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From: "Randall S. Becker" <rsbecker@nexbridge.com>
To: "'Junio C Hamano'" <gitster@pobox.com>, "'Jeff King'" <peff@peff.net>
Cc: "'René Scharfe'" <l.s.r@web.de>,
	"'Dana Dahlstrom'" <dahlstrom@google.com>,
	git@vger.kernel.org
Subject: RE: 'HEAD' is not a commit (according to git-checkout)
Date: Wed, 27 May 2020 11:52:28 -0400	[thread overview]
Message-ID: <022e01d6343e$d6c045b0$8440d110$@nexbridge.com> (raw)
In-Reply-To: <xmqqimghmlgk.fsf@gitster.c.googlers.com>

On May 27, 2020 11:44 AM, Junio C Hamano wrote:
> Jeff King <peff@peff.net> writes:
> 
> > On Sun, May 24, 2020 at 09:15:33AM -0700, Junio C Hamano wrote:
> >
> >> So, should we allow a random upstream & start-point combination?  It
> >> appears to me that as long as they share _some_ common ancestory, it
> >> may make sense.
> >
> > But wouldn't just about any two tips in a repository share some common
> > ancestry?
> 
> Yes, we are on the same page; the above was my round-about way to say
> that it does not look useful to restrict the allowed combination in order to
> give us some safety.

I have seen some strange ones, as part of migrating from other SCM solutions to git, where there were two completely unrelated histories - at least temporarily until stitched together towards the end of the migration. I don't think the assumption about common ancestry holds generally. I might have misunderstood, though.

Randall



  reply	other threads:[~2020-05-27 15:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-21 19:00 'HEAD' is not a commit (according to git-checkout) Dana Dahlstrom
2020-05-21 19:16 ` Jeff King
2020-05-23  7:07   ` René Scharfe
2020-05-23 16:29     ` Jeff King
2020-05-24  7:22       ` [PATCH 1/2] checkout: add tests for -b and --track René Scharfe
2020-05-27  6:40         ` Jeff King
2020-05-28 13:53           ` René Scharfe
2020-05-24  7:23       ` [PATCH 2/2] checkout: improve error messages for -b with extra argument René Scharfe
2020-05-27  6:42         ` Jeff King
2020-05-24  7:23       ` 'HEAD' is not a commit (according to git-checkout) René Scharfe
2020-05-24 16:15         ` Junio C Hamano
2020-05-27  6:52           ` Jeff King
2020-05-27 15:44             ` Junio C Hamano
2020-05-27 15:52               ` Randall S. Becker [this message]
2020-05-27 17:31                 ` Jeff King
2020-05-21 19:49 ` René Scharfe

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