--- old/src/share/vm/classfile/stringTable.hpp	2017-03-14 19:01:26.227506275 +0100
+++ new/src/share/vm/classfile/stringTable.hpp	2017-03-14 19:01:26.083505561 +0100
@@ -114,6 +114,7 @@
   //     HashtableEntry structures).  This is used in the String.intern() method.
   static unsigned int hash_string(const jchar* s, int len);
   static unsigned int hash_string(oop string);
+  static unsigned int alt_hash_string(const jchar* s, int len);
 
   // Internal test.
   static void test_alt_hash() PRODUCT_RETURN;