Re: when is "git diff" output suitable for patch?

["J. Bruce Fields" <bfields@fieldses.org>]

On Thu, Jul 13, 2006 at 02:27:33PM -0700, Junio C Hamano wrote:
> "J. Bruce Fields" <bfields@fieldses.org> writes:
> 
> > I assume the -C and -M, -c, and -cc options all result in diff output
> > that can't be correctly applied by "patch" any more?  (Would a patch to
> > the git-diff-files documentation warning about this be helpful?)
> 
> May not be bad to have, except that I do not know if
> "git-diff-files" documentation is the right place to talk about
> it.

OK.

> > Someone I'm working with is having trouble applying patches that they
> > created with a simple "git diff".  The patches in question have some
> > "copy from/copy to" headers.  Should that every happen with just a plain
> > "git diff"?  Is this a bug in their version of git?  (They're on 1.2.4).
> 
> As far as I recall "git diff" never defaulted to -M.

Hm.  Is this related?:

commit 42efbf6d8a5b4902c55a2f6e96034625c056ba1f
Author: Junio C Hamano <junkio@cox.net>
Date:   Sat Mar 11 17:44:10 2006 -0800

    git-diff: -p disables rename detection.

--b.