Mercurial > hg > octave-nkf
view liboctave/numeric/fCmplxGEPBAL.h @ 20809:ffc6cdcd02c5 stable
Fix segfault when complex double matrix calls ZGETRF (bug #45577).
* CMatrix.cc (finverse, determinant, rcond, fsolve): Calculate norm of matrix
and if it is NaN, skip calling ZGETRF in LAPACK and set info to non-zero value
to signal an error.
author | Rik <rik@octave.org> |
---|---|
date | Sat, 10 Oct 2015 16:46:00 -0700 |
parents | 4197fc428c7d |
children |
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/* Copyright (C) 1994-2015 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if !defined (octave_fCmplxGEPBAL_h) #define octave_fCmplxGEPBAL_h 1 #include <iosfwd> #include <string> #include "fMatrix.h" #include "fCMatrix.h" class OCTAVE_API FloatComplexGEPBALANCE { public: FloatComplexGEPBALANCE (void) : balanced_mat (), balanced_mat2 (), balancing_mat (), balancing_mat2 () { } FloatComplexGEPBALANCE (const FloatComplexMatrix& a, const FloatComplexMatrix& b, const std::string& balance_job) : balanced_mat (), balanced_mat2 (), balancing_mat (), balancing_mat2 () { init (a, b, balance_job); } FloatComplexGEPBALANCE (const FloatComplexGEPBALANCE& a) : balanced_mat (a.balanced_mat), balanced_mat2 (a.balanced_mat2), balancing_mat (a.balancing_mat), balancing_mat2 (a.balancing_mat2) { } FloatComplexGEPBALANCE& operator = (const FloatComplexGEPBALANCE& a) { if (this != &a) { balanced_mat = a.balanced_mat; balanced_mat2 = a.balanced_mat2; balancing_mat = a.balancing_mat; balancing_mat2 = a.balancing_mat2; } return *this; } ~FloatComplexGEPBALANCE (void) { } FloatComplexMatrix balanced_matrix (void) const { return balanced_mat; } FloatComplexMatrix balanced_matrix2 (void) const { return balanced_mat2; } FloatMatrix balancing_matrix (void) const { return balancing_mat; } FloatMatrix balancing_matrix2 (void) const { return balancing_mat2; } friend std::ostream& operator << (std::ostream& os, const FloatComplexGEPBALANCE& a); private: FloatComplexMatrix balanced_mat; FloatComplexMatrix balanced_mat2; FloatMatrix balancing_mat; FloatMatrix balancing_mat2; octave_idx_type init (const FloatComplexMatrix& a, const FloatComplexMatrix& b, const std::string& balance_job); }; #endif