1 files changed, 47 insertions, 0 deletions
diff --git a/extern/Eigen2/Eigen/src/Core/CoreInstantiations.cpp b/extern/Eigen2/Eigen/src/Core/CoreInstantiations.cpp
new file mode 100644
index 00000000000..56a9448917a
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+++ b/extern/Eigen2/Eigen/src/Core/CoreInstantiations.cpp
@@ -0,0 +1,47 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra. Eigen itself is part of the KDE project.
+//
+// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
+//
+// Eigen is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 3 of the License, or (at your option) any later version.
+//
+// Alternatively, you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of
+// the License, or (at your option) any later version.
+//
+// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License and a copy of the GNU General Public License along with
+// Eigen. If not, see <http://www.gnu.org/licenses/>.
+
+#ifdef EIGEN_EXTERN_INSTANTIATIONS
+#undef EIGEN_EXTERN_INSTANTIATIONS
+#endif
+
+#include "../../Core"
+
+namespace Eigen
+{
+
+#define EIGEN_INSTANTIATE_PRODUCT(TYPE) \
+template static void ei_cache_friendly_product<TYPE>( \
+  int _rows, int _cols, int depth, \
+  bool _lhsRowMajor, const TYPE* _lhs, int _lhsStride, \
+  bool _rhsRowMajor, const TYPE* _rhs, int _rhsStride, \
+  bool resRowMajor, TYPE* res, int resStride)
+
+EIGEN_INSTANTIATE_PRODUCT(float);
+EIGEN_INSTANTIATE_PRODUCT(double);
+EIGEN_INSTANTIATE_PRODUCT(int);
+EIGEN_INSTANTIATE_PRODUCT(std::complex<float>);
+EIGEN_INSTANTIATE_PRODUCT(std::complex<double>);
+
+}