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From: Fabrice Niessen <fni-news-TA4HMoP+1wHrZ44/DZwexQ@public.gmane.org>
To: Eli Zaretskii <eliz-mXXj517/zsQ@public.gmane.org>
Cc: emacs-orgmode <emacs-orgmode-mXXj517/zsQ@public.gmane.org>,
	16832-ubl+/3LiMTaZdePnXv/OxA@public.gmane.org
Subject: bug#16832: Emacs goes crazy when deleting lines
Date: Fri, 14 Mar 2014 17:00:54 +0100	[thread overview]
Message-ID: <861ty4ojm1.fsf@somewhere.org> (raw)
In-Reply-To: <86d2igl9x3.fsf-oHC15RC7JGTNLxjTenLetw@public.gmane.org>

Eli Zaretskii wrote:
>> From: "Fabrice Niessen" <fni-news-TA4HMoP+1wHrZ44/DZwexQ@public.gmane.org>
>> Cc: 16832-ubl+/3LiMTaZdePnXv/OxA@public.gmane.org
>> Date: Wed, 26 Feb 2014 20:42:20 +0100
>> 
>> Eli Zaretskii wrote:
>> >> From: "Fabrice Niessen" <fni-news-TA4HMoP+1wHrZ44/DZwexQ@public.gmane.org>
>> >> Cc: 16832-ubl+/3LiMTaZdePnXv/OxA@public.gmane.org
>> >> Date: Wed, 26 Feb 2014 12:06:24 +0100
>> >> 
>> >> > Then try F12 (if you are on XP), or try attaching a debugger and
>> >> > getting a C and Lisp backtrace.
>> >> 
>> >> Hope this helps:
>> >
>> > Thanks.  Without a Lisp-level backtrace, there's not enough useful
>> > info here.
>> 
>> Is there something I can do to get it in such a debugger session?
>
> Probably, but I don't know what to suggest.  I don't understand the
> error messages that you get from GDB, this usually happens when one
> tries to attach a debugger to a program that is already being
> debugged, which seems to be not the case here.  Weird.
>
>> > Perhaps finding the minimal set of customizations that reproduces the
>> > issue would lead faster to the solution.
>> 
>> So you mean that the backtrace, with saveplace calls, does not lead to
>> him as the culprit?
>
> These are not saveplace calls, this is Emacs searching for a string
> that includes "saveplace.elc" and "save-place-alist" as substrings.

I made a big progress on this one.

I realized that Emacs did not into an infloop, but simply gave me back
control after a very long time (more than 2 mins). Good news #1.

I thought at using the profiler of Emacs 24, and it gives meaningful
results. Good news #2.

Here they are:

--8<---------------cut here---------------start------------->8---
- flyspell-post-command-hook                                     3271  98%
 - apply                                                         3271  98%
  - ad-Advice-flyspell-post-command-hook                         3271  98%
   - #<compiled 0xe22f27>                                        3271  98%
    - byte-code                                                  3271  98%
     - flyspell-word                                             3271  98%
      - org-mode-flyspell-verify                                 3246  97%
       - if                                                      3246  97%
        - let*                                                   3246  97%
         - prog1                                                 3053  91%
          - catch                                                3053  91%
           - while                                               3053  91%
            - if                                                 3053  91%
             - progn                                             3053  91%
              - setq                                             3053  91%
               - org-element--get-next-object-candidates         3053  91%
                - delq                                           3053  91%
                 - if                                            3053  91%
                  - mapcar                                       3053  91%
                   - #<lambda 0x1741100e>                        3053  91%
                    - funcall                                    3053  91%
                     - org-element-inline-babel-call-successor   2873  86%
                      - save-excursion                           2873  86%
                         if                                      2873  86%
                     + org-element-latex-or-entity-successor       81   2%
                     + org-element-link-successor                  35   1%
                     + org-element-line-break-successor            19   0%
                     + org-element-inline-src-block-successor       9   0%
                     + org-element-footnote-reference-successor     5   0%
                     + org-element-macro-successor                  5   0%
                     + org-element-statistics-cookie-successor      5   0%
                     + org-element-timestamp-successor              5   0%
                     + org-element-export-snippet-successor         4   0%
                     + org-element-radio-target-successor           4   0%
                     + org-element-target-successor                 4   0%
                     + org-element-sub/superscript-successor        3   0%
                     + org-element-text-markup-successor            1   0%
         + org-element-at-point                                   193   5%
      + flyspell-word-search-forward                               15   0%
+ redisplay_internal (C function)                                  28   0%
+ ...                                                              27   0%
--8<---------------cut here---------------end--------------->8---

Though, I don't understand yet why Flyspell seems to be a problem in Org
mode buffers, and not in Text mode buffers: as you can see in the video
on http://screencast.com/t/UiihFfPk,

1. Text mode + all my config (enabling Flyspell by default) is OK,

   (from 0:07 to 0:14, then undoing the changes)

2. Org mode  + all my config (enabling Flyspell by default) is NOT OK.

   (from 0:40, blocking at 0:49, giving control back at 3:15)

Best regards,
Fabrice

PS- Org-mode version 8.2.5h (release_8.2.5h-733-gd55438)

       reply	other threads:[~2014-03-14 16:00 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <86d2igl9x3.fsf@somewhere.org>
     [not found] ` <mailman.15712.1393002495.10748.bug-gnu-emacs@gnu.org>
     [not found]   ` <861tys93qy.fsf@somewhere.org>
     [not found]     ` <mailman.15925.1393259354.10748.bug-gnu-emacs@gnu.org>
     [not found]       ` <86eh2r4ipj.fsf@somewhere.org>
     [not found]         ` <mailman.16008.1393345635.10748.bug-gnu-emacs@gnu.org>
     [not found]           ` <86bnxugmkv.fsf@somewhere.org>
     [not found]             ` <83txbly9xq.fsf@gnu.org>
     [not found]               ` <86y50xirtv.fsf@somewhere.org>
     [not found]                 ` <mailman.16142.1393444275.10748.bug-gnu-emacs@gnu.org>
     [not found]                   ` <86d2igl9x3.fsf-oHC15RC7JGTNLxjTenLetw@public.gmane.org>
2014-03-14 16:00                     ` Fabrice Niessen [this message]
2014-03-15 15:47                       ` bug#16832: Emacs goes crazy when deleting lines Eli Zaretskii
2014-03-15 16:17                         ` Nicolas Goaziou
2014-03-15 17:36                           ` Eli Zaretskii
2014-03-15 17:57                             ` Nicolas Goaziou
     [not found]                           ` <87ob17sag9.fsf-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-03-20 11:33                             ` Fabrice Niessen
2014-03-17 14:57                       ` Stefan
     [not found]                         ` <jwvsiqg6fn6.fsf-monnier+emacsbugs-mXXj517/zsQ@public.gmane.org>
2014-03-17 21:29                           ` Fabrice Niessen
2014-03-17 23:28                             ` Stefan

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