[luatex] No hyphenation when \lccodes zero with explicit hyphens

[Ulrike Fischer]

Am Fri, 13 May 2016 10:58:24 +0200 schrieb Thomas Fischer:

> Hello,
> 
> in LuaTeX's bug tracker (see link below), this issue has been reported as fixed. However, despite using luatex 0.80, I can still reproduce this issue.
> Apprarently, I am not the only one who is affected. For example, see this comment on LaTeX Stack Exchange:
> http://tex.stackexchange.com/questions/229896/is-it-possible-to-allow-linebreaks-in-the-isbn-number-of-auto-generated-biblio#comment719972_229896
> 
> My luatex version reports itself as:
> This is LuaTeX, Version beta-0.80.0 (TeX Live 2015/Arch Linux) (rev 5238)
> 
> Is my version still too old or is the bug maybe not yet completely fixed?

Your version is too old. But I still see the issue in the newest
luatex from TL2016 pretest. So I would say it has not been fixed. 


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


> 
> --8<----8<----8<----8<----8<----8<----8<--
> 
> On Tue, Feb 24, 2015 at 10:29 PM, Joseph Wright <
> joseph.wright at morningstar2.co.uk> wrote:
> 
>> Hello all,
>>
>> With minimal example
>>
>>     \hsize=1.1cm %
>>     \noindent
>>     \hbox{}
>>     12-34-56
>>
>>     \lccode`\2=`\2 %
>>     \lccode`\3=`\3 %
>>     \lccode`\4=`\4 %
>>     \noindent
>>     \hbox{}
>>     12-34-56
>>     \bye
>>
>> LuaTeX as in TL2014 fails to break the first in the first
paragraph but
>> does so in the second, whilst pdfTeX and XeTeX break both. Is
this a
>> deliberate change of behaviour?
>>
> 
> Thank you for the report. I have added the item 925
> http://tracker.luatex.org/view.php?id=925