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bug#9496: 24.0.50; Segfault on TAB-only composition
From: |
Kenichi Handa |
Subject: |
bug#9496: 24.0.50; Segfault on TAB-only composition |
Date: |
Fri, 11 Nov 2011 16:15:38 +0900 |
In article <8739g0tcp5.fsf@gnu.org>, Johan Bockgård <bojohan@gnu.org> writes:
> (insert (compose-string "\t"))
> Program received signal SIGSEGV, Segmentation fault.
> 0x00000000004d45d4 in x_set_glyph_string_gc (s=0x7fffffffae80) at xterm.c:1061
> 1061 PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
> (gdb) bt
> #0 0x00000000004d45d4 in x_set_glyph_string_gc (s=0x7fffffffae80)
> at xterm.c:1061
> #1 x_draw_glyph_string (s=0x7fffffffae80) at xterm.c:2683
> This problem is not new, but due to other changes it now makes
> `describe-char' (C-u C-x =) crash when executed on a tab character.
> 2011-09-13 Johan Bockgård <bojohan@gnu.org>
> * xdisp.c (fill_composite_glyph_string): Always set s->face, to
> avoid a crash.
Thank you. Although we have not yet decided what is the
right displaying of such a composition, I've just installed
your fix at least to avoid crash.
---
Kenichi Handa
handa@m17n.org
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