bug#64696: 30.0.50; indent-to inherits preceding text properties, including 'invisible

[Eli Zaretskii]

> From: Ihor Radchenko <yantar92@posteo.net>
> Cc: monnier@iro.umontreal.ca, 64696@debbugs.gnu.org
> Date: Sat, 22 Jul 2023 14:10:03 +0000
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Bottom line: indentation with invisible text is tricky.  (Who was the
> > genius who decided that using invisibility in Org is a good idea??)
> 
> You mean 'invisible property? Or 'invisible overlays?

I mean both.  The problems happen with both, and current-column treats
both the same, as you can see in skip_invisible (which is also used by
the display code, so the results should be the same as on display).