Prevent copying with internal::noncopyable.

unsupported/Eigen/src/MatrixFunctions/MatrixExponential.h

@@ -21,8 +21,8 @@ namespace Eigen {
   * expected to be an instantiation of the Matrix class template.
   */
 template <typename MatrixType>
-class MatrixExponential {
-
+class MatrixExponential : internal::noncopyable
+{
   public:
 
     /** \brief Constructor.
@@ -43,10 +43,6 @@ class MatrixExponential {
 
   private:
 
-    // Prevent copying
-    MatrixExponential(const MatrixExponential&);
-    MatrixExponential& operator=(const MatrixExponential&);
-
     /** \brief Compute the (3,3)-Pad&eacute; approximant to the exponential.
      *
      *  After exit, \f$ (V+U)(V-U)^{-1} \f$ is the Pad&eacute;

unsupported/Eigen/src/MatrixFunctions/MatrixFunction.h

@@ -34,7 +34,7 @@ namespace Eigen {
 template <typename MatrixType, 
 	  typename AtomicType,  
           int IsComplex = NumTraits<typename internal::traits<MatrixType>::Scalar>::IsComplex>
-class MatrixFunction
+class MatrixFunction : internal::noncopyable
 {  
   public:
 
@@ -65,7 +65,7 @@ class MatrixFunction
   * \brief Partial specialization of MatrixFunction for real matrices
   */
 template <typename MatrixType, typename AtomicType>
-class MatrixFunction<MatrixType, AtomicType, 0>
+class MatrixFunction<MatrixType, AtomicType, 0> : internal::noncopyable
 {  
   private:
 
@@ -111,8 +111,6 @@ class MatrixFunction<MatrixType, AtomicType, 0>
   private:
     typename internal::nested<MatrixType>::type m_A; /**< \brief Reference to argument of matrix function. */
     AtomicType& m_atomic; /**< \brief Class for computing matrix function of atomic blocks. */
-
-    MatrixFunction& operator=(const MatrixFunction&);
 };
 
       
@@ -120,7 +118,7 @@ class MatrixFunction<MatrixType, AtomicType, 0>
   * \brief Partial specialization of MatrixFunction for complex matrices
   */
 template <typename MatrixType, typename AtomicType>
-class MatrixFunction<MatrixType, AtomicType, 1>
+class MatrixFunction<MatrixType, AtomicType, 1> : internal::noncopyable
 {
   private:
 
@@ -176,8 +174,6 @@ class MatrixFunction<MatrixType, AtomicType, 1>
       * separation constant is set to 0.1, a value taken from the
       * paper by Davies and Higham. */
     static const RealScalar separation() { return static_cast<RealScalar>(0.1); }
-
-    MatrixFunction& operator=(const MatrixFunction&);
 };
 
 /** \brief Constructor. 

unsupported/Eigen/src/MatrixFunctions/MatrixFunctionAtomic.h

@@ -21,7 +21,7 @@ namespace Eigen {
   * entries are close to each other.
   */
 template <typename MatrixType>
-class MatrixFunctionAtomic
+class MatrixFunctionAtomic : internal::noncopyable
 {
   public:
 
@@ -44,10 +44,6 @@ class MatrixFunctionAtomic
 
   private:
 
-    // Prevent copying
-    MatrixFunctionAtomic(const MatrixFunctionAtomic&);
-    MatrixFunctionAtomic& operator=(const MatrixFunctionAtomic&);
-
     void computeMu();
     bool taylorConverged(Index s, const MatrixType& F, const MatrixType& Fincr, const MatrixType& P);
 

unsupported/Eigen/src/MatrixFunctions/MatrixLogarithm.h

@@ -28,7 +28,7 @@ namespace Eigen {
   * \sa class MatrixFunctionAtomic, MatrixBase::log()
   */
 template <typename MatrixType>
-class MatrixLogarithmAtomic
+class MatrixLogarithmAtomic : internal::noncopyable
 {
 public:
 
@@ -71,10 +71,6 @@ private:
                                    std::numeric_limits<RealScalar>::digits<= 64?  8:  // extended precision
                                    std::numeric_limits<RealScalar>::digits<=106? 10:  // double-double
                                                                                  11;  // quadruple precision
-
-  // Prevent copying
-  MatrixLogarithmAtomic(const MatrixLogarithmAtomic&);
-  MatrixLogarithmAtomic& operator=(const MatrixLogarithmAtomic&);
 };
 
 /** \brief Compute logarithm of triangular matrix with clustered eigenvalues. */

unsupported/Eigen/src/MatrixFunctions/MatrixPower.h

@@ -38,7 +38,7 @@ class MatrixPowerRetval : public ReturnByValue< MatrixPowerRetval<MatrixType> >
 };
 
 template<typename MatrixType>
-class MatrixPowerAtomic
+class MatrixPowerAtomic : internal::noncopyable
 {
   private:
     enum {
@@ -257,7 +257,7 @@ MatrixPowerAtomic<MatrixType>::computeSuperDiag(RealScalar curr, RealScalar prev
  * Output: \verbinclude MatrixPower_optimal.out
  */
 template<typename MatrixType>
-class MatrixPower
+class MatrixPower : internal::noncopyable
 {
   private:
     typedef typename MatrixType::Scalar Scalar;

unsupported/Eigen/src/MatrixFunctions/MatrixSquareRoot.h

@@ -24,7 +24,7 @@ namespace Eigen {
   * \sa MatrixSquareRoot, MatrixSquareRootTriangular
   */
 template <typename MatrixType>
-class MatrixSquareRootQuasiTriangular
+class MatrixSquareRootQuasiTriangular : internal::noncopyable
 {
   public:
 
@@ -253,7 +253,7 @@ void MatrixSquareRootQuasiTriangular<MatrixType>
   * \sa MatrixSquareRoot, MatrixSquareRootQuasiTriangular
   */
 template <typename MatrixType>
-class MatrixSquareRootTriangular
+class MatrixSquareRootTriangular : internal::noncopyable
 {
   public:
     MatrixSquareRootTriangular(const MatrixType& A) 
@@ -370,7 +370,7 @@ class MatrixSquareRoot<MatrixType, 0>
 // ********** Partial specialization for complex matrices **********
 
 template <typename MatrixType>
-class MatrixSquareRoot<MatrixType, 1>
+class MatrixSquareRoot<MatrixType, 1> : internal::noncopyable
 {
   public:
 

unsupported/Eigen/src/MatrixFunctions/StemFunction.h

@@ -16,7 +16,7 @@ namespace Eigen {
   * \brief Stem functions corresponding to standard mathematical functions.
   */
 template <typename Scalar>
-class StdStemFunctions
+class StdStemFunctions : internal::noncopyable
 {
   public: