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Re: [Xen-devel] [PATCH] pub-headers: reduce C99 dependencies

To: Jan Beulich <JBeulich@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: George Dunlap <george.dunlap@xxxxxxxxxx>
Date: Wed, 28 Sep 2016 14:31:26 +0100
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>, Julien Grall <julien.grall@xxxxxxx>, Shannon Zhao <zhaoshenglong@xxxxxxxxxx>
Delivery-date: Wed, 28 Sep 2016 13:32:03 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 28/09/16 13:00, Jan Beulich wrote:
> For consumers not using (fully) C99-aware compilers, limit the number
> of places where tweaking of the headers would be necessary: Introduce
> and use xen_mk_ullong(), allowing its helper macro to be overridden at
> once.

I'm just curious: Did you actually run across someone who had an issue
with this? And for non-C99-aware compilers, what would people typically
have to put instead to get a 64-bit ULL there?

 -George

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