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Re: [Xen-devel] Re: [patch] fix void* arithmetic

To: Hollis Blanchard <hollisb@xxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Re: [patch] fix void* arithmetic
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Wed, 30 Aug 2006 17:35:30 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, xen-ppc-devel <xen-ppc-devel@xxxxxxxxxxxxxxxxxxx>
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On 29/8/06 10:18 pm, "Hollis Blanchard" <hollisb@xxxxxxxxxx> wrote:

>> Looks like PPC is the only arch using -Wpointer-arith, is there a reason
>> for that?
> Is there are reason the other architectures *aren't* using it?
> We have some extra warnings enabled because they've helped us in the
> past (such as -Wshadow). Given that we're just playing janitor for
> everyone else's code though, I think we're about to abandon that one.

We have code borrowed from Linux that doesn't like -Wpointer-arith very
much, so we took the pragmatic path here.

 -- Keir

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