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/superlu_support.cpp b/test/superlu_support.cpp
index 3b16135..98a7bc5 100644
--- a/test/superlu_support.cpp
+++ b/test/superlu_support.cpp
@@ -7,6 +7,7 @@
 // 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_NO_DEBUG_SMALL_PRODUCT_BLOCKS
 #include "sparse_solver.h"
 
 #include <Eigen/SuperLUSupport>