src/hotspot/share/oops/instanceMirrorKlass.inline.hpp

rev 58565 : 8238358: Implementation of JEP 371: Hidden Classes
Reviewed-by: duke
Contributed-by: mandy.chung@oracle.com, lois.foltan@oracle.com, david.holmes@oracle.com, harold.seigel@oracle.com, serguei.spitsyn@oracle.com, alex.buckley@oracle.com, jamsheed.c.m@oracle.com

@@ -1,6 +1,7 @@
-/* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
+/*
+ * Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -49,14 +50,13 @@
 
   if (Devirtualizer::do_metadata(closure)) {
     Klass* klass = java_lang_Class::as_Klass_raw(obj);
     // We'll get NULL for primitive mirrors.
     if (klass != NULL) {
-      if (klass->is_instance_klass() &&
-          InstanceKlass::cast(klass)->is_unsafe_anonymous()) {
-        // An unsafe anonymous class doesn't have its own class loader, so
-        // when handling the java mirror for the class we need to make sure its class
+      if (klass->is_instance_klass() && klass->class_loader_data()->has_class_mirror_holder()) {
+        // A weak hidden or an unsafe anonymous class doesn't have its own class loader,
+        // so when handling the java mirror for the class we need to make sure its class
         // loader data is claimed, this is done by calling do_cld explicitly.
         // For non-anonymous classes the call to do_cld is made when the class
         // loader itself is handled.
         Devirtualizer::do_cld(closure, klass->class_loader_data());
       } else {