On Sa, 08 Okt 2022, Bram Moolenaar wrote:

> I don't know when that would happen or why.  It won't work when "len" is
> a bit more than needed (which happens when w_lcs_chars.tab3 is set).
> 
> I believe Christian wrote this, perhapsh he can explain.  And add a few
> comments to explain the computations.

Honestly, I do not remember and this was written before w_lcs_chars.tab3 
existed.

I just remember that when I wrote it, I run into several corner cases 
which would break displaying a line. But this may very well be a bug. 
and this was around 10 years ago :(

Best,
Christian
-- 
Je größer die Achtung vor dem Menschenleben wird, desto geringer
wird die Achtung vor dem Tod.
                -- Edmond & Jules de Goncourt

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