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bug#14272: 24.3.50; crash on loading theme


From: Yagnesh Raghava Yakkala
Subject: bug#14272: 24.3.50; crash on loading theme
Date: Fri, 26 Apr 2013 21:31:23 +0900
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

Hello Eli,

On Apr 26 2013, Eli Zaretskii <address@hidden> wrote:

>> (gdb) pp font_object
>> #<font-object 
>> "-unknown-LMSansQuot8-normal-normal-normal-*-*-*-*-*-*-0-iso10646-1">
>                                                                        ^
> I guess the marked part says it all (assuming I'm right in concluding
> that this zero is the size of the font that is being requested).
>
>> > please try this recipe in that build.  
>> 
>> I don't really know how to do that. 
>
> Did you build your Emacs?  If so, then add the --enable-checking
> switch to the configure script when you run it, and then rebuild with
> "make".

Yes, I build emacs from emacs trunk quiet often. Now I attached updated gdb
backtrace with '--enable-checking'

and earlier mention queries with current built:
--8<---------------cut here---------------start------------->8---
(gdb) frame 1
#1  0x000000000058138d in x_new_font (f=0x1471ce8, font_object=22162541, 
fontset=23) at xterm.c:7913
7913      compute_fringe_widths (f, 1);
(gdb) p *font
$1 = {
  header = {
    size = 4611686018679132178
  }, 
  props = {15929186, 19092514, 15794530, 15680626, 15924210, 102720, 102528, 
102656, 0, 15680626, 15680626, 0, 26009542, 15680626, 19904465, 19904401, 
19036881, 18299058}, 
  min_width = 0, 
  max_width = 0, 
  pixel_size = 0, 
  height = 3, 
  space_width = 0, 
  average_width = 0, 
  ascent = 2, 
  descent = 1, 
  underline_thickness = 0, 
  underline_position = 0, 
  vertical_centering = false, 
  baseline_offset = 0, 
  relative_compose = 0, 
  default_ascent = 0, 
  font_encoder = 0x4000000005000000, 
  driver = 0xee4580, 
  encoding_charset = -1, 
  repertory_charset = -1
}
(gdb) pp *font_object
412090368
--8<---------------cut here---------------end--------------->8---

I kept gdb session alive, please ask me if any other details are needed.


>> IIRC, I installed a custom font few months ago, that may be the reason.
>
> Are you saying that using this theme worked in the past?

No. I found that theme snippet today only on the Internet, tried to see how it
looks, but ended up producing a crash.


Attachment: gdb.bt
Description: Binary data


Thanks.,
-- 
ఎందరో మహానుభావులు అందరికి వందనములు.
YYR

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