Function map_class_vector

dependence/eigen-3.4.0/test/mapped_matrix.cpp:18–49

#define EIGEN_TESTMAP_MAX_SIZE 256

template<typename VectorType> void map_class_vector(const VectorType& m)
{
  typedef typename VectorType::Scalar Scalar;

  Index size = m.size();

  Scalar* array1 = internal::aligned_new<Scalar>(size);
  Scalar* array2 = internal::aligned_new<Scalar>(size);
  Scalar* array3 = new Scalar[size+1];
  Scalar* array3unaligned = (internal::UIntPtr(array3)%EIGEN_MAX_ALIGN_BYTES) == 0 ? array3+1 : array3;
  Scalar  array4[EIGEN_TESTMAP_MAX_SIZE];

  Map<VectorType, AlignedMax>(array1, size) = VectorType::Random(size);
  Map<VectorType, AlignedMax>(array2, size) = Map<VectorType,AlignedMax>(array1, size);
  Map<VectorType>(array3unaligned, size) = Map<VectorType>(array1, size);
  Map<VectorType>(array4, size)          = Map<VectorType,AlignedMax>(array1, size);
  VectorType ma1 = Map<VectorType, AlignedMax>(array1, size);
  VectorType ma2 = Map<VectorType, AlignedMax>(array2, size);
  VectorType ma3 = Map<VectorType>(array3unaligned, size);
  VectorType ma4 = Map<VectorType>(array4, size);
  VERIFY_IS_EQUAL(ma1, ma2);
  VERIFY_IS_EQUAL(ma1, ma3);
  VERIFY_IS_EQUAL(ma1, ma4);
  #ifdef EIGEN_VECTORIZE
  if(internal::packet_traits<Scalar>::Vectorizable && size>=AlignedMax)
    VERIFY_RAISES_ASSERT((Map<VectorType,AlignedMax>(array3unaligned, size)))
  #endif

  internal::aligned_delete(array1, size);
  internal::aligned_delete(array2, size);
  delete[] array3;
}

template<typename MatrixType> void map_class_matrix(const MatrixType& m)
{