--- a/hotspot/src/share/vm/c1/c1_LIR.cpp	Tue Feb 24 15:42:26 2015 +0300
+++ b/hotspot/src/share/vm/c1/c1_LIR.cpp	Fri Feb 27 11:41:42 2015 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2015, 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
@@ -2096,8 +2096,14 @@
 
 // LIR_OpProfileType
 void LIR_OpProfileType::print_instr(outputStream* out) const {
-  out->print("exact = "); exact_klass()->print_name_on(out);
-  out->print("current = "); ciTypeEntries::print_ciklass(out, current_klass());
+  out->print("exact = ");
+  if  (exact_klass() == NULL) {
+    out->print("unknown");
+  } else {
+    exact_klass()->print_name_on(out);
+  }
+  out->print(" current = "); ciTypeEntries::print_ciklass(out, current_klass());
+  out->print(" ");
   mdp()->print(out);          out->print(" ");
   obj()->print(out);          out->print(" ");
   tmp()->print(out);          out->print(" ");