[tex-hyphen] hyphenation with ligatures in input

[Stephan Hennig]

Am 15.01.2014 19:18, schrieb Arthur Reutenauer:
>> However, when activating UK hyphenation patterns the word containing the
>> ligature is also hyphenated (code attached at the end).
>> 
>> > This is LuaTeX, Version beta-0.76.0-2013120414 (rev 4627)  (format=lualatex 2013.12.11)  15 JAN 2014 18:20
>> > [...]
>> > [][] \EU2/lmr/m/n/10 fin-an-cial fin-an-cial
>> 
>> 
>> Why is that?
> 
>   Try with "nancial".

I see.  With

\lefthyphenmin=1
\showhyphens{financial financial}
\bye

the latter word is happily hyphenated.

> [][] \tenrm fi-nan-cial fi-nan-cial

Best regards,
Stephan Hennig