*** old/src/share/vm/memory/genRemSet.cpp	Mon Sep 30 21:36:15 2013
--- new/src/share/vm/memory/genRemSet.cpp	Mon Sep 30 21:36:15 2013

*** 30,46 ****
--- 30,41 ----
  // This kind of "BarrierSet" allows a "CollectedHeap" to detect and
  // enumerate ref fields that have been modified (since the last
  // enumeration.)
  
  uintx GenRemSet::max_alignment_constraint(Name nm) {
    switch (nm) {
    case GenRemSet::CardTable:
+   assert(nm == GenRemSet::CardTable, "Unrecognized GenRemSet type.");
    return CardTableRS::ct_max_alignment_constraint();
    default:
      guarantee(false, "Unrecognized GenRemSet type.");
      return (0); // Make Windows compiler happy
    }
  }
  
  class HasAccumulatedModifiedOopsClosure : public KlassClosure {
    bool _found;
   public: