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This commit is contained in:
Gael Guennebaud 2015-06-09 18:34:13 +02:00
parent 554356b034
commit 421aa4f358
1 changed files with 2 additions and 2 deletions
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Eigen/src/SparseCore/SparseDenseProduct.h
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@ -177,10 +177,10 @@ struct sparse_time_dense_product_impl<SparseLhsType,DenseRhsType,DenseResType, R
Index n = lhs.outerSize(); Index n = lhs.outerSize();
for(Index j=0; j<n; ++j) for(Index j=0; j<n; ++j)
{ {
typename Res::Scalar tmp(res.coeffRef(j,c)); typename Res::Scalar tmp(0);
for(LhsInnerIterator it(lhs,j); it ;++it) for(LhsInnerIterator it(lhs,j); it ;++it)
tmp += it.value() * rhs.coeff(it.index(),c); tmp += it.value() * rhs.coeff(it.index(),c);
res.coeffRef(j,c) = alpha * tmp; res.coeffRef(j,c) += alpha * tmp;
} }
} }
} }