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Re: [Xen-devel] [PATCH] xen: Deal with stdarg.h and -nostdinc

  • To: Christoph Egger <Christoph.Egger@xxxxxxx>
  • From: Keir Fraser <keir@xxxxxxx>
  • Date: Fri, 27 May 2011 09:46:45 +0100
  • Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
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  • Thread-topic: [Xen-devel] [PATCH] xen: Deal with stdarg.h and -nostdinc

On 27/05/2011 08:55, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote:

>> Not really. We are only doing the same as Linux right now. I do note that
>> they add an -isystem option to their command line, with a gcc include path
>> that they presumably dump out of gcc in some standard way. However, our
>> current approach seems to work, if it fails to work in some situation it is
>> likely to be pretty obvious (build or link failure), and we can fix it then.
> The cross-compiling facility in NetBSD has been further improved which
> made gcc more pendantic for this. -nostdinc is used and -isystem is
> *not* used.

So where does NetBSD get its stdarg.h from in this case? It's somewhat bogus
to roll your own, as it contains compiler-specific intrinsics.

 -- Keir

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