From 6a3423da800234645ea3a192507a0ee2fe317d6c Mon Sep 17 00:00:00 2001
From: Vladimir Chalupecky <vladimir.chalupecky@gmail.com>
Date: Wed, 20 Aug 2014 05:42:22 +0000
Subject: Fix uninitialized variable warning in SparseQR

---
 Eigen/src/SparseQR/SparseQR.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'Eigen/src/SparseQR')

diff --git a/Eigen/src/SparseQR/SparseQR.h b/Eigen/src/SparseQR/SparseQR.h
index 4c6553bf2..66dccfc43 100644
--- a/Eigen/src/SparseQR/SparseQR.h
+++ b/Eigen/src/SparseQR/SparseQR.h
@@ -447,7 +447,7 @@ void SparseQR<MatrixType,OrderingType>::factorize(const MatrixType& mat)
       }
     } // End update current column
     
-    Scalar tau;
+    Scalar tau = RealScalar(0);
     RealScalar beta = 0;
     
     if(nonzeroCol < diagSize)
@@ -461,7 +461,6 @@ void SparseQR<MatrixType,OrderingType>::factorize(const MatrixType& mat)
       for (Index itq = 1; itq < nzcolQ; ++itq) sqrNorm += numext::abs2(tval(Qidx(itq)));
       if(sqrNorm == RealScalar(0) && numext::imag(c0) == RealScalar(0))
       {
-        tau = RealScalar(0);
         beta = numext::real(c0);
         tval(Qidx(0)) = 1;
       }
-- 
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