From: Junio C Hamano <gitster@pobox.com>
Date: Sun, 13 May 2018 02:23:50 GMT
Subject: Re: [PATCH 2/4] mark_parents_uninteresting(): drop missing object check
Message-ID: <xmqqin7se1jd.fsf@gitster-ct.c.googlers.com>
In-Reply-To: <20180511180158.GB12543@sigill.intra.peff.net>

Jeff King <peff@peff.net> writes:

>   2. It "lies" about the commit by setting the parsed flag,
>      even though we didn't load any useful data into the
>      struct. This shouldn't matter for the UNINTERESTING
>      case, but we may later clear our flags and do another
>      traversal in the same process. While pretty unlikely,
>      it's possible that we could then look at the same
>      commit without the UNINTERESTING flag,...

Yeah, if two ranges given to tbdiff to be compared are computed
in-core, uninteresting boundary of one range is likely to be
interesting on the other range.