--- old/src/share/vm/gc/cms/compactibleFreeListSpace.cpp	2016-01-13 23:34:58.453715000 +0100
+++ new/src/share/vm/gc/cms/compactibleFreeListSpace.cpp	2016-01-13 23:34:58.278721000 +0100
@@ -219,6 +219,10 @@
   }
 }
 
+size_t CompactibleFreeListSpace::obj_size(const HeapWord* addr) const {
+  return adjustObjectSize(oop(addr)->size());
+}
+
 void CompactibleFreeListSpace::resetIndexedFreeListArray() {
   for (size_t i = 1; i < IndexSetSize; i++) {
     assert(_indexedFreeList[i].size() == (size_t) i,