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Eliminate use of std::cout in ArpackSelfAdjointEigenSolver.

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### Description
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Eliminate use of std::cout in ArpackSelfAdjointEigenSolver.

Instead set the appropriate error status on failure.

### Reference issue
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### Additional information
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See merge request libeigen/eigen!2041

(cherry picked from commit b4209fe984)
This commit is contained in:
Antonio Sánchez
2025-10-24 19:46:57 +00:00
committed by Antonio Sanchez
parent 5aec73ab06
commit 85e122408b
1 changed files with 11 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
unsupported/Eigen/src/Eigenvalues/ArpackSelfAdjointEigenSolver.h
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@@ -454,8 +454,16 @@ ArpackGeneralizedSelfAdjointEigenSolver<MatrixType, MatrixSolver, BisSPD>::compu
}
}
if (!(mode == 1 && isBempty) && !(mode == 2 && isBempty) && OP.info() != Success)
std::cout << "Error factoring matrix" << std::endl;
if (!(mode == 1 && isBempty) && !(mode == 2 && isBempty) && OP.info() != Success) {
m_info = OP.info() delete[] v;
delete[] iparam;
delete[] ipntr;
delete[] workd;
delete[] workl;
delete[] resid;
m_isInitialized = false;
return *this;
}
do {
internal::arpack_wrapper<Scalar, RealScalar>::saupd(&ido, bmat, &n, whch, &nev, &tol, resid, &ncv, v, &ldv, iparam,
@@ -572,7 +580,7 @@ ArpackGeneralizedSelfAdjointEigenSolver<MatrixType, MatrixSolver, BisSPD>::compu
delete[] workl;
delete[] resid;
m_isInitialized = true;
m_isInitialized = (m_info == Success);
return *this;
}