_xlat_entry(ce->__call);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__call);
+		if (tmp != NULL) {
+			ce->__call = tmp;
+		}
 	}
 	if (ce->serialize_func) {
-		ce->serialize_func = zend_shared_alloc_get_xlat_entry(ce->serialize_func);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->serialize_func);
+		if (tmp != NULL) {
+			ce->serialize_func = tmp;
+		}
 	}
 	if (ce->unserialize_func) {
-		ce->unserialize_func = zend_shared_alloc_get_xlat_entry(ce->unserialize_func);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->unserialize_func);
+		if (tmp != NULL) {
+			ce->unserialize_func = tmp;
+		}
 	}
 	if (ce->__isset) {
-		ce->__isset = zend_shared_alloc_get_xlat_entry(ce->__isset);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__isset);
+		if (tmp != NULL) {
+			ce->__isset = tmp;
+		}
 	}
 	if (ce->__unset) {
-		ce->__unset = zend_shared_alloc_get_xlat_entry(ce->__unset);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__unset);
+		if (tmp != NULL) {
+			ce->__unset = tmp;
+		}
 	}
 	if (ce->__tostring) {
-		ce->__tostring = zend_shared_alloc_get_xlat_entry(ce->__tostring);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__tostring);
+		if (tmp != NULL) {
+			ce->__tostring = tmp;
+		}
 	}
 	if (ce->__callstatic) {
-		ce->__callstatic = zend_shared_alloc_get_xlat_entry(ce->__callstatic);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__callstatic);
+		if (tmp != NULL) {
+			ce->__callstatic = tmp;
+		}
 	}
 	if (ce->__debugInfo) {
-		ce->__debugInfo = zend_shared_alloc_get_xlat_entry(ce->__debugInfo);
+		zend_function *tmp = zend_shared_alloc_get_xlat_entry(ce->__debugInfo);
+		if (tmp != NULL) {
+			ce->__debugInfo = tmp;
+		}
 	}
 //	zend_hash_apply(&ce->properties_info, (apply_func_t) zend_update_property_info_ce);
 	return 0;