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[Octave-bug-tracker] [bug #37095] Segfault with CHOL and a second output
From: |
Guillaume |
Subject: |
[Octave-bug-tracker] [bug #37095] Segfault with CHOL and a second output argument |
Date: |
Tue, 14 Aug 2012 15:44:55 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20100101 Firefox/14.0.1 |
URL:
<http://savannah.gnu.org/bugs/?37095>
Summary: Segfault with CHOL and a second output argument
Project: GNU Octave
Submitted by: gyom
Submitted on: Tue 14 Aug 2012 03:44:54 PM GMT
Category: None
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: Crash
Status: None
Assigned to: None
Originator Name: Guillaume
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: dev
Operating System: Any
_______________________________________________________
Details:
Calling CHOL on a non positive definite sparse matrix and two output arguments
generates a segmentation fault:
octave:1> A=-speye(3);
octave:2> B=chol(A);
warning: warning 1, at line 432 in file ../Cholesky/t_cholmod_rowfac.c
warning: not positive definite
error: chol: input matrix must be positive definite
octave:2> [B,C]=chol(A);
warning: warning 1, at line 432 in file ../Cholesky/t_cholmod_rowfac.c
warning: not positive definite
panic: Segmentation fault -- stopping myself...
attempting to save variables to `octave-workspace'...
save to `octave-workspace' complete
Segmentation fault
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?37095>
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- [Octave-bug-tracker] [bug #37095] Segfault with CHOL and a second output argument,
Guillaume <=
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Carlo de Falco, 2012/08/14
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Jordi Gutiérrez Hermoso, 2012/08/14
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Jordi Gutiérrez Hermoso, 2012/08/14
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Guillaume, 2012/08/15
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Jordi Gutiérrez Hermoso, 2012/08/15
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Guillaume, 2012/08/15
- [Octave-bug-tracker] [bug #37095] Segfault when calling chol () on non-SPD sparse matrix and requesting a second output argument, Jordi Gutiérrez Hermoso, 2012/08/16