--- a/hotspot/src/share/vm/classfile/altHashing.cpp	Mon Jan 18 19:10:32 2016 +0100
+++ b/hotspot/src/share/vm/classfile/altHashing.cpp	Tue Jan 19 11:00:29 2016 +0100
@@ -300,4 +300,8 @@
   testMurmur3_32_ByteArray();
   testEquivalentHashes();
 }
+
+void AltHashing_test() {
+  AltHashing::test_alt_hash();
+}
 #endif // PRODUCT