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Fix memory pre-allocation when permuting inner vectors of a sparse matrix.

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(grafted from da584912b62742b6c4f453fb42eef863e406082d
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This commit is contained in:
Gael Guennebaud 2014-11-24 17:31:59 +01:00
parent a8cb0dfcf5
commit 59b7615d31
1 changed files with 1 additions and 1 deletions
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2
Eigen/src/SparseCore/SparsePermutation.h
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@ -61,7 +61,7 @@ struct permut_sparsematrix_product_retval
for(Index j=0; j<m_matrix.outerSize(); ++j)
{
Index jp = m_permutation.indices().coeff(j);
sizes[((Side==OnTheLeft) ^ Transposed) ? jp : j] = m_matrix.innerVector(((Side==OnTheRight) ^ Transposed) ? jp : j).size();
sizes[((Side==OnTheLeft) ^ Transposed) ? jp : j] = m_matrix.innerVector(((Side==OnTheRight) ^ Transposed) ? jp : j).nonZeros();
}
tmp.reserve(sizes);
for(Index j=0; j<m_matrix.outerSize(); ++j)