bug#15863: Segmentation fault when traversing long lines

[Aaron France]

On 11/11/13 21:33, Eli Zaretskii wrote:
> > Date: Mon, 11 Nov 2013 21:04:28 +0100
> > From: Aaron France <aaron.l.france@gmail.com>
> >
> > I seem to consistently be able to make emacs segfault in both the slime
> > repl and the rgrep results window. Whenever the line is unusually long
> > (how long? About 2-300 chars long?) and then go to the end of the line,
> > it segfaults.
> If this is consistent, can you provide a reproducible test case,
> starting with "emacs -Q"?

"emacs" -Q does not reproduce the build.
> > I've got the gdb backtrace, which is in this link:
> > https://gist.github.com/AeroNotix/368ada4c84e7a52f461d
> Thanks, but it's hard to do anything with just this backtrace.  Can
> you at least see what was the immediate reason for the crash?  E.g.,
> is 'glyph' a NULL pointer?
>
> Also, how come you get truncation glyphs on a GUI frame? did you
> disable the fringes or something?
>
> Thanks.
I'll dig some more