add override

include/core/factor/factor_block_absolute.h

@@ -72,7 +72,7 @@ class FactorBlockAbsolute : public FactorAnalytic
          * Returns the residual evaluated in the states provided in std::vector of mapped Eigen::VectorXd
          *
          **/
-        virtual Eigen::VectorXd evaluateResiduals(const std::vector<Eigen::Map<const Eigen::VectorXd> >& _st_vector) const;
+        virtual Eigen::VectorXd evaluateResiduals(const std::vector<Eigen::Map<const Eigen::VectorXd> >& _st_vector) const override;
 
         /** \brief Returns the normalized jacobians evaluated in the states
          *
@@ -86,7 +86,7 @@ class FactorBlockAbsolute : public FactorAnalytic
          **/
         virtual void evaluateJacobians(const std::vector<Eigen::Map<const Eigen::VectorXd> >& _st_vector,
                                        std::vector<Eigen::Map<Eigen::MatrixRowXd> >& jacobians,
-                                       const std::vector<bool>& _compute_jacobian) const;
+                                       const std::vector<bool>& _compute_jacobian) const override;
 
         /** \brief Returns the pure jacobians (without measurement noise) evaluated in the state blocks values
          *
@@ -95,11 +95,11 @@ class FactorBlockAbsolute : public FactorAnalytic
          * \param jacobians is an output vector of mapped eigen matrices that sould contain the jacobians w.r.t each state block
          *
          **/
-        virtual void evaluatePureJacobians(std::vector<Eigen::MatrixXd>& jacobians) const;
+        virtual void evaluatePureJacobians(std::vector<Eigen::MatrixXd>& jacobians) const override;
 
         /** \brief Returns the factor residual size
          **/
-        virtual unsigned int getSize() const;
+        virtual unsigned int getSize() const override;
 };
 
 inline Eigen::VectorXd FactorBlockAbsolute::evaluateResiduals(const std::vector<Eigen::Map<const Eigen::VectorXd> >& _st_vector) const