Add missing override

tbox/src/wDss.h

@@ -40,7 +40,7 @@ class TBOX_API Dss : public LinearSolver
 public:
     Dss();
     ~Dss();
-    virtual LSOLTYPE type() const { return LSOLTYPE::DSS; }
+    virtual LSOLTYPE type() const override { return LSOLTYPE::DSS; }
 
 #ifndef SWIG
     virtual void analyze(Eigen::SparseMatrix<double> const &A) override;

tboxVtk/src/wVtkExport.h

@@ -44,7 +44,7 @@ class TBOXVTK_API VtkExport : public tbox::MshExport
 public:
     VtkExport(std::shared_ptr<tbox::MshData> _msh);
     virtual ~VtkExport();
-    virtual tbox::WRTTYPE type() const { return tbox::WRTTYPE::VTK; }
+    virtual tbox::WRTTYPE type() const override { return tbox::WRTTYPE::VTK; }
 
     virtual void save(std::string const &fname) const override;
 #ifndef SWIG