--- a/hotspot/src/share/vm/opto/macro.hpp	Fri Apr 11 09:56:35 2008 -0400
+++ b/hotspot/src/share/vm/opto/macro.hpp	Sun Apr 13 17:43:42 2008 -0400
@@ -110,7 +110,9 @@
                             Node* length);
 
 public:
-  PhaseMacroExpand(PhaseIterGVN &igvn) : Phase(Macro_Expand), _igvn(igvn) {}
+  PhaseMacroExpand(PhaseIterGVN &igvn) : Phase(Macro_Expand), _igvn(igvn) {
+    _igvn.set_delay_transform(true);
+  }
   bool expand_macro_nodes();
 
 };