From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 18 Jun 2015 22:53:51 GMT
Subject: Re: BUG: checkout won't checkout?
Message-ID: <xmqqvbekbpc0.fsf@gitster.dls.corp.google.com>
In-Reply-To: <CAE5ih79KhNXqvSNW-w8pMmiys2Dv24Rt4KFdRdoA9EuPDS3ELw@mail.gmail.com>

Luke Diamand <luke@diamand.org> writes:

>>> $ git checkout upstream/master -- subtree
>>> $ git diff upstream/master -- subtree
>>> -- still lots of deltas
>>
>> Does this show _ONLY_ additions?  Or does it include modifications
>> and removals?
>
> There are indeed _ONLY_ additions.

http://thread.gmane.org/gmane.comp.version-control.git/234903/focus=234912
http://thread.gmane.org/gmane.comp.version-control.git/234903/focus=234924

In short, it is an intended behaviour, both Peff and I consider that
the intention is bad and the behaviour should be changed.

But nothing has happened yet (it is listed as one of the "leftover
bits" http://git-blame.blogspot.com/p/leftover-bits.html).