2 files changed, 10 insertions, 9 deletions
diff --git a/src/jvm/clojure/lang/PersistentArray.java b/src/jvm/clojure/lang/PersistentArray.java
index 1ef6ab7c..dd85b12f 100644
--- a/src/jvm/clojure/lang/PersistentArray.java
+++ b/src/jvm/clojure/lang/PersistentArray.java
@@ -71,17 +71,17 @@ static class Master{
     int load;
     final int maxLoad;
     final float loadFactor;
-    int[] basis;
-    volatile Master next;
+    final int[] basis;
+    Master next;
 
-    Master(int size,Object defaultVal, float loadFactor){
+    Master(int size,Object defaultVal, float loadFactor, int[] basis){
         this.array = new Entry[size];//new AtomicReferenceArray(size);
         this.defaultVal = defaultVal;
         this.rev = 0;//new AtomicInteger(0);
         this.load = 0;//new AtomicInteger(0);
         this.maxLoad = (int) (size * loadFactor);
         this.loadFactor = loadFactor;
-        basis = null;
+        this.basis = basis;
         next = null;
         }
 
@@ -210,7 +210,7 @@ static class ValIter implements Iterator{
 }
 
 static class Data{
-Master master;
+final Master master;
 final int rev;
 final int baseline;
 final BitSet history;
@@ -234,7 +234,7 @@ public PersistentArray(int size, Object defaultVal){
 }
 
 public PersistentArray(int size, Object defaultVal, float loadFactor){
-	this.data = new Data(new Master(size, defaultVal,loadFactor),0,0,null);
+	this.data = new Data(new Master(size, defaultVal,loadFactor,null),0,0,null);
 }
 
 PersistentArray(Master master,int rev,int baseline, BitSet history){
diff --git a/src/jvm/clojure/lang/PersistentArrayList.java b/src/jvm/clojure/lang/PersistentArrayList.java
index c0276c27..f3e62434 100644
--- a/src/jvm/clojure/lang/PersistentArrayList.java
+++ b/src/jvm/clojure/lang/PersistentArrayList.java
@@ -95,12 +95,13 @@ private void grow() {
     if(data.master.next != null) //this master has been trimmed, but this rev is not yet propagated
         trim();
 
-    Master newMaster = new Master(data.master.array.length * 2, data.master.defaultVal, data.master.loadFactor);
+    Master newMaster = new Master(data.master.array.length * 2, data.master.defaultVal, data.master.loadFactor
+		                        ,data.master.basis);
     newMaster.rev = data.master.rev;
     newMaster.load = data.master.load;
-    newMaster.basis = data.master.basis;
     System.arraycopy(data.master.array, 0, newMaster.array, 0, data.master.array.length);
-    data.master = newMaster;
+	this.data = new Data(newMaster,data.rev,data.baseline,data.history);
+    //data.master = newMaster;
 }
 
 protected PersistentArray create(Master master,int rev,int baseline, BitSet history){