GNU bug report logs - #19200
Point adjustment moves *into* invisible text

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Message #92 received at 19200 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: michael_heerdegen <at> web.de, jonas <at> bernoul.li, 19200 <at> debbugs.gnu.org
Subject: Re: bug#19200: Point adjustemnt moves *into* invisible text
Date: Thu, 31 Mar 2016 14:04:17 -0400

>> So someone needs to step through the code and figure out why this
>> doesn't happen.
> I guess you expected me to be that Someone...

Actually, no, I expected Michael would be motivated to do it, since he's
the one presumably affected.

> get_char_property_and_overlay returns nil for position 3 - 1 = 2, and
> the while loop is exited with beg = 3 and end = 5.

Good so far.

> Since point is 5,
> we land here:

OK, so indeed, the problem is in

	  /* Move away from the inside area.  */
	  if (beg < PT && end > PT)

In our case, end==PT, but we do want to enter this `if's body to move PT
to `beg'.


        Stefan

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