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| From: | Rik |
| Subject: | [Octave-bug-tracker] [bug #46449] Address-sanitizer triggered in scripts/sparse/ichol.m |
| Date: | Wed, 09 Mar 2016 17:58:51 +0000 |
| User-agent: | Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:43.0) Gecko/20100101 Firefox/43.0 |
Update of bug #46449 (project octave):
Status: None => Fixed
Open/Closed: Open => Closed
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Follow-up Comment #14:
This was real. For any sparse matrices that had columns of all zeros to the
right of the last non-zero element the code was overstepping the ridx pointer
array. This bug was in ichol as well as ilu (written by the same person so
not surprising). I fixed that in this cset
(http://hg.savannah.gnu.org/hgweb/octave/rev/13415264b9f8).
In order to test with the address sanitizer I had to compile using
'--without-opengl' and '--disable-docs' because there are all kinds of
problems associated with OpenGl. That should probably be a separate bug
report.
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