diff -r b01a48301e67 -r e3cf184080bc hotspot/src/share/vm/prims/unsafe.cpp
--- a/hotspot/src/share/vm/prims/unsafe.cpp	Fri Sep 28 14:36:20 2012 -0700
+++ b/hotspot/src/share/vm/prims/unsafe.cpp	Sat Sep 29 06:40:00 2012 -0400
@@ -802,7 +802,7 @@
     base  = arrayOopDesc::base_offset_in_bytes(T_OBJECT);
     scale = heapOopSize;
   } else if (k->oop_is_typeArray()) {
-    typeArrayKlass* tak = typeArrayKlass::cast(k);
+    TypeArrayKlass* tak = TypeArrayKlass::cast(k);
     base  = tak->array_header_in_bytes();
     assert(base == arrayOopDesc::base_offset_in_bytes(tak->element_type()), "array_header_size semantics ok");
     scale = (1 << tak->log2_element_size());