message: Bugfix: Implicit grid needs a 64-bit index when Axom is configured in 64-bit mode
diff: @@ -67,7 +67,7 @@ public:
  using BinSet = slam::OrderedSet<IndexType, IndexType, SizePolicy>;
  using BitsetType = slam::BitSet;
  - using BinBitMap = slam::Map<BitsetType>;
  + using BinBitMap = slam::Map<BitsetType, ElementSet>;
  /*!
  * \brief Default constructor for an ImplicitGrid
  