--- jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java	2013/05/30 03:28:55	1.29
+++ jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java	2014/12/31 19:21:20	1.31
@@ -6,9 +6,11 @@
  * Pat Fisher, Mike Judd.
  */
 
-import junit.framework.*;
 import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
 
+import junit.framework.Test;
+import junit.framework.TestSuite;
+
 public class AtomicReferenceFieldUpdaterTest extends JSR166TestCase {
     volatile Integer x = null;
     Object z;
@@ -143,10 +145,10 @@ public class AtomicReferenceFieldUpdater
         AtomicReferenceFieldUpdater<AtomicReferenceFieldUpdaterTest, Integer>a;
         a = updaterFor("x");
         x = one;
-        while (!a.weakCompareAndSet(this, one, two));
-        while (!a.weakCompareAndSet(this, two, m4));
+        do {} while (!a.weakCompareAndSet(this, one, two));
+        do {} while (!a.weakCompareAndSet(this, two, m4));
         assertSame(m4, a.get(this));
-        while (!a.weakCompareAndSet(this, m4, seven));
+        do {} while (!a.weakCompareAndSet(this, m4, seven));
         assertSame(seven, a.get(this));
     }