Mercurial > octave
view liboctave/array/CNDArray.h @ 32045:f18da620ab4d stable
Fix floating point exception when Sparse array reshaped to 0x0 (bug #64080)
* Sparse.cc (reshape): Test for empty matrix (number of rows or columns equal
to 0) and immediately return constructed, but unfilled, empty sparse matrix.
* data.cc (Freshape): Add BIST test for bug #64080.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 20 Apr 2023 18:58:57 -0700 |
parents | 597f3ee61a48 |
children | 21f9b34eb893 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2003-2023 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_CNDArray_h) #define octave_CNDArray_h 1 #include "octave-config.h" #include "MArray.h" #include "bsxfun-decl.h" #include "mx-defs.h" #include "mx-op-decl.h" class OCTAVE_API ComplexNDArray : public MArray<Complex> { public: ComplexNDArray (void) : MArray<Complex> () { } ComplexNDArray (const dim_vector& dv) : MArray<Complex> (dv) { } ComplexNDArray (const dim_vector& dv, const Complex& val) : MArray<Complex> (dv, val) { } ComplexNDArray (const ComplexNDArray& a) : MArray<Complex> (a) { } template <typename U> ComplexNDArray (const MArray<U>& a) : MArray<Complex> (a) { } template <typename U> ComplexNDArray (const Array<U>& a) : MArray<Complex> (a) { } ComplexNDArray (const charNDArray&); ComplexNDArray& operator = (const ComplexNDArray& a) { MArray<Complex>::operator = (a); return *this; } // unary operations OCTAVE_API boolNDArray operator ! (void) const; // FIXME: this is not quite the right thing. OCTAVE_API bool any_element_is_nan (void) const; OCTAVE_API bool any_element_is_inf_or_nan (void) const; OCTAVE_API bool all_elements_are_real (void) const; OCTAVE_API bool all_integers (double& max_val, double& min_val) const; OCTAVE_API bool too_large_for_float (void) const; OCTAVE_API boolNDArray all (int dim = -1) const; OCTAVE_API boolNDArray any (int dim = -1) const; OCTAVE_API ComplexNDArray cumprod (int dim = -1) const; OCTAVE_API ComplexNDArray cumsum (int dim = -1) const; OCTAVE_API ComplexNDArray prod (int dim = -1) const; OCTAVE_API ComplexNDArray sum (int dim = -1) const; OCTAVE_API ComplexNDArray xsum (int dim = -1) const; OCTAVE_API ComplexNDArray sumsq (int dim = -1) const; OCTAVE_API ComplexNDArray concat (const ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx); OCTAVE_API ComplexNDArray concat (const NDArray& rb, const Array<octave_idx_type>& ra_idx); OCTAVE_API ComplexNDArray max (int dim = -1) const; OCTAVE_API ComplexNDArray max (Array<octave_idx_type>& index, int dim = -1) const; OCTAVE_API ComplexNDArray min (int dim = -1) const; OCTAVE_API ComplexNDArray min (Array<octave_idx_type>& index, int dim = -1) const; OCTAVE_API ComplexNDArray cummax (int dim = -1) const; OCTAVE_API ComplexNDArray cummax (Array<octave_idx_type>& index, int dim = -1) const; OCTAVE_API ComplexNDArray cummin (int dim = -1) const; OCTAVE_API ComplexNDArray cummin (Array<octave_idx_type>& index, int dim = -1) const; OCTAVE_API ComplexNDArray diff (octave_idx_type order = 1, int dim = -1) const; OCTAVE_API ComplexNDArray& insert (const NDArray& a, octave_idx_type r, octave_idx_type c); OCTAVE_API ComplexNDArray& insert (const ComplexNDArray& a, octave_idx_type r, octave_idx_type c); OCTAVE_API ComplexNDArray& insert (const ComplexNDArray& a, const Array<octave_idx_type>& ra_idx); OCTAVE_API NDArray abs (void) const; OCTAVE_API boolNDArray isnan (void) const; OCTAVE_API boolNDArray isinf (void) const; OCTAVE_API boolNDArray isfinite (void) const; friend OCTAVE_API ComplexNDArray conj (const ComplexNDArray& a); OCTAVE_API ComplexNDArray fourier (int dim = 1) const; OCTAVE_API ComplexNDArray ifourier (int dim = 1) const; OCTAVE_API ComplexNDArray fourier2d (void) const; OCTAVE_API ComplexNDArray ifourier2d (void) const; OCTAVE_API ComplexNDArray fourierNd (void) const; OCTAVE_API ComplexNDArray ifourierNd (void) const; ComplexNDArray squeeze (void) const { return MArray<Complex>::squeeze (); } static OCTAVE_API void increment_index (Array<octave_idx_type>& ra_idx, const dim_vector& dimensions, int start_dimension = 0); static OCTAVE_API octave_idx_type compute_index (Array<octave_idx_type>& ra_idx, const dim_vector& dimensions); // i/o friend OCTAVE_API std::ostream& operator << (std::ostream& os, const ComplexNDArray& a); friend OCTAVE_API std::istream& operator >> (std::istream& is, ComplexNDArray& a); // bool all_elements_are_real (void) const; // bool all_integers (double& max_val, double& min_val) const; OCTAVE_API ComplexNDArray diag (octave_idx_type k = 0) const; OCTAVE_API ComplexNDArray diag (octave_idx_type m, octave_idx_type n) const; ComplexNDArray& changesign (void) { MArray<Complex>::changesign (); return *this; } }; extern OCTAVE_API ComplexNDArray conj (const ComplexNDArray& a); MINMAX_DECLS (ComplexNDArray, Complex, OCTAVE_API) NDS_CMP_OP_DECLS (ComplexNDArray, Complex, OCTAVE_API) NDS_BOOL_OP_DECLS (ComplexNDArray, Complex, OCTAVE_API) SND_CMP_OP_DECLS (Complex, ComplexNDArray, OCTAVE_API) SND_BOOL_OP_DECLS (Complex, ComplexNDArray, OCTAVE_API) NDND_CMP_OP_DECLS (ComplexNDArray, ComplexNDArray, OCTAVE_API) NDND_BOOL_OP_DECLS (ComplexNDArray, ComplexNDArray, OCTAVE_API) MARRAY_FORWARD_DEFS (MArray, ComplexNDArray, Complex) extern OCTAVE_API ComplexNDArray& operator *= (ComplexNDArray& a, double s); extern OCTAVE_API ComplexNDArray& operator /= (ComplexNDArray& a, double s); BSXFUN_STDOP_DECLS (ComplexNDArray, OCTAVE_API) BSXFUN_STDREL_DECLS (ComplexNDArray, OCTAVE_API) BSXFUN_OP_DECL (pow, ComplexNDArray, OCTAVE_API) #endif