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Fix bug in minmax_coeff_visitor for matrix of all NaNs.

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This commit is contained in:
Rasmus Munk Larsen
2023-03-13 18:25:22 +00:00
parent ee0ff0ab3a
commit 2067b54b13
2 changed files with 29 additions and 3 deletions
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21
test/visitor.cpp
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@@ -92,8 +92,27 @@ template<typename MatrixType> void matrixVisitor(const MatrixType& p)
VERIFY(maxrow != eigen_maxrow || maxcol != eigen_maxcol);
VERIFY((numext::isnan)(eigen_minc));
VERIFY((numext::isnan)(eigen_maxc));
}
// Test matrix of all NaNs.
m.fill(NumTraits<Scalar>::quiet_NaN());
eigen_minc = m.template minCoeff<PropagateNumbers>(&eigen_minrow, &eigen_mincol);
eigen_maxc = m.template maxCoeff<PropagateNumbers>(&eigen_maxrow, &eigen_maxcol);
VERIFY(eigen_minrow == 0);
VERIFY(eigen_maxrow == 0);
VERIFY(eigen_mincol == 0);
VERIFY(eigen_maxcol == 0);
VERIFY((numext::isnan)(eigen_minc));
VERIFY((numext::isnan)(eigen_maxc));
eigen_minc = m.template minCoeff<PropagateNaN>(&eigen_minrow, &eigen_mincol);
eigen_maxc = m.template maxCoeff<PropagateNaN>(&eigen_maxrow, &eigen_maxcol);
VERIFY(eigen_minrow == 0);
VERIFY(eigen_maxrow == 0);
VERIFY(eigen_mincol == 0);
VERIFY(eigen_maxcol == 0);
VERIFY((numext::isnan)(eigen_minc));
VERIFY((numext::isnan)(eigen_maxc));
}
}
template<typename VectorType> void vectorVisitor(const VectorType& w)