Hi,

>>>>> luigi scarso <luigi.scarso@gmail.com> writes:
> I have checked it but  luatex and pdftex manage the split the line in
> different way.
> For example this gives a different log
>  Nullam eu ante vel est convallis dignissim.0123456789} Nulla posuere.
> \bye
> I will look at the xetex output closely.

Do you have any news about this?