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
[...]