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Fix #1974: assertion when reserving an empty sparse matrix

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Gael Guennebaud
2020-08-26 12:32:20 +02:00
parent 8bb0febaf9
commit 25424d91f6
2 changed files with 10 additions and 1 deletions
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3
Eigen/src/SparseCore/SparseMatrix.h
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@@ -329,7 +329,8 @@ class SparseMatrix
m_outerIndex[j] = newOuterIndex[j];
m_innerNonZeros[j] = innerNNZ;
}
m_outerIndex[m_outerSize] = m_outerIndex[m_outerSize-1] + m_innerNonZeros[m_outerSize-1] + reserveSizes[m_outerSize-1];
if(m_outerSize>0)
m_outerIndex[m_outerSize] = m_outerIndex[m_outerSize-1] + m_innerNonZeros[m_outerSize-1] + reserveSizes[m_outerSize-1];
m_data.resize(m_outerIndex[m_outerSize]);
}