Positive reproducibility with spearfish - Re: [GRASS-user] v.buffer segmentation fault

Markus Neteler neteler at osgeo.org
Sat Jul 25 10:41:18 EDT 2009

On Fri, Jul 24, 2009 at 1:17 PM, Corrado<ct529 at york.ac.uk> wrote:
> Yes it is reproducible with spearfish:
> v.buffer input=landcover output=lcb distance=2 --overwrite
> Buffering lines...
>  100%
> Buffering areas...
> Segmentation fault

Same here with GRASS 6.5:

GRASS 6.5.svn (spearfish60):~ > gdb v.buffer
(gdb) r input=landcover output=lcb distance=2 --o
Starting program:
input=landcover output=lcb distance=2 --o
[Thread debugging using libthread_db enabled]
WARNING: Vector map <lcb> already exists and will be overwritten
Buffering lines...
Buffering areas...
[New Thread 0x7f8b055c4720 (LWP 3392)]

Program received signal SIGSEGV, Segmentation fault.
0x00007f8b051b64c8 in Vect_get_isle_points (Map=0x7fff0d60f6d0,
isle=0, BPoints=0x2362de0) at area.c:118
118         G_debug(3, "  n_lines = %d", Isle->n_lines);

I have created a ticket for this:


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