--- a/hotspot/src/share/vm/c1/c1_Canonicalizer.cpp	Wed Sep 19 16:50:26 2012 -0700
+++ b/hotspot/src/share/vm/c1/c1_Canonicalizer.cpp	Thu Sep 20 16:49:17 2012 +0200
@@ -931,6 +931,7 @@
 void Canonicalizer::do_UnsafePutRaw(UnsafePutRaw* x) { if (OptimizeUnsafes) do_UnsafeRawOp(x); }
 void Canonicalizer::do_UnsafeGetObject(UnsafeGetObject* x) {}
 void Canonicalizer::do_UnsafePutObject(UnsafePutObject* x) {}
+void Canonicalizer::do_UnsafeGetAndSetObject(UnsafeGetAndSetObject* x) {}
 void Canonicalizer::do_UnsafePrefetchRead (UnsafePrefetchRead*  x) {}
 void Canonicalizer::do_UnsafePrefetchWrite(UnsafePrefetchWrite* x) {}
 void Canonicalizer::do_ProfileCall(ProfileCall* x) {}