Squashed 'third_party/eigen/' changes from 61d72f6..cf794d3


Change-Id: I9b814151b01f49af6337a8605d0c42a3a1ed4c72
git-subtree-dir: third_party/eigen
git-subtree-split: cf794d3b741a6278df169e58461f8529f43bce5d
diff --git a/test/mpl2only.cpp b/test/mpl2only.cpp
new file mode 100644
index 0000000..7d04d6b
--- /dev/null
+++ b/test/mpl2only.cpp
@@ -0,0 +1,22 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2015 Gael Guennebaud <gael.guennebaud@inria.fr>
+//
+// This Source Code Form is subject to the terms of the Mozilla
+// 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/.
+
+#define EIGEN_MPL2_ONLY
+#include <Eigen/Dense>
+#include <Eigen/SparseCore>
+#include <Eigen/SparseLU>
+#include <Eigen/SparseQR>
+#include <Eigen/Sparse>
+#include <Eigen/IterativeLinearSolvers>
+#include <Eigen/Eigen>
+
+int main()
+{
+  return 0;
+}