The archive contains my test repository, the merge driver and the .gitconfig of the user. We don't have a global .gitconfig.

Mit freundlichen Grüßen

Andreas Gondek
Applications
________________________________

Deutsche WertpapierService Bank AG
ITTAS
Derendorfer Allee 2
40476 Düsseldorf
Tel.: +49 69 5099 9503
Fax: +49 69 5099 85 9503
E-Mail: Andreas.Gondek@dwpbank.de
http://www.dwpbank.de

Deutsche WertpapierService Bank AG | Wildunger Straße 14 | 60487 Frankfurt am Main 
Sitz der AG: Frankfurt am Main, HRB 56913 | USt.-ID: DE 813759005 
Vorstand: Thomas Klanten, Dr. Christian Tonnesen
Aufsichtsrat: Wilfried Groos (Vors.)
-----Ursprüngliche Nachricht-----
Von: Michael J Gruber [mailto:git@drmicha.warpmail.net] 
Gesendet: Freitag, 6. März 2015 12:26
An: Gondek, Andreas; git@vger.kernel.org
Betreff: Re: Git merge driver / attributes bug in 2.3.1?

Gondek, Andreas venit, vidit, dixit 05.03.2015 14:30:
> Hello,
> 
> after upgrading the Git installation on one of our development servers 
> from 1.9.0-rc3 to 2.3.1 we are experiencing strange behavior of merge 
> drivers.
> 
> A merge driver registered as "* merge=<name_of_merge_driver>" in the 
> .gitattributes is now executed even if there isn't any merge conflict. 
> This only happens for files that are part of the merge.
> 
> This is reproducible in test repositories.

Can you share a minimal test repo?

I've been trying to reproduce this, unsuccessfully so far.

I guess it depends on how exactly those files are "part of the merge", and how the merge driver is set up. (I've tried with and without recursive.)

Michael