Comment 3 for bug 698568

(gdb) [Tanuki:AE/minisys/schematic] jpd% gdb gattrib
GNU gdb 6.3.50-20050815 (Apple version gdb-573) (Fri Oct 20 15:54:33 GMT 2006)
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This GDB was configured as "powerpc-apple-darwin"...Reading symbols for shared libraries .......................... done

(gdb) run chain.sch
Starting program: /sw/bin/gattrib chain.sch
Reading symbols for shared libraries ................................................+................+++++...+.+.+.....+++.++++++++ done
gEDA/gattrib version 1.4.2.20081220
gEDA/gattrib comes with ABSOLUTELY NO WARRANTY; see COPYING for more details.
This is free software, and you are welcome to redistribute it under certain
conditions; please see the COPYING file for more details.

Reading symbols for shared libraries . done

** (gattrib:16271): CRITICAL **: u_basic_breakup_string: assertion `(string != NULL)' failed

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
0x90002f40 in strcmp ()
(gdb) bt
#0 0x90002f40 in strcmp ()
#1 0x000276c8 in s_attrib_name_in_list (name_value_list=0xfffffffc, name=0x2913c30 "device") at s_attrib.c:56
#2 0x00027e10 in s_toplevel_update_component_attribs_in_toplevel (o_current=0x29886c0, new_comp_attrib_list=0x2913df0) at s_toplevel.c:634
#3 0x0002843c in s_toplevel_sheetdata_to_toplevel (start_obj=0x1e75c70) at s_toplevel.c:429
#4 0x00028560 in s_toplevel_gtksheet_to_toplevel () at s_toplevel.c:158
#5 0x00022ecc in menu_file_save () at x_window.c:149
#6 0x013a9c08 in g_closure_invoke ()
#7 0x013ba9ec in signal_emit_unlocked_R ()
#8 0x013bbe00 in g_signal_emit_valist ()
#9 0x013bc060 in g_signal_emit ()
#10 0x003e29ac in _gtk_action_emit_activate ()
#11 0x003e3cbc in closure_accel_activate ()
#12 0x013a9c08 in g_closure_invoke ()
#13 0x013ba9ec in signal_emit_unlocked_R ()
#14 0x013bbe60 in g_signal_emit_valist ()
#15 0x013bc060 in g_signal_emit ()
#16 0x003dd764 in gtk_accel_group_activate ()
#17 0x003dedb0 in gtk_accel_groups_activate ()
#18 0x005c7914 in gtk_window_activate_key ()
#19 0x005c7954 in gtk_window_key_press_event ()
#20 0x004a2784 in _gtk_marshal_BOOLEAN__BOXED ()
#21 0x013a9c08 in g_closure_invoke ()
#22 0x013bac10 in signal_emit_unlocked_R ()
#23 0x013bbe60 in g_signal_emit_valist ()
#24 0x013bc060 in g_signal_emit ()
#25 0x005b2ed4 in gtk_widget_event_internal ()
#26 0x004a0950 in gtk_propagate_event ()
#27 0x004a100c in gtk_main_do_event ()
#28 0x0014c250 in gdk_event_dispatch ()
#29 0x01414310 in g_main_context_dispatch ()
#30 0x01416078 in g_main_context_iterate ()
#31 0x01416474 in g_main_loop_run ()
#32 0x004a00ac in gtk_main ()
#33 0x000291d0 in gattrib_main (closure=0xfffffffc, argc=2, argv=0xbfffed9c) at gattrib.c:217
#34 0x0156d1b8 in invoke_main_func (body_data=0xbfffec48) at init.c:367
#35 0x0153c6ec in c_body (d=0xbfffeb78) at continuations.c:350
#36 0x015b53ac in scm_c_catch (tag=0x104, body=0x153c6c0 <c_body>, body_data=0xbfffeb78, handler=0x153c710 <c_handler>, handler_data=0xbfffeb78, pre_unwind_handler=0x15b5a80 <scm_handle_by_message_noexit>, pre_unwind_handler_data=0x0) at throw.c:204
#37 0x0153c6a0 in scm_i_with_continuation_barrier (body=0x153c6c0 <c_body>, body_data=0xbfffeb78, handler=0x153c710 <c_handler>, handler_data=0xbfffeb78, pre_unwind_handler=0x15b5a80 <scm_handle_by_message_noexit>, pre_unwind_handler_data=0x0) at continuations.c:326
#38 0x0153c768 in scm_c_with_continuation_barrier (func=0xfffffffc, data=0x2913c2c) at continuations.c:368
#39 0x015b3154 in scm_i_with_guile_and_parent (func=0x156d170 <invoke_main_func>, data=0xbfffec48, parent=0xfefefeff) at threads.c:695
#40 0x0156d158 in scm_boot_guile (argc=-4, argv=0x2913c2c, main_func=0xfefefeff, closure=0x80808080) at init.c:350
#41 0x00029248 in main (argc=2, argv=0xbfffed9c) at gattrib.c:245
(gdb)