Face cache related crash!

Face cache related crash!

[Johan Bockgård]

- Run `emacs -Q -nw'

- Evaluate 

   (set-display-table-slot
    standard-display-table
    'vertical-border
    (let* ((face 'isearch)
           (face-offset (lsh (face-id face) 19)))
      (+ face-offset ?\|)))

- Hit `C-x 3'.

--

Program received signal SIGSEGV, Segmentation fault.
turn_on_face (f=0x903710, face_id=27) at term.c:1911
1911  long fg = face->foreground;
(gdb) bt
#0  turn_on_face (f=0x903710, face_id=27) at term.c:1911
#1  0x0000000000467d26 in write_glyphs (string=0x2a96c7f628, len=24)
    at term.c:965
#2  0x0000000000411db2 in update_frame_line (f=0x903710, vpos=0)
    at dispnew.c:5656
#3  0x0000000000410fab in update_frame_1 (f=0x903710, force_p=0, 
    inhibit_id_p=0) at dispnew.c:5154
#4  0x000000000040f297 in update_frame (f=0x903710, force_p=0, 
    inhibit_hairy_id_p=0) at dispnew.c:3853
#5  0x0000000000429484 in redisplay_internal (preserve_echo_area=9451280)
    at xdisp.c:10432
[...]

Re: Face cache related crash!

[Lennart Borgman]

----- Original Message ----- 
From: "Johan Bockgård" <bojohan+news@dd.chalmers.se>

> - Run `emacs -Q -nw'
>
> - Evaluate
>
>    (set-display-table-slot
>     standard-display-table
>     'vertical-border
>     (let* ((face 'isearch)
>            (face-offset (lsh (face-id face) 19)))
>       (+ face-offset ?\|)))
>
> - Hit `C-x 3'.

FYI: Trying this on w32 with a not quite uptodate cvs version I get no
crash.

Re: Face cache related crash!

[Kim F. Storm]

bojohan+news@dd.chalmers.se (Johan Bockgård) writes:

> - Run `emacs -Q -nw'
>
> - Evaluate 
>
>    (set-display-table-slot
>     standard-display-table
>     'vertical-border
>     (let* ((face 'isearch)
>            (face-offset (lsh (face-id face) 19)))
>       (+ face-offset ?\|)))
>
> - Hit `C-x 3'.

I see it too.   I'll investigate.
>
> --
>
> Program received signal SIGSEGV, Segmentation fault.
> turn_on_face (f=0x903710, face_id=27) at term.c:1911
> 1911  long fg = face->foreground;
> (gdb) bt
> #0  turn_on_face (f=0x903710, face_id=27) at term.c:1911
> #1  0x0000000000467d26 in write_glyphs (string=0x2a96c7f628, len=24)
>     at term.c:965
> #2  0x0000000000411db2 in update_frame_line (f=0x903710, vpos=0)
>     at dispnew.c:5656
> #3  0x0000000000410fab in update_frame_1 (f=0x903710, force_p=0, 
>     inhibit_id_p=0) at dispnew.c:5154
> #4  0x000000000040f297 in update_frame (f=0x903710, force_p=0, 
>     inhibit_hairy_id_p=0) at dispnew.c:3853
> #5  0x0000000000429484 in redisplay_internal (preserve_echo_area=9451280)
>     at xdisp.c:10432
> [...]
>
>
>
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