diff -r 43287eef2fff -r 072f1114ea5d src/Interpreter.cpp
--- a/src/Interpreter.cpp	Mon Dec 24 02:56:02 2012 -0800
+++ b/src/Interpreter.cpp	Mon Dec 24 16:09:13 2012 -0800
@@ -82,29 +82,6 @@
     return true;
 }
 
-static bool
-DuplicateArray(Zone *zone, Handle<Array> src)
-{
-    Local<ArrayMap> map(zone, ArrayMap::cast(src->map()));
-    Local<Array> dest(zone);
-
-    if (map->type()->isFixedLength()) {
-        dest = Array::NewFixed(zone, map);
-    } else {
-        Type *type = map->type();
-        int sizes[MAX_ARRAY_DEPTH];
-        for (unsigned i = 0; i < map->type()->levels(); i++) {
-            ArrayType *atype = ArrayType::cast(type);
-            sizes[i] = atype->isFixedLength()
-                       ? atype->fixedLength()
-                       : 0;
-            type = atype->contained();
-        }
-    }
-
-    Local<Array> dst(zone);
-}
-
 static void
 GetElement(Array *array, int index, LocalSlot *vp)
 {