message: Marking VisItDataCollection methods with "override" where appropriate
diff: @@ -442,27 +442,29 @@ public:
  #endif
  /// Set/change the mesh associated with the collection
  - virtual void SetMesh(Mesh *new_mesh);
  + virtual void SetMesh(Mesh *new_mesh) override;
  #ifdef MFEM_USE_MPI
  /// Set/change the mesh associated with the collection.
  - virtual void SetMesh(MPI_Comm comm, Mesh *new_mesh);
  + virtual void SetMesh(MPI_Comm comm, Mesh *new_mesh) override;
  #endif
  /// Add a grid function to the collection and update the root file
  - virtual void RegisterField(const std::string& field_name, GridFunction *gf);
  + virtual void RegisterField(const std::string& field_name,
  + GridFunction *gf) override;
  /// Add a quadrature function to the collection and update the root file.
  /** Visualization of quadrature function is not supported in VisIt(3.12).
  A patch has been sent to VisIt developers in June 2020. */
  virtual void RegisterQField(const std::string& q_field_name,
  - QuadratureFunction *qf);
  + QuadratureFunction *qf) override;
  /// Set the number of digits used for both the cycle and the MPI rank
  /// @note VisIt seems to require 6 pad digits for the MPI rank. Therefore,
  /// this function uses this default value. This behavior can be overridden
  /// by calling SetPadDigitsCycle() and SetPadDigitsRank() instead.
  - void SetPadDigits(int digits) { pad_digits_cycle=digits; pad_digits_rank=6; }
  + virtual void SetPadDigits(int digits) override
  + { pad_digits_cycle=digits; pad_digits_rank=6; }
  /// Set VisIt parameter: default levels of detail for the MultiresControl
  void SetLevelsOfDetail(int levels_of_detail);
  @@ -475,13 +477,13 @@ public:
  void DeleteAll();
  /// Save the collection and a VisIt root file
  - virtual void Save();
  + virtual void Save() override;
  /// Save a VisIt root file for the collection
  void SaveRootFile();
  /// Load the collection based on its VisIt data (described in its root file)
  - virtual void Load(int cycle_ = 0);
  + virtual void Load(int cycle_ = 0) override;
  /// We will delete the mesh and fields if we own them
  virtual ~VisItDataCollection() {}
  