[PD-dev] iemgui crash when compiling against 0.41

Hans-Christoph Steiner hans at eds.org
Mon Oct 29 21:07:01 CET 2007


I noticed that compiling footils/knob/knob.c and moonlib/mknob.c  
against Pd-0.41-test06 (HEAD of MAIN), I get a crash when using that  
object binary with Pd-0.40.3-extended-20071028.app and Pd-0.39.3- 
extended.app on Mac OS X.  Is there some change in 0.41 that might  
cause this?

Here's the stack trace:

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
0x0079004b in mknob_check_minmax ()
(gdb) bt
#0  0x0079004b in mknob_check_minmax ()
#1  0x00039e93 in obj_list (x=0x12, s=0x6a4130, argc=18,  
argv=0x603d10) at m_obj.c:227
#2  0x00039f21 in obj_list (x=0x0, s=0x6a4130, argc=18, argv=0x0) at  
m_obj.c:237
#3  0x00039c40 in inlet_anything (x=0x190980, s=0x6a4130, argc=18,  
argv=0x8a470) at m_obj.c:126
#4  0x0003d487 in binbuf_convert (oldb=0x12, maxtopd=-1073765512) at  
m_binbuf.c:1007
#5  0x0000945f in canvas_toggle (gl=0x0, s=0x6a81b0, argc=566208,  
argv=0x43970000) at g_text.c:188
#6  0x00009619 in canvas_numbox (gl=0x6a7a80, s=0x603f20, argc=21,  
argv=0x8a3c0) at g_text.c:234
#7  0x00039bed in inlet_list (x=0x6a7a80, s=0x9c1, argc=21,  
argv=0x8a3c0) at m_obj.c:121
#8  0x0003d487 in binbuf_convert (oldb=0x12, maxtopd=13420) at  
m_binbuf.c:1007
#9  0x0004036c in m_scheduler () at m_sched.c:400
#10 0x000403f3 in m_scheduler () at m_sched.c:452
#11 0x00039d06 in pointerinlet_pointer (x=0x190b10, gp=0x60d2d0) at  
m_obj.c:153
#12 0x0003d487 in binbuf_convert (oldb=0x12, maxtopd=0) at m_binbuf.c: 
1007
#13 0x00044548 in sys_loadpreferences () at s_file.c:397
#14 0x0004361a in sys_startgui (guidir=0x0) at s_inter.c:874
#15 0x0004367f in sys_startgui (guidir=0x1388 "") at s_inter.c:879
#16 0x00041501 in sys_argparse (argc=6349136, argv=0xbfffef04) at  
s_main.c:674
#17 0x00043407 in socketreceiver_read (x=0x3, fd=-1073745796) at  
s_inter.c:430
#18 0x000022d2 in mknob_check_minmax ()
Cannot access memory at address 0xf9c


.hc



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The arc of history bends towards justice.     - Dr. Martin Luther  
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