dunno if this is useful but i encounter mangled visibility all the time. concatenated headings and ellipsis at top of screen are the two that i can think of that are most common. undo-tree might cause the concatenated headings.
On 1/11/20, Nicolas Goaziou <m...@nicolasgoaziou.fr> wrote: > Hello, > > Miguel Morin <blind....@cantab.net> writes: > >> It's interesting that you are unable to reproduce the result. I have >> Emacs 26.3 (9.0) on macOS Mojave 10.14.6. I have reproduced it with >> `emacs -q`, so the problem is not my init file. Then I don't know what >> the culprit is and am curious and available to try things to find it. > > OK. I can reproduce it. Actually, this is a _visual_ problem, the > document is not mangled at all. If you do S-TAB on the document you will > notice that everything is at the right place. > > I'm not saying there is no bug, but it is much less bad than I thought. > I have no clue about the reason for this. > > Regards, > > -- > Nicolas Goaziou > > -- The Kafka Pandemic What is misopathy? https://thekafkapandemic.blogspot.com/2013/10/why-some-diseases-are-wronged.html The disease DOES progress. MANY people have died from it. And ANYBODY can get it at any time.