$ gdb /usr/local/lib/maxima/5.9.1/binary-gcl/maxima 2>gdb.err
GNU gdb 5.3-22mdk (Mandrake Linux)
Copyright 2002 Free Software Foundation, Inc.
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(gdb) r
Starting program: /usr/local/lib/maxima/5.9.1/binary-gcl/maxima 
GCL (GNU Common Lisp)  2.6.5 ANSI    Oct  4 2004 21:54:43
Source License: LGPL(gcl,gmp), GPL(unexec,bfd)
Binary License:  GPL due to GPL'ed components: (READLINE BFD UNEXEC)
Modifications of this banner must retain notice of a compatible license
Dedicated to the memory of W. Schelter

Use (help) to get some basic information on how to use GCL.

>(run)

Maxima 5.9.1 <a  rel="nofollow" href="http://maxima.sourceforge.net">http://maxima.sourceforge.net</a>
Using Lisp Kyoto Common Lisp GCL 2.6.5 (aka GCL)
Distributed under the GNU Public License. See the file COPYING.
Dedicated to the memory of William Schelter.
This is a development version of Maxima. The function bug_report()
provides bug reporting information.
(%i1) bug_report();


The Maxima bug database is available at
    <a  rel="nofollow" href="http://sourceforge.net/tracker/?atid=104933&group_id=4933&func=browse">http://sourceforge.net/tracker/?atid=104933&group_id=4933&func=browse</a>
Submit bug reports by following the 'Submit New' link on that page.
Please include the following build information with your bug report:
-------------------------------------------------------------

Maxima version: 5.9.1

Program received signal SIGSEGV, Segmentation fault.
0x0810be71 in LI19 ()
(gdb) bt
#0  0x0810be71 in LI19 ()
#1  0x090a6f90 in _xexit_cleanup ()
#2  0x0943e06c in _xexit_cleanup ()
(gdb)  q
The program is running.  Exit anyway? (y or n) y
$