same fix

Author: rois1995

SU2_CFD/include/variables/CFlowVariable.hpp

@@ -260,11 +260,11 @@ class CFlowVariable : public CVariable {
    * \param[in] iPoint - Point index.
    * \return Value of magnitude.
    */
-  inline su2double GetStrainMag(unsigned long iPoint) const { return StrainMag(iPoint); }
+  inline su2double GetStrainMag(unsigned long iPoint) const final { return StrainMag(iPoint); }
 
   /*!
    * \brief Get the entire vector of the rate of strain magnitude.
    * \return Vector of magnitudes.
    */
-  inline su2activevector& GetStrainMag() { return StrainMag; }
+  inline su2activevector& GetStrainMag() final { return StrainMag; }
 };

SU2_CFD/include/variables/CVariable.hpp

@@ -1386,6 +1386,19 @@ class CVariable {
    */
   inline virtual su2double *GetdTvedU(unsigned long iPoint) { return nullptr; }
 
+  /*!
+   * \brief Get the magnitude of rate of strain.
+   * \param[in] iPoint - Point index.
+   * \return Value of magnitude.
+   */
+  inline virtual su2double GetStrainMag(unsigned long iPoint) const {}
+
+  /*!
+   * \brief Get the entire vector of the rate of strain magnitude.
+   * \return Vector of magnitudes.
+   */
+  inline virtual su2activevector& GetStrainMag() {}
+
   /*!
    * \brief A virtual member.
    */

SU2_CFD/src/output/CFlowOutput.cpp

@@ -1505,7 +1505,7 @@ void CFlowOutput::LoadVolumeDataScalar(const CConfig* config, const CSolver* con
                                         const unsigned long iPoint) {
   const auto* turb_solver = solver[TURB_SOL];
   const auto* trans_solver = solver[TRANS_SOL];
-  const auto* Node_Flow = su2staticcast_p<CFlowVariable*>(solver[FLOW_SOL]->GetNodes());
+  const auto* Node_Flow = solver[FLOW_SOL]->GetNodes();
   const auto* Node_Turb = (config->GetKind_Turb_Model() != TURB_MODEL::NONE) ? turb_solver->GetNodes() : nullptr;
   const auto* Node_Trans = (config->GetKind_Trans_Model() != TURB_TRANS_MODEL::NONE) ? trans_solver->GetNodes() : nullptr;
   const auto* Node_Geo = geometry->nodes;