message: COMP: fix compilation issue in slam::SubMap
diff: @@ -407,7 +407,7 @@ public:
  /** \brief Returns the first component value after n increments. */
  DataType & operator[](PositionType n)
  {
  - return *(this.operator+(n));
  + return *(this+(n));
  }
  /** \brief Same as operator() */
  