From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 04 May 2018 04:56:03 GMT
Subject: Re: [PATCH 03/18] branch-diff: first rudimentary implementation
Message-ID: <xmqq6044t3x8.fsf@gitster-ct.c.googlers.com>
In-Reply-To: <ec51c71779a325263c1b705a6b1bfb003fcd528a.1525361419.git.johannes.schindelin@gmx.de>

Johannes Schindelin <johannes.schindelin@gmx.de> writes:

> Note: due to differences in the diff algorithm (`tbdiff` uses the
> Pythong module `difflib`, Git uses its xdiff fork), the cost matrix

Pythong???

> calculated by `branch-diff` is different (but very similar) to the one
> calculated by `tbdiff`. Therefore, it is possible that they find
> different matching commits in corner cases (e.g. when a patch was split
> into two patches of roughly equal length).