--- a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Wed Apr 10 13:27:35 2013 +0200
+++ b/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Wed Apr 10 14:26:49 2013 +0200
@@ -151,6 +151,8 @@
   size_t    heapWordToOffset(HeapWord* addr) const;
   size_t    heapWordDiffToOffsetDiff(size_t diff) const;
 
+  void print_on_error(outputStream* st, const char* prefix) const;
+
   // debugging
   // is this address range covered by the bit-map?
   NOT_PRODUCT(
@@ -984,6 +986,8 @@
   CMSAdaptiveSizePolicy* size_policy();
   CMSGCAdaptivePolicyCounters* gc_adaptive_policy_counters();
 
+  static void print_on_error(outputStream* st);
+
   // debugging
   void verify();
   bool verify_after_remark();