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Selectively add constexpr to Core expression template scaffolding

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libeigen/eigen!2184

Closes #3041

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-02-24 19:59:10 -08:00
parent 34092d2788
commit 61895c5978
70 changed files with 986 additions and 841 deletions
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8
Eigen/src/Core/ArrayBase.h
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@@ -168,13 +168,13 @@ class ArrayBase : public DenseBase<Derived> {
}
public:
EIGEN_DEVICE_FUNC ArrayBase<Derived>& array() { return *this; }
EIGEN_DEVICE_FUNC const ArrayBase<Derived>& array() const { return *this; }
EIGEN_DEVICE_FUNC constexpr ArrayBase<Derived>& array() { return *this; }
EIGEN_DEVICE_FUNC constexpr const ArrayBase<Derived>& array() const { return *this; }
/** \returns an \link Eigen::MatrixBase Matrix \endlink expression of this array
* \sa MatrixBase::array() */
EIGEN_DEVICE_FUNC MatrixWrapper<Derived> matrix() { return MatrixWrapper<Derived>(derived()); }
EIGEN_DEVICE_FUNC const MatrixWrapper<const Derived> matrix() const {
EIGEN_DEVICE_FUNC constexpr MatrixWrapper<Derived> matrix() { return MatrixWrapper<Derived>(derived()); }
EIGEN_DEVICE_FUNC constexpr const MatrixWrapper<const Derived> matrix() const {
return MatrixWrapper<const Derived>(derived());
}