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+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com>
+//
+// 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/.
+
+#include "main.h"
+
+template <typename Scalar>
+void smallVectors() {
+  typedef Matrix<Scalar, 1, 2> V2;
+  typedef Matrix<Scalar, 3, 1> V3;
+  typedef Matrix<Scalar, 1, 4> V4;
+  typedef Matrix<Scalar, Dynamic, 1> VX;
+  Scalar x1 = internal::random<Scalar>(), x2 = internal::random<Scalar>(), x3 = internal::random<Scalar>(),
+         x4 = internal::random<Scalar>();
+  V2 v2(x1, x2);
+  V3 v3(x1, x2, x3);
+  V4 v4(x1, x2, x3, x4);
+  VERIFY_IS_APPROX(x1, v2.x());
+  VERIFY_IS_APPROX(x1, v3.x());
+  VERIFY_IS_APPROX(x1, v4.x());
+  VERIFY_IS_APPROX(x2, v2.y());
+  VERIFY_IS_APPROX(x2, v3.y());
+  VERIFY_IS_APPROX(x2, v4.y());
+  VERIFY_IS_APPROX(x3, v3.z());
+  VERIFY_IS_APPROX(x3, v4.z());
+  VERIFY_IS_APPROX(x4, v4.w());
+
+  VERIFY_RAISES_ASSERT(V3(2, 1))
+  VERIFY_RAISES_ASSERT(V3(3, 2))
+  VERIFY_RAISES_ASSERT(V4(1, 3))
+  VERIFY_RAISES_ASSERT(V4(2, 4))
+  VERIFY_RAISES_ASSERT(VX(3, 2))
+}
+
+EIGEN_DECLARE_TEST(smallvectors) {
+  for (int i = 0; i < g_repeat; i++) {
+    CALL_SUBTEST(smallVectors<int>());
+    CALL_SUBTEST(smallVectors<float>());
+    CALL_SUBTEST(smallVectors<double>());
+  }
+}