--- a/jdk/src/share/classes/java/text/DateFormatSymbols.java	Tue Aug 30 14:41:12 2011 +0100
+++ b/jdk/src/share/classes/java/text/DateFormatSymbols.java	Tue Aug 30 11:53:11 2011 -0700
@@ -597,7 +597,7 @@
             copyMembers(this, other);
             return other;
         } catch (CloneNotSupportedException e) {
-            throw new InternalError();
+            throw new InternalError(e);
         }
     }