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-rw-r--r--Eigen/src/SparseQR/SparseQR.h3
1 files changed, 1 insertions, 2 deletions
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;
}