Aron Ahmadia

#include <iostream>
#ifndef EIGEN_CORE_H
#define EIGEN_CORE_H

// first thing Eigen does: prevent MSVC from committing suicide
#include "src/Core/util/DisableMSVCWarnings.h"

#ifdef _MSC_VER
  #include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled
  #if (_MSC_VER >= 1500) // 2008 or later
    // Remember that usage of defined() in a #define is undefined by the standard.
    // a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.
    #if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || defined(_M_X64)
      #define EIGEN_SSE2_ON_MSVC_2008_OR_LATER
    #endif
  #endif
#endif

#ifdef __GNUC__
  #define EIGEN_GNUC_AT_LEAST(x,y) ((__GNUC__>=x && __GNUC_MINOR__>=y) || __GNUC__>x)
#else
  #define EIGEN_GNUC_AT_LEAST(x,y) 0
#endif

// Remember that usage of defined() in a #define is undefined by the standard
#if (defined __SSE2__) && ( (!defined __GNUC__) || EIGEN_GNUC_AT_LEAST(4,2) )
  #define EIGEN_SSE2_BUT_NOT_OLD_GCC
#endif

#ifdef EIGEN_DONT_ALIGN
  #define EIGEN_DONT_VECTORIZE
#endif

#ifdef __clang__
#define EIGEN_DONT_VECTORIZE
#endif

#ifndef EIGEN_DONT_VECTORIZE
  #if defined (EIGEN_SSE2_BUT_NOT_OLD_GCC) || defined(EIGEN_SSE2_ON_MSVC_2008_OR_LATER)
    #define EIGEN_VECTORIZE
    #define EIGEN_VECTORIZE_SSE
    #include <emmintrin.h>
    #include <xmmintrin.h>
    #ifdef __SSE3__
      #include <pmmintrin.h>
    #endif
    #ifdef __SSSE3__
      #include <tmmintrin.h>
    #endif
    #ifdef __SSE4_1__
      #include <smmintrin.h>
    #endif
    #ifdef __SSE4_2__
      #include <nmmintrin.h>
    #endif
  #elif defined __ALTIVEC__
    #define EIGEN_VECTORIZE
    #define EIGEN_VECTORIZE_ALTIVEC
    #include <altivec.h>
    // We need to #undef all these ugly tokens defined in <altivec.h>
    // => use __vector instead of vector
    #undef bool
    #undef vector
    #undef pixel
  #endif
#endif

#include <cstdlib>
#include <cmath>
#include <complex>
#include <cassert>
#include <functional>
#include <iostream>
#include <cstring>
#include <string>
#include <limits>
// for min/max:
#include <algorithm>

#if (defined(_CPPUNWIND) || defined(__EXCEPTIONS)) && !defined(EIGEN_NO_EXCEPTIONS)
  #define EIGEN_EXCEPTIONS
#endif

#ifdef EIGEN_EXCEPTIONS
  #include <new>
#endif

// this needs to be done after all possible windows C header includes and before any Eigen source includes
// (system C++ includes are supposed to be able to deal with this already):
// windows.h defines min and max macros which would make Eigen fail to compile.
#if defined(min) || defined(max)
#error The preprocessor symbols 'min' or 'max' are defined. If you are compiling on Windows, do #define NOMINMAX to prevent windows.h from defining these symbols.
#endif

// defined in bits/termios.h
#undef B0

namespace Eigen {

/** \defgroup Core_Module Core module
  * This is the main module of Eigen providing dense matrix and vector support
  * (both fixed and dynamic size) with all the features corresponding to a BLAS library
  * and much more...
  *
  * \code
  * #include <Eigen/Core>
  * \endcode
  */

/** The type used to identify a dense storage. */
struct Dense {};

#include "src/Core/util/Macros.h"
#include "src/Core/util/Constants.h"
#include "src/Core/util/ForwardDeclarations.h"
#include "src/Core/util/Meta.h"
#include "src/Core/util/XprHelper.h"
#include "src/Core/util/StaticAssert.h"
#include "src/Core/util/Memory.h"

#include "src/Core/NumTraits.h"
#include "src/Core/MathFunctions.h"
#include "src/Core/GenericPacketMath.h"

#if defined EIGEN_VECTORIZE_SSE
  #include "src/Core/arch/SSE/PacketMath.h"
  #include "src/Core/arch/SSE/MathFunctions.h"
#elif defined EIGEN_VECTORIZE_ALTIVEC
  #include "src/Core/arch/AltiVec/PacketMath.h"
#endif

#ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD
#define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 8
#endif

#include "src/Core/Functors.h"
#include "src/Core/DenseBase.h"
#include "src/Core/MatrixBase.h"
#include "src/Core/AnyMatrixBase.h"
#include "src/Core/Coeffs.h"

#ifndef EIGEN_PARSED_BY_DOXYGEN // work around Doxygen bug triggered by Assign.h r814874
                                // at least confirmed with Doxygen 1.5.5 and 1.5.6
  #include "src/Core/Assign.h"
#endif

#include "src/Core/util/BlasUtil.h"
#include "src/Core/MatrixStorage.h"
#include "src/Core/NestByValue.h"
#include "src/Core/ForceAlignedAccess.h"
#include "src/Core/ReturnByValue.h"
#include "src/Core/NoAlias.h"
#include "src/Core/DenseStorageBase.h"
#include "src/Core/Matrix.h"
#include "src/Core/SelfCwiseBinaryOp.h"
#include "src/Core/CwiseBinaryOp.h"
#include "src/Core/CwiseUnaryOp.h"
#include "src/Core/CwiseNullaryOp.h"
#include "src/Core/CwiseUnaryView.h"
#include "src/Core/Dot.h"
#include "src/Core/StableNorm.h"
#include "src/Core/MapBase.h"
#include "src/Core/Map.h"
#include "src/Core/Block.h"
#include "src/Core/VectorBlock.h"
#include "src/Core/Minor.h"
#include "src/Core/Transpose.h"
#include "src/Core/DiagonalMatrix.h"
#include "src/Core/Diagonal.h"
#include "src/Core/DiagonalProduct.h"
#include "src/Core/PermutationMatrix.h"
#include "src/Core/Redux.h"
#include "src/Core/Visitor.h"
#include "src/Core/Fuzzy.h"
#include "src/Core/IO.h"
#include "src/Core/Swap.h"
#include "src/Core/CommaInitializer.h"
#include "src/Core/ProductBase.h"
#include "src/Core/Product.h"
#include "src/Core/TriangularMatrix.h"
#include "src/Core/SelfAdjointView.h"
#include "src/Core/SolveTriangular.h"
#include "src/Core/products/GeneralUnrolled.h"
#include "src/Core/products/GeneralBlockPanelKernel.h"
#include "src/Core/products/GeneralMatrixVector.h"
#include "src/Core/products/GeneralMatrixMatrix.h"
#include "src/Core/products/SelfadjointMatrixVector.h"
#include "src/Core/products/SelfadjointMatrixMatrix.h"

@@ //   #include "src/Core/products/SelfadjointProduct.h"

// #include "src/Core/products/SelfadjointRank2Update.h"

 // #include "src/Core/products/TriangularMatrixVector.h"

 //#include "src/Core/products/TriangularMatrixMatrix.h"

  //#include "src/Core/products/TriangularSolverMatrix.h"

  //#include "src/Core/BandMatrix.h"

}




#endif // EIGEN_CORE_H

template<class A> class Foo;
template<typename B, typename C> class Bar;
template<typename B, typename C> class FooBar;

template<typename B, typename C>
class Bar
{
public:
  B y;
  C z;
};

template<class A>
class Foo
{
public:
  A x;
};

template <class Derived> struct Base
{
  int b;
};

template <typename B, typename C>
struct FooBar : Base< Foo < FooBar<B, C> > >
{
  char c;

  template <typename D>
  FooBar& goo(FooBar &_FooBar, D littleD) {std::cout << "goo!" << littleD << std::endl; return _FooBar;}
};

int main()
{
  Foo<int> f;
  Foo< Bar<int,short> > g;
  FooBar<char, float> h;
  FooBar<char, float> i;

  h.goo(i, 3);
  return 0;
}