--- a/langtools/src/share/classes/com/sun/tools/javac/util/Bits.java	Wed Jul 30 20:31:39 2014 +0400
+++ b/langtools/src/share/classes/com/sun/tools/javac/util/Bits.java	Fri Aug 01 11:09:40 2014 -0700
@@ -183,7 +183,7 @@
      */
     public void incl(int x) {
         Assert.check(currentState != BitsState.UNKNOWN);
-        Assert.check(x >= 0, "Value of x " + x);
+        Assert.check(x >= 0);
         sizeTo((x >>> wordshift) + 1);
         bits[x >>> wordshift] = bits[x >>> wordshift] |
             (1 << (x & wordmask));