Issue an error in case of direct inclusion of internal headers.

Eigen/Core

@@ -8,8 +8,8 @@
 // Public License v. 2.0. If a copy of the MPL was not distributed
 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-#ifndef EIGEN_CORE_H
+#ifndef EIGEN_CORE_MODULE_H
-#define EIGEN_CORE_H
+#define EIGEN_CORE_MODULE_H
 
 // first thing Eigen does: stop the compiler from reporting useless warnings.
 #include "src/Core/util/DisableStupidWarnings.h"
@@ -383,4 +383,4 @@ using std::ptrdiff_t;
 
 #include "src/Core/util/ReenableStupidWarnings.h"
 
-#endif // EIGEN_CORE_H
+#endif // EIGEN_CORE_MODULE_H

Eigen/src/Cholesky/InternalHeaderCheck.h

@@ -0,0 +1,3 @@
+#ifndef EIGEN_CHOLESKY_MODULE_H
+#error "Please include Eigen/Cholesky instead of including headers inside the src directory directly."
+#endif

Eigen/src/Cholesky/LDLT.h

@@ -13,6 +13,8 @@
 #ifndef EIGEN_LDLT_H
 #define EIGEN_LDLT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Cholesky/LLT.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_LLT_H
 #define EIGEN_LLT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal{

Eigen/src/Cholesky/LLT_LAPACKE.h

@@ -33,6 +33,8 @@
 #ifndef EIGEN_LLT_LAPACKE_H
 #define EIGEN_LLT_LAPACKE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/CholmodSupport/CholmodSupport.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_CHOLMODSUPPORT_H
 #define EIGEN_CHOLMODSUPPORT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/CholmodSupport/InternalHeaderCheck.h

@@ -0,0 +1,3 @@
+#ifndef EIGEN_CHOLMODSUPPORT_MODULE_H
+#error "Please include Eigen/CholmodSupport instead of including headers inside the src directory directly."
+#endif

Eigen/src/Core/ArithmeticSequence.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ARITHMETIC_SEQUENCE_H
 #define EIGEN_ARITHMETIC_SEQUENCE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Array.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ARRAY_H
 #define EIGEN_ARRAY_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/ArrayBase.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ARRAYBASE_H
 #define EIGEN_ARRAYBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 template<typename ExpressionType> class MatrixWrapper;

Eigen/src/Core/ArrayWrapper.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ARRAYWRAPPER_H
 #define EIGEN_ARRAYWRAPPER_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class ArrayWrapper

Eigen/src/Core/Assign.h

@@ -12,6 +12,8 @@
 #ifndef EIGEN_ASSIGN_H
 #define EIGEN_ASSIGN_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 template<typename Derived>

Eigen/src/Core/AssignEvaluator.h

@@ -12,6 +12,8 @@
 #ifndef EIGEN_ASSIGN_EVALUATOR_H
 #define EIGEN_ASSIGN_EVALUATOR_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 // This implementation is based on Assign.h

Eigen/src/Core/Assign_MKL.h

@@ -34,6 +34,8 @@
 #ifndef EIGEN_ASSIGN_VML_H
 #define EIGEN_ASSIGN_VML_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/BandMatrix.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_BANDMATRIX_H
 #define EIGEN_BANDMATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Block.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_BLOCK_H
 #define EIGEN_BLOCK_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/BooleanRedux.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ALLANDANY_H
 #define EIGEN_ALLANDANY_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/CommaInitializer.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_COMMAINITIALIZER_H
 #define EIGEN_COMMAINITIALIZER_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 /** \class CommaInitializer

Eigen/src/Core/ConditionEstimator.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_CONDITIONESTIMATOR_H
 #define EIGEN_CONDITIONESTIMATOR_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CoreEvaluators.h

@@ -13,6 +13,8 @@
 #ifndef EIGEN_COREEVALUATORS_H
 #define EIGEN_COREEVALUATORS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CoreIterators.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_COREITERATORS_H
 #define EIGEN_COREITERATORS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 /* This file contains the respective InnerIterator definition of the expressions defined in Eigen/Core

Eigen/src/Core/CwiseBinaryOp.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_CWISE_BINARY_OP_H
 #define EIGEN_CWISE_BINARY_OP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CwiseNullaryOp.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_CWISE_NULLARY_OP_H
 #define EIGEN_CWISE_NULLARY_OP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CwiseTernaryOp.h

@@ -12,6 +12,8 @@
 #ifndef EIGEN_CWISE_TERNARY_OP_H
 #define EIGEN_CWISE_TERNARY_OP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CwiseUnaryOp.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_CWISE_UNARY_OP_H
 #define EIGEN_CWISE_UNARY_OP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/CwiseUnaryView.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_CWISE_UNARY_VIEW_H
 #define EIGEN_CWISE_UNARY_VIEW_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/DenseBase.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_DENSEBASE_H
 #define EIGEN_DENSEBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/DenseCoeffsBase.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_DENSECOEFFSBASE_H
 #define EIGEN_DENSECOEFFSBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/DenseStorage.h

@@ -18,6 +18,8 @@
   #define EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN(X)
 #endif
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Diagonal.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_DIAGONAL_H
 #define EIGEN_DIAGONAL_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class Diagonal

Eigen/src/Core/DiagonalMatrix.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_DIAGONALMATRIX_H
 #define EIGEN_DIAGONALMATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 #ifndef EIGEN_PARSED_BY_DOXYGEN

Eigen/src/Core/DiagonalProduct.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_DIAGONALPRODUCT_H
 #define EIGEN_DIAGONALPRODUCT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 /** \returns the diagonal matrix product of \c *this by the diagonal matrix \a diagonal.

Eigen/src/Core/Dot.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_DOT_H
 #define EIGEN_DOT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/EigenBase.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_EIGENBASE_H
 #define EIGEN_EIGENBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class EigenBase

Eigen/src/Core/ForceAlignedAccess.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_FORCEALIGNEDACCESS_H
 #define EIGEN_FORCEALIGNEDACCESS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class ForceAlignedAccess

Eigen/src/Core/Fuzzy.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_FUZZY_H
 #define EIGEN_FUZZY_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal

Eigen/src/Core/GeneralProduct.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_GENERAL_PRODUCT_H
 #define EIGEN_GENERAL_PRODUCT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 enum {

Eigen/src/Core/GenericPacketMath.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_GENERIC_PACKET_MATH_H
 #define EIGEN_GENERIC_PACKET_MATH_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/GlobalFunctions.h

@@ -51,6 +51,8 @@
     } \
   };
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen
 {
   EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(real,scalar_real_op,real part,\sa ArrayBase::real)

Eigen/src/Core/IO.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_IO_H
 #define EIGEN_IO_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 enum { DontAlignCols = 1 };

Eigen/src/Core/IndexedView.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_INDEXED_VIEW_H
 #define EIGEN_INDEXED_VIEW_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/InternalHeaderCheck.h

@@ -0,0 +1,3 @@
+#ifndef EIGEN_CORE_MODULE_H
+#error "Please include Eigen/Core instead of including headers inside the src directory directly."
+#endif

Eigen/src/Core/Inverse.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_INVERSE_H
 #define EIGEN_INVERSE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 template<typename XprType,typename StorageKind> class InverseImpl;

Eigen/src/Core/Map.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_MAP_H
 #define EIGEN_MAP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/MapBase.h

@@ -15,6 +15,8 @@
       EIGEN_STATIC_ASSERT((int(internal::evaluator<Derived>::Flags) & LinearAccessBit) || Derived::IsVectorAtCompileTime, \
                           YOU_ARE_TRYING_TO_USE_AN_INDEX_BASED_ACCESSOR_ON_AN_EXPRESSION_THAT_DOES_NOT_SUPPORT_THAT)
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \ingroup Core_Module

Eigen/src/Core/MathFunctions.h

@@ -17,6 +17,8 @@
 #define EIGEN_LOG2E 1.442695040888963407359924681001892137426645954152985934135449406931109219L
 #define EIGEN_LN2   0.693147180559945309417232121458176568075500134360255254120680009493393621L
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 // On WINCE, std::abs is defined for int only, so let's defined our own overloads:

Eigen/src/Core/MathFunctionsImpl.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_MATHFUNCTIONSIMPL_H
 #define EIGEN_MATHFUNCTIONSIMPL_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Matrix.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_MATRIX_H
 #define EIGEN_MATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/MatrixBase.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_MATRIXBASE_H
 #define EIGEN_MATRIXBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class MatrixBase

Eigen/src/Core/NestByValue.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_NESTBYVALUE_H
 #define EIGEN_NESTBYVALUE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/NoAlias.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_NOALIAS_H
 #define EIGEN_NOALIAS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class NoAlias

Eigen/src/Core/NumTraits.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_NUMTRAITS_H
 #define EIGEN_NUMTRAITS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/PartialReduxEvaluator.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_PARTIALREDUX_H
 #define EIGEN_PARTIALREDUX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/PermutationMatrix.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_PERMUTATIONMATRIX_H
 #define EIGEN_PERMUTATIONMATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/PlainObjectBase.h

@@ -22,6 +22,8 @@
 # define EIGEN_INITIALIZE_COEFFS_IF_THAT_OPTION_IS_ENABLED
 #endif
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Product.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_PRODUCT_H
 #define EIGEN_PRODUCT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 template<typename Lhs, typename Rhs, int Option, typename StorageKind> class ProductImpl;

Eigen/src/Core/ProductEvaluators.h

@@ -13,6 +13,8 @@
 #ifndef EIGEN_PRODUCTEVALUATORS_H
 #define EIGEN_PRODUCTEVALUATORS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Random.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_RANDOM_H
 #define EIGEN_RANDOM_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/Redux.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_REDUX_H
 #define EIGEN_REDUX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/Ref.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_REF_H
 #define EIGEN_REF_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Replicate.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_REPLICATE_H
 #define EIGEN_REPLICATE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Reshaped.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_RESHAPED_H
 #define EIGEN_RESHAPED_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class Reshaped

Eigen/src/Core/ReturnByValue.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_RETURNBYVALUE_H
 #define EIGEN_RETURNBYVALUE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Reverse.h

@@ -12,6 +12,8 @@
 #ifndef EIGEN_REVERSE_H
 #define EIGEN_REVERSE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Select.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SELECT_H
 #define EIGEN_SELECT_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class Select

Eigen/src/Core/SelfAdjointView.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SELFADJOINTMATRIX_H
 #define EIGEN_SELFADJOINTMATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class SelfAdjointView

Eigen/src/Core/SelfCwiseBinaryOp.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SELFCWISEBINARYOP_H
 #define EIGEN_SELFCWISEBINARYOP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 // TODO generalize the scalar type of 'other'

Eigen/src/Core/Solve.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SOLVE_H
 #define EIGEN_SOLVE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 template<typename Decomposition, typename RhsType, typename StorageKind> class SolveImpl;

Eigen/src/Core/SolveTriangular.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SOLVETRIANGULAR_H
 #define EIGEN_SOLVETRIANGULAR_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/SolverBase.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SOLVERBASE_H
 #define EIGEN_SOLVERBASE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/StableNorm.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_STABLENORM_H
 #define EIGEN_STABLENORM_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/StlIterators.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_STLITERATORS_H
 #define EIGEN_STLITERATORS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Stride.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_STRIDE_H
 #define EIGEN_STRIDE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class Stride

Eigen/src/Core/Swap.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_SWAP_H
 #define EIGEN_SWAP_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/Transpose.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_TRANSPOSE_H
 #define EIGEN_TRANSPOSE_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/Transpositions.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_TRANSPOSITIONS_H
 #define EIGEN_TRANSPOSITIONS_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 template<typename Derived>

Eigen/src/Core/TriangularMatrix.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_TRIANGULARMATRIX_H
 #define EIGEN_TRIANGULARMATRIX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/VectorBlock.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_VECTORBLOCK_H
 #define EIGEN_VECTORBLOCK_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen { 
 
 namespace internal {

Eigen/src/Core/VectorwiseOp.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_PARTIAL_REDUX_H
 #define EIGEN_PARTIAL_REDUX_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 /** \class PartialReduxExpr

Eigen/src/Core/Visitor.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_VISITOR_H
 #define EIGEN_VISITOR_H
 
+#include "./InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX/Complex.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_COMPLEX_AVX_H
 #define EIGEN_COMPLEX_AVX_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX/MathFunctions.h

@@ -14,6 +14,8 @@
  * Julien Pommier's sse math library: http://gruntthepeon.free.fr/ssemath/
  */
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX/PacketMath.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_PACKET_MATH_AVX_H
 #define EIGEN_PACKET_MATH_AVX_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX/TypeCasting.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_TYPE_CASTING_AVX_H
 #define EIGEN_TYPE_CASTING_AVX_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX512/Complex.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_COMPLEX_AVX512_H
 #define EIGEN_COMPLEX_AVX512_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX512/MathFunctions.h

@@ -10,6 +10,8 @@
 #ifndef THIRD_PARTY_EIGEN3_EIGEN_SRC_CORE_ARCH_AVX512_MATHFUNCTIONS_H_
 #define THIRD_PARTY_EIGEN3_EIGEN_SRC_CORE_ARCH_AVX512_MATHFUNCTIONS_H_
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX512/PacketMath.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_PACKET_MATH_AVX512_H
 #define EIGEN_PACKET_MATH_AVX512_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AVX512/TypeCasting.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_TYPE_CASTING_AVX512_H
 #define EIGEN_TYPE_CASTING_AVX512_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/Complex.h

@@ -11,6 +11,8 @@
 #ifndef EIGEN_COMPLEX32_ALTIVEC_H
 #define EIGEN_COMPLEX32_ALTIVEC_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/MathFunctions.h

@@ -12,6 +12,8 @@
 #ifndef EIGEN_MATH_FUNCTIONS_ALTIVEC_H
 #define EIGEN_MATH_FUNCTIONS_ALTIVEC_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/MatrixProduct.h

@@ -43,6 +43,8 @@
  * - Check StorageOrder on dhs_pack (the innermost second loop seems unvectorized when it could). *
  * - Check the possibility of transposing as GETREAL and GETIMAG when needed.                     *
  **************************************************************************************************/
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h

@@ -5,6 +5,8 @@
 #define EIGEN_POWER_PREFETCH(p)
 #endif
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/MatrixProductMMA.h

@@ -19,6 +19,8 @@
 #endif
 #endif
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/AltiVec/PacketMath.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_PACKET_MATH_ALTIVEC_H
 #define EIGEN_PACKET_MATH_ALTIVEC_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 namespace internal {

Eigen/src/Core/arch/CUDA/Complex.h

@@ -43,6 +43,8 @@
   using Eigen::complex_operator_detail::operator==; \
   using Eigen::complex_operator_detail::operator!=;
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 
 // Specialized std::complex overloads.

Eigen/src/Core/arch/Default/BFloat16.h

@@ -16,6 +16,8 @@ limitations under the License.
 #ifndef EIGEN_BFLOAT16_H
 #define EIGEN_BFLOAT16_H
 
+#include "../../InternalHeaderCheck.h"
+
 #define BF16_PACKET_FUNCTION(PACKET_F, PACKET_BF16, METHOD)         \
   template <>                                                       \
   EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS EIGEN_UNUSED  \

Eigen/src/Core/arch/Default/ConjHelper.h

@@ -38,6 +38,8 @@
     }                                                                   \
   };
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 namespace internal {
 

Eigen/src/Core/arch/Default/GenericPacketMathFunctions.h

@@ -16,6 +16,8 @@
 #ifndef EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_H
 #define EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 namespace internal {
 

Eigen/src/Core/arch/Default/GenericPacketMathFunctionsFwd.h

@@ -10,6 +10,8 @@
 #ifndef EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_FWD_H
 #define EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_FWD_H
 
+#include "../../InternalHeaderCheck.h"
+
 namespace Eigen {
 namespace internal {
 

Eigen/src/Core/arch/Default/Half.h

@@ -36,6 +36,7 @@
 #ifndef EIGEN_HALF_H
 #define EIGEN_HALF_H
 
+#include "../../InternalHeaderCheck.h"
 #include <sstream>
 
 #if defined(EIGEN_HAS_GPU_FP16) || defined(EIGEN_HAS_ARM64_FP16_SCALAR_ARITHMETIC)