--- old/src/share/vm/gc_implementation/g1/vmStructs_g1.hpp	2014-06-25 13:43:36.459551795 +0200
+++ new/src/share/vm/gc_implementation/g1/vmStructs_g1.hpp	2014-06-25 13:43:36.355547554 +0200
@@ -34,6 +34,8 @@
   static_field(HeapRegion, GrainBytes,        size_t)                         \
   static_field(HeapRegion, LogOfHRGrainBytes, int)                            \
                                                                               \
+  nonstatic_field(G1OffsetTableContigSpace, _top,       HeapWord*)            \
+                                                                              \
   nonstatic_field(G1HeapRegionTable, _base,             address)              \
   nonstatic_field(G1HeapRegionTable, _length,           size_t)               \
   nonstatic_field(G1HeapRegionTable, _biased_base,      address)              \