--- jsr166/build.xml	2015/12/11 23:58:52	1.193
+++ jsr166/build.xml	2015/12/16 02:29:06	1.194
@@ -388,6 +388,9 @@
       <compilerarg line="${build.args}"/>
 
     </javac>
+
+    <!-- We need jdk9's Contended annotation, but at compile time only -->
+    <delete file="${destdir}/jdk/internal/vm/annotation/Contended.class"/>
   </target>