[LyX/master] Assure correct spacing of colored items in mathed

[Jean-Marc Lasgouttes]

Le 07/02/2021 à 09:37, Enrico Forestieri a écrit :
> On Sat, Feb 06, 2021 at 11:06:41PM -0500, Scott Kostyshak wrote:
>> I see an assertion on master that I think started happening with this commit.
>>
>> Here's the assertion:
>> ASSERTION false VIOLATED IN /home/scott/lyxbuilds/master/repo/src/mathed/MathClass.cpp:59
>>
>> The assertion happens when I just open the attached file.
>>
>> Can you reproduce?
> 
> Yes, I can. Thanks for the report. Attached you find two patches.
> 
> The first is the right one, IMHO, but JMarc should tell whether the
> "LATEST(false);" has to remain, instead (note that the assertion only
> triggers in devel mode and is ignored in release mode).

What I do not get is why there is a MC_UNKNOWN class. Do you have a hint?

JMarc