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Date: Fri, 04 Jan 2013 15:12:29 +0100
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] buildbot failure in qemu on default_ppc
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To: =?UTF-8?B?QW5kcmVhcyBGw6RyYmVy?= <afaerber@suse.de>
Cc: agraf@suse.de, Stefan Hajnoczi <stefanha@gmail.com>, qemu-devel@nongnu.org, lcapitulino@redhat.com, qemu@buildbot.b1-systems.de, gollub@b1-systems.de

>   CC    qemu-timer.o
> cc1: warnings being treated as errors
> In file included from
> /home/build/qemu/default_ppc/build/include/ui/qemu-pixman.h:9,
>                  from
> /home/build/qemu/default_ppc/build/include/ui/console.h:4,
>                  from qemu-timer.c:27:
> /usr/include/pixman-1/pixman.h:225: error: redundant redeclaration of
> 'pixman_transform_from_pixman_f_transform'
> /usr/include/pixman-1/pixman.h:221: error: previous declaration of
> 'pixman_transform_from_pixman_f_transform' was here
> make: *** [qemu-timer.o] Error 1
> 
> This is the same issue I ran into on SLE11 s390, and the way I got
> around it for testing for real warnings was to patch configure
> locally... (that list is initialized really early in configure)
> 
> Similar warnings can be encountered on the OpenBSD build slaves, where
> the mingw32 builds are being performed (using --disable-werror?).

Yes, mingw32[1] and openbsd can be built with --disable-werror only as
the system headers are f*cked up.

What pixman version is that?

cheers,
  Gerd

[1] mingw64 is alot better