From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Kenichi Handa <handa@m17n.org>
Cc: emacs-devel@gnu.org
Subject: Re: `raise' display property
Date: Sat, 14 Jun 2008 15:31:12 -0400 [thread overview]
Message-ID: <jwvd4mjbyr5.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <E1K78Pn-0003Z5-8R@etlken.m17n.org> (Kenichi Handa's message of "Fri, 13 Jun 2008 21:29:59 +0900")
>> Let's say I have a LaTeX file foo.tex which just contains:
>> $to^to$
>> Emacs crashes if I open it with "emacs -Q ~/tmp/foo.tex".
>> The crash happens when handling the `raise' display property added by
>> font-lock in response to the ^.
>> The segfault is in xdisp.c around line 4173:
>> #ifdef HAVE_WINDOW_SYSTEM
>> value = XCAR (XCDR (spec));
>> if (NUMBERP (value))
>> {
>> struct face *face = FACE_FROM_ID (it->f, it->face_id);
it-> voffset = - (XFLOATINT (value)
>> * (FONT_HEIGHT (face->font)));
>> }
>> #endif /* HAVE_WINDOW_SYSTEM */
>> where face->font is NULL.
> This part of code surely has to check face->font before
> calling FONT_HEIGHT, but it's strange that Emacs couldn't
> find a font for `t with `superscript' face.
> Please show me the result of M-x font-show-log RET?
I haven't been able to reproduce it with the machines I have here.
Maybe it got fixed since,
Stefan
next prev parent reply other threads:[~2008-06-14 19:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-11 20:23 `raise' display property Stefan Monnier
2008-06-13 12:29 ` Kenichi Handa
2008-06-14 19:31 ` Stefan Monnier [this message]
2008-06-17 15:59 ` Stefan Monnier
2008-06-20 1:16 ` Kenichi Handa
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