--- old/src/hotspot/share/gc/shared/genCollectedHeap.cpp	2017-11-28 22:17:31.872486416 +0100
+++ new/src/hotspot/share/gc/shared/genCollectedHeap.cpp	2017-11-28 22:17:31.456491339 +0100
@@ -143,6 +143,7 @@
 }
 
 void GenCollectedHeap::post_initialize() {
+  CollectedHeap::post_initialize();
   ref_processing_init();
   check_gen_kinds();
   DefNewGeneration* def_new_gen = (DefNewGeneration*)_young_gen;