--- old/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp	2012-10-08 20:35:49.377752073 +0200
+++ new/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp	2012-10-08 20:35:49.159114293 +0200
@@ -1166,7 +1166,7 @@
   }
   LIR_Opr reg = rlock_result(x);
   LIR_Opr tmp3 = LIR_OprFact::illegalOpr;
-  if (!x->klass()->is_loaded() || UseCompressedOops) {
+  if (!x->klass()->is_loaded() || UseCompressedKlassPointers) {
     tmp3 = new_register(objectType);
   }
   __ checkcast(reg, obj.result(), x->klass(),
@@ -1188,7 +1188,7 @@
   }
   obj.load_item();
   LIR_Opr tmp3 = LIR_OprFact::illegalOpr;
-  if (!x->klass()->is_loaded() || UseCompressedOops) {
+  if (!x->klass()->is_loaded() || UseCompressedKlassPointers) {
     tmp3 = new_register(objectType);
   }
   __ instanceof(reg, obj.result(), x->klass(),