--- a/hotspot/src/share/vm/runtime/virtualspace.cpp Wed Feb 15 12:17:30 2012 -0800
+++ b/hotspot/src/share/vm/runtime/virtualspace.cpp Thu Feb 16 15:52:01 2012 -0500
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@@ -455,7 +455,7 @@
void ReservedSpace::protect_noaccess_prefix(const size_t size) {
assert( (_noaccess_prefix != 0) == (UseCompressedOops && _base != NULL &&
- (size_t(_base + _size) > OopEncodingHeapMax) &&
+ (Universe::narrow_oop_base() != NULL) &&
Universe::narrow_oop_use_implicit_null_checks()),
"noaccess_prefix should be used only with non zero based compressed oops");