--- a/test/jdk/java/util/AbstractMap/AbstractMapClone.java	Sat Feb 10 09:17:53 2018 -0800
+++ b/test/jdk/java/util/AbstractMap/AbstractMapClone.java	Sat Feb 10 09:23:41 2018 -0800
@@ -48,10 +48,11 @@
     }
 
     public Object clone() {
-        AbstractMapClone clone = null;
+        final AbstractMapClone clone;
         try {
-        clone = (AbstractMapClone)super.clone();
+            clone = (AbstractMapClone)super.clone();
         } catch (CloneNotSupportedException e) {
+            throw new AssertionError(e);
         }
         clone.map = (Map)((HashMap)map).clone();
         return clone;