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Hello Roberto Ierusalimschy,

> [...]
> > 
> > Any spurious/fake conti-bytes are ignored in
> >
> > says: "It raises an error if it meets any invalid byte sequence."
> > 
> [...]
> Thanks for the feedback. This is a bug.
> Note that the fix you propose doesn't work, because then the iterator
> will not return to the program the position of the character being
> traversed, but the position of the next one. The loop is there to
> go to the next character after each iteration. However, as you mentioned,
> it can skip more than intended.

Thank you for taking a look at this. And thank you to all the persons
who made utf8-support in lua possible.

C. Ludwig