diff -r c98b3e96c726 -r 3806171b52d8 src/share/classes/com/sun/tools/javac/comp/Attr.java
--- a/src/share/classes/com/sun/tools/javac/comp/Attr.java	Wed Mar 06 15:33:39 2013 +0000
+++ b/src/share/classes/com/sun/tools/javac/comp/Attr.java	Thu Mar 07 10:04:28 2013 +0000
@@ -4016,7 +4016,7 @@
                 attribClassBody(env, c);
 
                 chk.checkDeprecatedAnnotation(env.tree.pos(), c);
-                chk.checkClassOverrideEqualsAndHash(env.tree.pos(), c);
+                chk.checkClassOverrideEqualsAndHashIfNeeded(env.tree.pos(), c);
             } finally {
                 env.info.returnResult = prevReturnRes;
                 log.useSource(prev);