--- old/src/hotspot/share/ci/ciSymbol.cpp	2018-10-01 15:58:34.384134887 -0400
+++ new/src/hotspot/share/ci/ciSymbol.cpp	2018-10-01 15:58:33.916302144 -0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2018, 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
@@ -68,17 +68,23 @@
 
 // ------------------------------------------------------------------
 // ciSymbol::base
-const jbyte* ciSymbol::base() {
+const u1* ciSymbol::base() {
   GUARDED_VM_ENTRY(return get_symbol()->base();)
 }
 
 // ------------------------------------------------------------------
 // ciSymbol::byte_at
-int ciSymbol::byte_at(int i) {
+u1 ciSymbol::byte_at(int i) {
   GUARDED_VM_ENTRY(return get_symbol()->byte_at(i);)
 }
 
 // ------------------------------------------------------------------
+// ciSymbol::char_at
+char ciSymbol::char_at(int i) {
+  GUARDED_VM_ENTRY(return get_symbol()->char_at(i);)
+}
+
+// ------------------------------------------------------------------
 // ciSymbol::starts_with
 //
 // Tests if the symbol starts with the given prefix.