[PD-dev] debugging GOP crashes

[Hans-Christoph Steiner]

I submitted a patch related to this problem, hope it helps:

https://sourceforge.net/tracker/?func=detail&aid=3048061&group_id=55736&atid=478072

.hc

On Mon, 2010-08-16 at 22:10 -0400, Hans-Christoph Steiner wrote:
> So I am trying to track down some intermittent crashes related to  
> GOP.  The actual crash happens when hslider_draw_update() is called  
> with a NULL glist as its second argument.  My guess is that this is  
> somehow related to the fact that hslider_draw_update() is not called  
> directly, but rather thru sys_queuegui().  I can't seem to make it  
> crash before that, in hslider_draw().
> 
> Here's the backtrace that I am getting:
> 0   pd                                  0x0001668f graph_graphrect +
> 15  
> (g_graph.c:619)
> 1   pd                                  0x00016a77 glist_ytopixels +
> 128  
> (g_graph.c:594)
> 2   pd                                  0x00016b71 text_ypix + 109  
> (g_graph.c:636)
> 3   pd                                  0x0004153e hslider_draw_update
> + 43  
> (g_hslider.c:40)
> 4   pd                                  0x00062769 sys_pollgui + 179  
> (s_inter.c:764)
> 5   pd                                  0x0005edd8 m_mainloop + 814  
> (m_sched.c:493)
> 6   pd                                  0x000618bf sys_main + 2909  
> (s_main.c:304)
> 7   pd                                  0x00002622 _start + 216
> 8   pd                                  0x00002549 start + 41