[mono][interp] Don't devirtualize final methods

BrzVlad · BrzVlad · commit e3cb92f9c796 · 2023-05-23T10:46:39.000+03:00
They can still be overriden
diff --git a/src/mono/mono/mini/interp/transform.c b/src/mono/mono/mini/interp/transform.c
@@ -3330,7 +3330,8 @@ interp_try_devirt (MonoClass *this_klass, MonoMethod *target_method)
 	if (m_class_is_valuetype (new_target_method->klass))
 		return NULL;
 
-	if ((new_target_method->flags & METHOD_ATTRIBUTE_FINAL) || m_class_is_sealed (this_klass))
+	// final methods can still be overriden with explicit overrides
+	if (m_class_is_sealed (this_klass))
 		return new_target_method;
 
 	return NULL;
