From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 25 Sep 2025 13:25:17 GMT
Subject: Re: 0-Based indexes for git log
Message-ID: <xmqqcy7eis02.fsf@gitster.g>
In-Reply-To: <95F22D6A-38D9-4F4D-B71E-59320B86B4E8@gmail.com>

Ben Knoble <ben.knoble@gmail.com> writes:

>> * merge parent numbers are 2-based (sanity of this statement is
>>   already questionable).  If HEAD is a merge, HEAD~2 is the
>>   "(first) side branch that was merged", HEAD~3 is the "(second)
>>   side brnach that was merged (in an octopus merge), and so on.
>
> HEAD^2, 3, etc., rather? :)

Thanks for correcting me.  Yes.  And HEAD^1 is the first parent that
is the same as HEAD~1.