message: update constructors/destructors
diff: @@ -61,6 +61,10 @@ namespace mfem
  for given b, y, t and gamma, where gamma is a scaled time step. */
  class SundialsODELinearSolver
  {
  + protected:
  + SundialsODELinearSolver() { }
  + virtual ~SundialsODELinearSolver() { }
  +
  public:
  /** Setup the ODE linear system A(y,t) = (I - gamma J) or A = (M - gamma J)
  @param[in] t The time at which A(y,t) should be evaluated
  @@ -134,7 +138,9 @@ namespace mfem
  y(NULL), A(NULL), M(NULL), LSA(NULL), LSM(NULL),
  NLS(NULL) { }
  - SundialsODESolver(void *mem) : sundials_mem(mem) { }
  + SundialsODESolver(void *mem) : sundials_mem(mem), flag(0), step_mode(1),
  + y(NULL), A(NULL), M(NULL), LSA(NULL), LSM(NULL),
  + NLS(NULL) { }
  public:
  /// Access the SUNDIALS memory structure
  