--- old/src/hotspot/share/utilities/vmError.cpp	2018-04-26 19:34:15.678318716 +0200
+++ new/src/hotspot/share/utilities/vmError.cpp	2018-04-26 19:34:15.462210715 +0200
@@ -309,6 +309,7 @@
   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";
 }