88                 rw = new WeakReference(s, q);
  89                 rw2 = new WeakReference(s);
  90                 rp = new PhantomReference(s, q);
  91                 rp2 = new PhantomReference(s.sub, q);
  92                 s = null;
  93             }
  94         });
  95 
  96         showReferences();
  97 
  98         int ndq = 0;
  99         boolean prevFinalized = false;
 100     outer:
 101         for (int i = 1;; i++) {
 102             Reference r;
 103 
 104             createNoise();
 105             System.err.println("GC " + i);
 106             Thread.sleep(10);
 107             System.gc();

 108 
 109             showReferences();
 110             while ((r = q2.poll()) != null) {
 111                 System.err.println("Noise " + r);
 112             }
 113 
 114             /* Cause a dummy object to be finalized, since the finalizer thread
 115                might retain a reference to the Basic instance after it's been
 116                finalized (this happens with java_g) */
 117             if (Basic.finalized && !prevFinalized) {
 118                 fork(new Runnable() {
 119                     public void run() {
 120                         new ClearFinalizerThread();
 121                     }});
 122                 prevFinalized = true;
 123             }
 124 
 125             while ((r = q.poll()) != null) {
 126                 ndq++;
 127                 if (r != null) {

  88                 rw = new WeakReference(s, q);
  89                 rw2 = new WeakReference(s);
  90                 rp = new PhantomReference(s, q);
  91                 rp2 = new PhantomReference(s.sub, q);
  92                 s = null;
  93             }
  94         });
  95 
  96         showReferences();
  97 
  98         int ndq = 0;
  99         boolean prevFinalized = false;
 100     outer:
 101         for (int i = 1;; i++) {
 102             Reference r;
 103 
 104             createNoise();
 105             System.err.println("GC " + i);
 106             Thread.sleep(10);
 107             System.gc();
 108             System.runFinalization();
 109 
 110             showReferences();
 111             while ((r = q2.poll()) != null) {
 112                 System.err.println("Noise " + r);
 113             }
 114 
 115             /* Cause a dummy object to be finalized, since the finalizer thread
 116                might retain a reference to the Basic instance after it's been
 117                finalized (this happens with java_g) */
 118             if (Basic.finalized && !prevFinalized) {
 119                 fork(new Runnable() {
 120                     public void run() {
 121                         new ClearFinalizerThread();
 122                     }});
 123                 prevFinalized = true;
 124             }
 125 
 126             while ((r = q.poll()) != null) {
 127                 ndq++;
 128                 if (r != null) {