[Pkg-octave-devel] Bug#490588: [OctDev] Bug#490588: octave-ftp: octave segfaults on clear all command

Michael Goffioul michael.goffioul at gmail.com
Sun Jul 13 08:41:03 UTC 2008


This is a known problem. See the following thread
http://www.nabble.com/%22clear-all%22-problem-for-classes-defined-in-oct-files-%28Was%3A-%3A-bug%29-%28Concerns%3A-SWIG%29-td17473917.html#a17473917

Michael.


On Sun, Jul 13, 2008 at 10:13 AM, Rafael Laboissiere <rafael at debian.org> wrote:
> * Rafael Laboissiere <rafael at debian.org> [2008-07-13 09:15]:
>
>> It is curious that ftpobj appears twice, both as a dynamically linked
>> function and as a user variable.  By the way, the following commands also
>> cause a segmentation fault:
>>
>> octave:1> clear ftpobj; clear ftpobj; whos
>
> Some further information on this bug: I ran the above through gdb (with the
> octave3.0-dbg pacakge installed) and got the following:
>
> (sid) $ gdb -q octave
> (no debugging symbols found)
> (gdb) run -q
> Starting program: /usr/bin/octave -q
> (no debugging symbols found)
> (no debugging symbols found)
> [Thread debugging using libthread_db enabled]
> [New Thread 0x2b4a792d4700 (LWP 7664)]
> octave:1> clear ftpobj ; clear ftpobj ; whos
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x2b4a792d4700 (LWP 7664)]
> 0x00002b4a73c1afea in symbol_table::parse_whos_line_format (this=<value
> optimized out>, symbols=@0x7fff3747a200) at ov.h:785
> 785       std::string type_name (void) const { return rep->type_name (); }
> Current language:  auto; currently c++
>
>
> --
> Rafael
>
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