Subject: bug#16897: 24.3.50; vc-print-root-log doesn't show the top commit if it's a merge commit

From: Stefan Monnier <[email-masked]>
Date: Fri, 28 Feb 2014 12:24:59 -0500

>> Yes, something like that is needed for other circumstances as well,
> Do you mean other uses of `vc-git-print-log'?

No: other circumstances where we pass a list of files to Git.
IOW, maybe vc-git-command should support turning a (list
default-directory) into nil.

        Stefan