Crash in equation paint (master)

[Jean-Marc Lasgouttes]

Le 01/02/2021 à 14:03, Pavel Sanda a écrit :
> Small updates, I get perfect reproducibility now:
> - You dont need to type anything in new window 2, just zoom-in couple times is enough
> - The cursor in table in window 1 is necessary, just loading up the manual is not enough.
>    I generally put the cursor in the middle of "phantom" string in of the first row.
> - The crash happens in branch too.

I cannot reproduce, but I see that the window redraw is done without 
recomputing metrics.

Can you confirm that the following patch helps?

JMarc

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