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Date: Mon, 24 Jun 2013 11:34:54 +0200
From: Stefan Hajnoczi <stefanha@gmail.com>
Message-ID: <20130624093454.GD19900@stefanha-thinkpad.redhat.com>
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Subject: Re: [Qemu-devel] qemu bug
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To: jacek burghardt <jaceksburghardt@gmail.com>
Cc: qemu-devel@nongnu.org, qemu-discuss <qemu-discuss@nongnu.org>

On Thu, Jun 20, 2013 at 09:44:16AM -0600, jacek burghardt wrote:
> i had compiled latest qemu master git with xen now i am getting this error
>  $r/include/qemu/int128.h:18: int128_get64: Assertion `!a.hi' failed. i
> wonder what could be causing this .

If it worked before then git-bisect(1) will tell you the answer:

https://www.kernel.org/pub/software/scm/git/docs/git-bisect.html
http://git-scm.com/book/en/Git-Tools-Debugging-with-Git#Binary-Search
http://code-worrier.com/blog/git-bisect-basics/

Stefan