From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jens Lehmann <Jens.Lehmann@web.de>
Subject: Re: git diff across submodules
Date: Tue, 18 Sep 2012 21:02:19 +0200
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To: Kenny Simpson <theonetruekenny@yahoo.com>
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Am 18.09.2012 05:12, schrieb Kenny Simpson:
>   Is there any nice way to get a diff and/or diffstat of both a project and its submodules between two revisions of the main project?
> 
> Something like 'git diff --stat tag_a tag_b' but also including the diffstat on the submodule from the revision tied to in tag_a to the revision tied to tag_b.  A few shell backflips will do it, but this seems like I'm missing something.

Unfortunately that isn't possible yet, "git diff" still has to learn the
--recurse-submodules option. And as far as I know, nobody is currently
working on that.