--- old/src/share/classes/sun/reflect/generics/tree/FloatSignature.java	2014-11-27 09:55:11.226321973 +0300
+++ new/src/share/classes/sun/reflect/generics/tree/FloatSignature.java	2014-11-27 09:55:11.046414236 +0300
@@ -29,7 +29,7 @@
 
 /** AST that represents the type float. */
 public class FloatSignature implements BaseType {
-    private static FloatSignature singleton = new FloatSignature();
+    private static final FloatSignature singleton = new FloatSignature();
 
     private FloatSignature(){}