From 76687f385c80a4d576d4fadeb271a94d9783b194 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Mon, 20 Feb 2017 14:27:26 +0100
Subject: bug #1394: fix compilation of
 SelfAdjointEigenSolver<Matrix>(sparse*sparse);

---
 Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Eigen/src/Eigenvalues')

diff --git a/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h b/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h
index a9f56c4f5..9ddd553f2 100644
--- a/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h
+++ b/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h
@@ -414,7 +414,8 @@ SelfAdjointEigenSolver<MatrixType>& SelfAdjointEigenSolver<MatrixType>
 
   if(n==1)
   {
-    m_eivalues.coeffRef(0,0) = numext::real(matrix.diagonal()[0]);
+    m_eivec = matrix;
+    m_eivalues.coeffRef(0,0) = numext::real(m_eivec.coeff(0,0));
     if(computeEigenvectors)
       m_eivec.setOnes(n,n);
     m_info = Success;
-- 
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