--- old/src/share/vm/utilities/vmError.cpp	2017-02-12 23:18:05.125415825 +0100
+++ new/src/share/vm/utilities/vmError.cpp	2017-02-12 23:18:05.065416014 +0100
@@ -246,6 +246,7 @@
   if (UseParallelGC)      return "parallel gc";
   if (UseConcMarkSweepGC) return "concurrent mark sweep gc";
   if (UseSerialGC)        return "serial gc";
+  if (UseEpsilonGC)       return "epsilon gc";
   return "ERROR in GC mode";
 }