On Mon, May 21, 2018 at 11:18 AM, Wes Hardaker <
harda...@users.sourceforge.net> wrote:
> Bill Fenner <fen...@gmail.com> writes:
>
> > So, +1 on committing Bart's patch, because it accomplishes the goal of
> > fixing the regression, with the caveat that I really think that this
> > whole area needs to be revisited.
>
> I think this comment is spot on. So I'd accept the patch too, though my
> gut reaction is to revert to whatever was in 5.7.1 because of the late
> point in this release cycle and we're redsigning critical code on the
> fly right before a release.
>
> We really need a test C function to check this stuff. Any volunteers?
> (I'm not a UTF-8 expert at all)
The one I alluded to in an earlier email:
http://bjoern.hoehrmann.de/utf-8/decoder/dfa/
If we accept the dense magic, the code can be used for both "is this string
valid utf8" and "print all the valid utf8 if the last utf8-encoded
character got cut off on an octet boundary".
Bill
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