[luatex] Bug involving rubber lengths

[Robin Fairbairns]

Patrick Gundlach <patrick at gundla.ch> wrote:

> >> In luatex there are four explicit keywords:
> >> 
> >> filll
> >> fill
> >> fil
> > 
> > That makes luatex incompatible with tex/pdftex/xetex because "l" is a separate keyword that can be separated by spaces:
> > 
> > a\hskip 0pt plus 1fIl L la
> > \bye
> 
> I wonder how many users depend on/use that feature. 

trip test?

i really wouldn't fault taco for failing to provide such an insane
mechanism.

robin