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Ensure info() implementation across all SolverBase derived types

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Damiano Franzò 2025-05-02 09:56:48 +02:00 committed by Rasmus Munk Larsen
parent f3e7d64f3d
commit 6f1a143418
5 changed files with 52 additions and 0 deletions
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8
Eigen/src/Core/SolverBase.h
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@ -78,6 +78,14 @@ class SolverBase : public EigenBase<Derived> {
template <typename Derived_>
friend struct internal::solve_assertion;
ComputationInfo info() const {
// CRTP static dispatch: Calls the 'info()' method on the derived class.
// Derived must implement 'ComputationInfo info() const'.
// If not implemented, name lookup falls back to this base method, causing
// infinite recursion (detectable by -Winfinite-recursion).
return derived().info();
}
enum {
RowsAtCompileTime = internal::traits<Derived>::RowsAtCompileTime,
ColsAtCompileTime = internal::traits<Derived>::ColsAtCompileTime,

11
Eigen/src/LU/FullPivLU.h
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@ -78,6 +78,17 @@ class FullPivLU : public SolverBase<FullPivLU<MatrixType_, PermutationIndex_> >
typedef PermutationMatrix<RowsAtCompileTime, MaxRowsAtCompileTime, PermutationIndex> PermutationPType;
typedef typename MatrixType::PlainObject PlainObject;
/** \brief Reports whether the LU factorization was successful.
*
* \note This function always returns \c Success. It is provided for compatibility
* with other factorization routines.
* \returns \c Success
*/
ComputationInfo info() const {
eigen_assert(m_isInitialized && "FullPivLU is not initialized.");
return Success;
}
/**
* \brief Default Constructor.
*

11
Eigen/src/LU/PartialPivLU.h
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@ -90,6 +90,17 @@ class PartialPivLU : public SolverBase<PartialPivLU<MatrixType_, PermutationInde
typedef Transpositions<RowsAtCompileTime, MaxRowsAtCompileTime, PermutationIndex> TranspositionType;
typedef typename MatrixType::PlainObject PlainObject;
/** \brief Reports whether the LU factorization was successful.
*
* \note This function always returns \c Success. It is provided for compatibility
* with other factorization routines.
* \returns \c Success
*/
ComputationInfo info() const {
eigen_assert(m_isInitialized && "PartialPivLU is not initialized.");
return Success;
}
/**
* \brief Default Constructor.
*

11
Eigen/src/QR/FullPivHouseholderQR.h
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@ -82,6 +82,17 @@ class FullPivHouseholderQR : public SolverBase<FullPivHouseholderQR<MatrixType_,
typedef typename internal::plain_col_type<MatrixType>::type ColVectorType;
typedef typename MatrixType::PlainObject PlainObject;
/** \brief Reports whether the QR factorization was successful.
*
* \note This function always returns \c Success. It is provided for compatibility
* with other factorization routines.
* \returns \c Success
*/
ComputationInfo info() const {
eigen_assert(m_isInitialized && "FullPivHouseholderQR is not initialized.");
return Success;
}
/** \brief Default Constructor.
*
* The default constructor is useful in cases in which the user intends to

11
Eigen/src/QR/HouseholderQR.h
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@ -75,6 +75,17 @@ class HouseholderQR : public SolverBase<HouseholderQR<MatrixType_>> {
typedef HouseholderSequence<MatrixType, internal::remove_all_t<typename HCoeffsType::ConjugateReturnType>>
HouseholderSequenceType;
/** \brief Reports whether the QR factorization was successful.
*
* \note This function always returns \c Success. It is provided for compatibility
* with other factorization routines.
* \returns \c Success
*/
ComputationInfo info() const {
eigen_assert(m_isInitialized && "HouseHolderQR is not initialized.");
return Success;
}
/**
* \brief Default Constructor.
*