bug#15825: unidata-gen seems messed up somehow

[Glenn Morris]

Eli Zaretskii wrote:

>> Although make -C admin/unidata now produces a buildable state, it still
>> modifies some of the uni-*.el files in non-obvious ways.
>
> The differences are always by 1, i.e. some byte is 94 instead of 93.
>
>> Are these differences ok?
>
> Not sure, perhaps Handa-san could comment.  If you bisect for those
> differences, does bisect also blame the same commit?

Off-by-one differences bisected to:

    revno: 112851
    committer: Stefan Monnier <monnier@iro.umontreal.ca>
    branch nick: trunk
    timestamp: Tue 2013-06-04 21:58:43 -0400

(Presumably the undocumented "switch subr.el to lexical-binding" part.)