Am Thu, 14 Jan 2021 13:08:24 -0500 schrieb Richard Kimberly Heck <rikih...@lyx.org>:
> On 1/14/21 4:40 AM, Kornel Benko wrote:
> > Am Thu, 14 Jan 2021 04:29:21 -0500
> > schrieb Richard Kimberly Heck <rikih...@lyx.org>:
> >
> >> On 1/14/21 4:19 AM, Kornel Benko wrote:
> >>> Am Thu, 14 Jan 2021 04:15:18 -0500
> >>> schrieb Richard Kimberly Heck <rikih...@lyx.org>:
> >>>
> >>>> On 1/14/21 3:45 AM, Kornel Benko wrote:
> >>>>> Am Thu, 14 Jan 2021 07:53:16 +0100
> >>>>> schrieb Jürgen Spitzmüller <sp...@lyx.org>:
> >>>>>
> >>>>>> Am Donnerstag, dem 14.01.2021 um 00:58 +0100 schrieb Kornel Benko:
> >>>>>>
> >>>>>>> How to reproduce
> >>>>>>>
> >>>>>>> 1.) Open lyx file e.g. Additional.lyx
> >>>>>>> 2.) select AdvFind
> >>>>>>> 3.) select regexp-mode
> >>>>>>> 4.) insert any text not in this file
> >>>>>>> 5.) select search for section
> >>>>>>> 6.) change to not ignore format
> >>>>>>> 7.) start search
> >>>>>>> 8.) cancel the search (with escape)
> >>>>>>> 9.) clean the regex content and try to insert anything ==> crash
> >>>>>>>
> >>>>>>> BTW, lyx2.3 does not crash.
> >>>>>> Does not crash for me. Can you produce a backtrace?
> >>>>>>
> >>>>>> Jürgen
> >>>>>>
> >>>>> Yes, attached. Last commit was fcea6c47.
> >>>> That is even weirder. You're getting an assertion, on the ground that a
> >>>> TOC is being requested that does not yet exist, and the type is
> >>>> "tableofcontents", which is supposed always to exist. But maybe that
> >>>> makes sense if it is the TOC for the F&R Buffer itself that is being
> >>>> queried: Probably it does not have a TOC at all.
> >>>>
> >>>> You might try reverting the problematic commit and see if that helps
> >>>> (i.e., if master minus that commit asserts). That would at least give us
> >>>> another data point.
> >>>>
> >>>> Oh, I see it! The TocBackend::toc method has two versions: A const one
> >>>> and a non-const one. Because of the const patch, the const one is being
> >>>> called, I think. It asserts when the requested TOC does not exist,
> >>>> whereas the other one just creates it and moves along. Though now I'm
> >>>> puzzled why I don't get a crash. But that makes me think that this has
> >>>> just revealed some other bug.
> >>> Good news :)
> >> OK, the assertion happens for you because this test
> >>
> >> master != buffer() && !master->hasGuiDelegate()
> >>
> >> passes for you and fails for me. I'm not sure why it would pass, though.
> >> I'm especially puzzled because the active Buffer at #13 in your
> >> backtrace is the same as what's reported as master at #8. So the test
> >> ought to fail.
> >>
> >> Riki
> >>
> >>
> > I understood the backtrace so that the crash is _before_ this
> > master != buffer() && !master->hasGuiDelegate()
> > statement, namely in TocBackend::updateItem(). (This is one line above)
>
> Oh, yes, you are right. Of course, that still leaves me puzzled why I
> can't reproduce.
Maybe you have not completely follow the recipe?
These are the essentials:
Regex is wrapped into Chapter or Part environment
format search is enabled
the search is cancelled before found anything
Now any key which would insert into regex led to crash.
> If you revert the const-patch, does that fix things?
>
> Riki
>
>
No, unfortunately not. Already tried.
Kornel
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