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Fix select: return typed comparisons if vectorized

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This commit is contained in:
Charles Schlosser
2025-09-24 05:38:12 +00:00
committed by Rasmus Munk Larsen
parent 027dc5bc8d
commit dbd25f632b
3 changed files with 38 additions and 26 deletions
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12
test/array_cwise.cpp
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@@ -762,6 +762,18 @@ void comparisons(const ArrayType& m) {
VERIFY_IS_APPROX(((m1.abs() + 1) > RealScalar(0.1)).colwise().count(),
ArrayOfIndices::Constant(cols, rows).transpose());
VERIFY_IS_APPROX(((m1.abs() + 1) > RealScalar(0.1)).rowwise().count(), ArrayOfIndices::Constant(rows, cols));
// simple data type that does not permit implicit conversions
struct scalar_wrapper {
Scalar m_data;
scalar_wrapper() : m_data(0) {}
explicit scalar_wrapper(Scalar data) : m_data(data) {}
bool operator==(scalar_wrapper other) const { return m_data == other.m_data; }
};
// test bug2966: select did not support some scalar types that forbade implicit conversions from bool
ArrayX<scalar_wrapper> m5(10);
m5 = (m5 == scalar_wrapper(0)).select(m5, m5);
}
template <typename ArrayType>