src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/utilities/Hashtable.java

@  rev 51710 : 8204308: SA: serviceability/sa/TestInstanceKlassSize*.java fails when running in CDS mode
|  Summary: Use longs instead of ints while computing the identity hash of klass symbols
~  Reviewed-by: coleenp, lfoltan

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2018, 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.

@@ -47,12 +47,12 @@
   // derived class may return Class<? extends HashtableEntry>
   protected Class getHashtableEntryClass() {
     return HashtableEntry.class;
   }
 
-  public int computeHash(Symbol name) {
-    return (int) name.identityHash();
+  public long computeHash(Symbol name) {
+    return name.identityHash();
   }
 
   public int hashToIndex(long fullHash) {
     return (int) (fullHash % tableSize());
   }