I think I've given sufficient detail to re-create the issue so it warrants
further investigation. Waiting for someone else to hit the same problem
and find this might mean it never gets confirmed otherwise.
** Changed in: coreutils (Ubuntu)
Status: Unconfirmed = Confirmed
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sort's -u
Sorry, this isn't a bug. -k1,$n doesn't sort on the first $n fields but on the
numeric prefix of the first $n fields, i.e. the `/' tab character separating
fields 1 and 2 stops the comparison.
** Changed in: coreutils (Ubuntu)
Status: Confirmed = Rejected
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sort's -u is Failing to