Re: Assertion failures at start

[Stefan Monnier]

>> I get an assertion failure right at the start.  After commenting out
>> 2 assertions (see patch at the end), the programs starts up and runs
>> fine.  Are these assertions out-of-date or something?

> I don't think so.  Perhaps, there's a bug somewhere else.
> Could you find which attribute is not specified?

See the session below if I re-enable the assertion in
realize_default_face.


        Stefan


(gdb) r -Q
Starting program: /home/monnier/src/emacs/cvs/trunk/src/emacs -Q
[Thread debugging using libthread_db enabled]
[New Thread 0xb73a2720 (LWP 20245)]
[Switching to Thread 0xb73a2720 (LWP 20245)]

Breakpoint 1, abort () at emacs.c:427
(gdb) up
#1  0x081c502d in realize_default_face (f=0x886c918) at xfaces.c:5643
(gdb) p lface
$1 = {
  i = 2295805648, 
  s = {
    val = 148322000, 
    type = Lisp_Vectorlike
  }, 
  u = {
    val = 148322000, 
    type = Lisp_Vectorlike
  }
}
(gdb) pr
[face "default" "default" normal 1 normal normal nil nil "unspecified-fg" 
"unspecified-bg" nil nil nil nil unspecified unspecified unspecified]
(gdb) bt
#0  abort () at emacs.c:427
#1  0x081c502d in realize_default_face (f=0x886c918) at xfaces.c:5643
#2  0x081c41f4 in realize_basic_faces (f=0x886c918) at xfaces.c:5514
#3  0x081b6143 in recompute_basic_faces (f=0x886c918) at xfaces.c:922
#4  0x0808d091 in init_iterator (it=0xbfb9eba8, w=0x886d028, charpos=1, 
    bytepos=1, row=0x0, base_face_id=DEFAULT_FACE_ID) at xdisp.c:2567
#5  0x080a3eb2 in resize_mini_window (w=0x886d028, exact_p=1) at xdisp.c:8543
#6  0x0806cf0b in do_switch_frame (frame=
        {i = 2294721144, s = {val = 147237496, type = Lisp_Vectorlike}, u = 
{val = 147237496, type = Lisp_Vectorlike}}, track=1, for_deletion=0)
    at frame.c:866
#7  0x0806dc72 in Fselect_frame (frame=
        {i = 2294721144, s = {val = 147237496, type = Lisp_Vectorlike}, u = 
{val = 147237496, type = Lisp_Vectorlike}}) at frame.c:908
#8  0x080fec71 in run_window_configuration_change_hook (f=0x8c6aa78)
    at window.c:3323
#9  0x08065e6b in change_frame_size_1 (f=0x8c6aa78, newheight=40, 
    newwidth=80, pretend=1, delay=0, safe=0) at dispnew.c:6399
#10 0x08065742 in change_frame_size (f=0x8c6aa78, newheight=40, newwidth=80, 
    pretend=1, delay=0, safe=0) at dispnew.c:6286
#11 0x081e80be in Fx_create_frame (parms=
        {i = 2832754592, s = {val = 148400032, type = Lisp_Cons}, u = {val = 
148400032, type = Lisp_Cons}}) at xfns.c:3419
#12 0x0833e4a5 in Ffuncall (nargs=2, args=0xbfb9f2e4) at eval.c:3042
#13 0x083e0676 in Fbyte_code (bytestr=
        {i = 1751253088, s = {val = 140640352, type = Lisp_String}, u = {val = 
140640352, type = Lisp_String}}, vector=
        {i = 2288124096, s = {val = 140640448, type = Lisp_Vectorlike}, u = 
{val = 140640448, type = Lisp_Vectorlike}}, maxdepth=
        {i = 4, s = {val = 4, type = Lisp_Int}, u = {val = 4, type = 
Lisp_Int}}) at bytecode.c:678
#14 0x0833f504 in funcall_lambda (fun=
        {i = 2288123956, s = {val = 140640308, type = Lisp_Vectorlike}, u = 
{val = 140640308, type = Lisp_Vectorlike}}, nargs=1, arg_vector=0xbfb9f604)
    at eval.c:3229
#15 0x0833eb24 in Ffuncall (nargs=2, args=0xbfb9f600) at eval.c:3088
#16 0x083e0676 in Fbyte_code (bytestr=
        {i = 1751570676, s = {val = 140957940, type = Lisp_String}, u = {val = 
140957940, type = Lisp_String}}, vector=
        {i = 2288441728, s = {val = 140958080, type = Lisp_Vectorlike}, u = 
{val = 140958080, type = Lisp_Vectorlike}}, maxdepth=
        {i = 6, s = {val = 6, type = Lisp_Int}, u = {val = 6, type = 
Lisp_Int}}) at bytecode.c:678
#17 0x0833f504 in funcall_lambda (fun=
        {i = 2288441540, s = {val = 140957892, type = Lisp_Vectorlike}, u = 
{val = 140957892, type = Lisp_Vectorlike}}, nargs=1, arg_vector=0xbfb9f934)
    at eval.c:3229
#18 0x0833eb24 in Ffuncall (nargs=2, args=0xbfb9f930) at eval.c:3088
#19 0x083e0676 in Fbyte_code (bytestr=
        {i = 1751566840, s = {val = 140954104, type = Lisp_String}, u = {val = 
140954104, type = Lisp_String}}, vector=
        {i = 2288437872, s = {val = 140954224, type = Lisp_Vectorlike}, u = 
{val = 140954224, type = Lisp_Vectorlike}}, maxdepth=
        {i = 6, s = {val = 6, type = Lisp_Int}, u = {val = 6, type = 
Lisp_Int}}) at bytecode.c:678
#20 0x0833f504 in funcall_lambda (fun=
        {i = 2288437724, s = {val = 140954076, type = Lisp_Vectorlike}, u = 
{val = 140954076, type = Lisp_Vectorlike}}, nargs=0, arg_vector=0xbfb9fc64)
    at eval.c:3229
#21 0x0833eb24 in Ffuncall (nargs=1, args=0xbfb9fc60) at eval.c:3088
#22 0x083e0676 in Fbyte_code (bytestr=
        {i = 1751293716, s = {val = 140680980, type = Lisp_String}, u = {val = 
140680980, type = Lisp_String}}, vector=
        {i = 2288165520, s = {val = 140681872, type = Lisp_Vectorlike}, u = 
{val = 140681872, type = Lisp_Vectorlike}}, maxdepth=
        {i = 7, s = {val = 7, type = Lisp_Int}, u = {val = 7, type = 
Lisp_Int}}) at bytecode.c:678
#23 0x0833f504 in funcall_lambda (fun=
        {i = 2288164604, s = {val = 140680956, type = Lisp_Vectorlike}, u = 
{val = 140680956, type = Lisp_Vectorlike}}, nargs=0, arg_vector=0xbfb9ff94)
    at eval.c:3229
#24 0x0833eb24 in Ffuncall (nargs=1, args=0xbfb9ff90) at eval.c:3088
#25 0x083e0676 in Fbyte_code (bytestr=
        {i = 1751289604, s = {val = 140676868, type = Lisp_String}, u = {val = 
140676868, type = Lisp_String}}, vector=
        {i = 2288160736, s = {val = 140677088, type = Lisp_Vectorlike}, u = 
{val = 140677088, type = Lisp_Vectorlike}}, maxdepth=
        {i = 6, s = {val = 6, type = Lisp_Int}, u = {val = 6, type = 
Lisp_Int}}) at bytecode.c:678
#26 0x0833f504 in funcall_lambda (fun=
        {i = 2288160492, s = {val = 140676844, type = Lisp_Vectorlike}, u = 
{val = 140676844, type = Lisp_Vectorlike}}, nargs=0, arg_vector=0xbfba0200)
    at eval.c:3229
#27 0x0833edff in apply_lambda (fun=
        {i = 2288160492, s = {val = 140676844, type = Lisp_Vectorlike}, u = 
{val = 140676844, type = Lisp_Vectorlike}}, args=
        {i = 679791896, s = {val = 142920984, type = Lisp_Symbol}, u = {val = 
142920984, type = Lisp_Symbol}}, eval_flag=1) at eval.c:3153
#28 0x0833c7de in Feval (form=
        {i = 2827812424, s = {val = 143457864, type = Lisp_Cons}, u = {val = 
143457864, type = Lisp_Cons}}) at eval.c:2415
#29 0x0822e278 in top_level_2 () at keyboard.c:1376
#30 0x0833990b in internal_condition_case (bfun=0x822e25d <top_level_2>, 
    handlers=
        {i = 679835024, s = {val = 142964112, type = Lisp_Symbol}, u = {val = 
142964112, type = Lisp_Symbol}}, hfun=0x822dcb3 <cmd_error>) at eval.c:1511
#31 0x0822e2bd in top_level_1 () at keyboard.c:1384
#32 0x08339196 in internal_catch (tag=
        {i = 679831008, s = {val = 142960096, type = Lisp_Symbol}, u = {val = 
142960096, type = Lisp_Symbol}}, func=0x822e284 <top_level_1>, arg=
        {i = 679791896, s = {val = 142920984, type = Lisp_Symbol}, u = {val = 
142920984, type = Lisp_Symbol}}) at eval.c:1247
#33 0x0822e1b3 in command_loop () at keyboard.c:1339
#34 0x0822d315 in recursive_edit_1 () at keyboard.c:955
#35 0x0822d88a in Frecursive_edit () at keyboard.c:1017
#36 0x0822b3cf in main (argc=2, argv=0xbfba0a64) at emacs.c:1772

Lisp Backtrace:
"x-create-frame" (0xbfb9f2e8)
"x-create-frame-with-faces" (0xbfb9f604)
"make-frame" (0xbfb9f934)
"frame-initialize" (0xbfb9fc64)
"command-line" (0xbfb9ff94)
"normal-top-level" (0xbfba0200)
(gdb)