Possible regression regarding repainting jump

[Jean-Marc Lasgouttes]

Le 07/09/2020 à 10:20, Kornel Benko a écrit :
> Am Sun, 6 Sep 2020 19:36:43 -0400
> schrieb Scott Kostyshak <skostysh at lyx.org>:
> 
>> See the attached mwe, which has instructions to reproduce inside.
>>
>> Scott
> 
> I don't see any difference. Neither in master nor in 2.3.x

I see it, preview needs to be off. No idea of what may be causing it 
right now.

JMarc