--- old/src/cpu/zero/vm/frame_zero.cpp	Tue Sep  6 17:46:24 2011
+++ new/src/cpu/zero/vm/frame_zero.cpp	Tue Sep  6 17:46:24 2011
@@ -425,3 +425,9 @@
 }
 
 #endif
+
+intptr_t *frame::initial_deoptimization_info() {
+  // unused... but returns fp() to minimize changes
+  return fp();
+}
+