[XeTeX] Discretionary line-breaks in Tamil

[Ulrike Fischer]

Am Mon, 30 Sep 2019 22:23:56 +0100 schrieb Philip Taylor:

>> Doesn't seem to be the case:
>>
>> This here breaks at the 200B without problem, despite the fact that
>> latin modern hasn't it (there is a missing glyph message in the
>> log):
>>
>> \documentclass{article}
>> \textwidth=1mm
>> \begin{document}
>> \hyphenchar\font="200B
>>
>> a aa^^^^200baa
>>
>> a
>> aaaa
>> \end{document}
>>
> 
> I wonder why the same is not true for what I /think/ is the plain XeTeX 
> equivalent :
> 
>> \hsize = 1 mm
>> \hyphenchar \font = "200B
>>
>> a aa^^^^200baa
>>
>> a
>> aaaa
>> \end

plain uses a legacy font (cmr10), latex lmroman10-regular.otf. 


-- 
Ulrike Fischer 
https://www.troubleshooting-tex.de/