From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 12 Aug 2008 01:54:55 GMT
Subject: Re: [PATCH] filter-branch: use --simplify-merges
Message-ID: <7vljz3t2ts.fsf@gitster.siamese.dyndns.org>
In-Reply-To: <1218376960-6406-1-git-send-email-trast@student.ethz.ch>

Thomas Rast <trast@student.ethz.ch> writes:

> @@ -333,7 +333,8 @@ then
>  	do
>  		sha1=$(git rev-parse "$ref"^0)
>  		test -f "$workdir"/../map/$sha1 && continue
> -		ancestor=$(git rev-list -1 $ref -- "$filter_subdir")
> +		ancestor=$(git rev-list --simplify-merges -1 \
> +				$ref -- "$filter_subdir")
>  		test "$ancestor" && echo $(map $ancestor) >> "$workdir"/../map/$sha1
>  	done < "$tempdir"/heads
>  fi

Hmm, where does this preimage come from?