--- old/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	2012-10-08 20:34:58.948603705 +0200
+++ new/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	2012-10-08 20:34:58.677928311 +0200
@@ -431,6 +431,12 @@
         return (value == 0 ? null : new BsdAddress(this, value));
     }
 
+    public BsdAddress readCompKlassAddress(long address)
+            throws UnmappedAddressException, UnalignedAddressException {
+        long value = readCompKlassAddressValue(address);
+        return (value == 0 ? null : new BsdAddress(this, value));
+    }
+
     /** From the BsdDebugger interface */
     public BsdOopHandle readOopHandle(long address)
             throws UnmappedAddressException, UnalignedAddressException,