--- old/src/share/vm/code/relocInfo_ext.cpp	2017-04-25 16:44:20.647175693 +0200
+++ new/src/share/vm/code/relocInfo_ext.cpp	2017-04-25 16:44:20.503175698 +0200
@@ -26,6 +26,7 @@
 #include "code/codeCache.hpp"
 #include "code/relocInfo.hpp"
 #include "code/relocInfo_ext.hpp"
+#include "gc/shared/cardTable.hpp"
 #include "gc/shared/cardTableModRefBS.hpp"
 #include "gc/shared/collectedHeap.hpp"
 #include "memory/universe.hpp"
@@ -60,7 +61,7 @@
   case symbolic_Relocation::card_table_reference: {
     BarrierSet* bs = Universe::heap()->barrier_set();
     CardTableModRefBS* ct = (CardTableModRefBS*)bs;
-    return (address)ct->byte_map_base;
+    return (address)ct->card_table()->byte_map_base();
   }
   case symbolic_Relocation::mark_bits_reference: {
     return (address)Universe::verify_mark_bits();