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bug#17411: 24.4.50; emacs_backtrace.txt
From: |
Eli Zaretskii |
Subject: |
bug#17411: 24.4.50; emacs_backtrace.txt |
Date: |
Mon, 12 May 2014 16:21:59 +0300 |
> From: Stefan Monnier <monnier@IRO.UMontreal.CA>
> Cc: Juanma Barranquero <lekktu@gmail.com>, 17411@debbugs.gnu.org
> Date: Sun, 11 May 2014 23:26:06 -0400
>
> >> balance_an_interval at intervals.c:436
> >> balance_intervals_internal at intervals.c:509
> >> balance_intervals_internal at intervals.c:506
> > A duplicate of 17340.
>
> Indeed. Both seemed to fail the "eassert (LENGTH (i) > 0);" and right
> in the middle of a tree. I tried to add this assertion everywhere where the
> length of an interval can be changed, so we should never bump into
> a case like the above, because such a non-positive length should have
> been caught by an assertion earlier.
>
> Evidence shows that I missed some cases, tho. I'd be interested to see
> the stack trace before we enter GC (in case it's in the middle of some
> interval manipulation, maybe?).
You mean, this one:
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=17411#8
> It might also be interesting to look at `i' to see whether it's
> hopelessly messed up, or if it looks "incorrect but sanish".
I was unable to convince Drew to run Emacs under GDB and leave the
crashed session running to allow us ask him to look around in the
crashed session. So I think the only practical way of obtaining this
information is to add eassert's that will tell you which one is it.
- bug#17411: 24.4.50; emacs_backtrace.txt, Drew Adams, 2014/05/05
- bug#17411: 24.4.50; emacs_backtrace.txt, Juanma Barranquero, 2014/05/07
- bug#17411: 24.4.50; emacs_backtrace.txt, Eli Zaretskii, 2014/05/11
- bug#17411: 24.4.50; emacs_backtrace.txt, Stefan Monnier, 2014/05/11
- bug#17411: 24.4.50; emacs_backtrace.txt,
Eli Zaretskii <=
- bug#17411: 24.4.50; emacs_backtrace.txt, Stefan Monnier, 2014/05/12
- bug#17411: 24.4.50; emacs_backtrace.txt, Eli Zaretskii, 2014/05/12
- bug#17411: 24.4.50; emacs_backtrace.txt, Stefan Monnier, 2014/05/13
- bug#17411: 24.4.50; emacs_backtrace.txt, Eli Zaretskii, 2014/05/13
- bug#17411: 24.4.50; emacs_backtrace.txt, Stefan Monnier, 2014/05/13
- bug#17411: 24.4.50; emacs_backtrace.txt, Eli Zaretskii, 2014/05/13
- bug#17411: 24.4.50; emacs_backtrace.txt, Stefan Monnier, 2014/05/13
- bug#17411: 24.4.50; emacs_backtrace.txt, Drew Adams, 2014/05/14
- bug#17411: 24.4.50; emacs_backtrace.txt, Eli Zaretskii, 2014/05/14