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Segfault in format-mode-line

From: Johan Bockgård
Subject: Segfault in format-mode-line
Date: Thu, 13 Jan 2005 03:21:38 +0100
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/21.3.50 (usg-unix-v) 
In GNU Emacs 21.3.50.9 (sparc-sun-solaris2.8, X toolkit)
 of 2005-01-13 on frealaf.dd.chalmers.se

Emacs segfaults when `format-mode-line' is called with a nil FACE arg, 

  (format-mode-line "")

----------------

Program received signal SIGSEGV, Segmentation fault.
init_iterator (it=0xffbee0c8, w=0x325600, charpos=-1, bytepos=-1,
row=0x0,
    base_face_id=3186688) at xdisp.c:2261
2261          if (face->box != FACE_NO_BOX)
(gdb) bt
#0  init_iterator (it=0xffbee0c8, w=0x325600, charpos=-1, bytepos=-1,
 row=0x0,
    base_face_id=3186688) at xdisp.c:2261
#1  0x0006f634 in Fformat_mode_line (format=6503635, window=3298820,
 no_props=3244033,
    buffer=3300356, face=3244033) at xdisp.c:16041
[...]
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