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Re: [Xen-devel] [PATCH] Fix 64-bit foreign header check

To: John Levon <john.levon@xxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Fix 64-bit foreign header check
From: Keir Fraser <keir@xxxxxxxxxxxxx>
Date: Wed, 15 Aug 2007 15:59:49 +0100
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On 15/8/07 15:37, "John Levon" <john.levon@xxxxxxx> wrote:

>> Won't gcc produce 64-bit binaries by default in a 64-bit environment?
> There is no such thing as a "64-bit environment" on Solaris, all machines ship
> with both 32 and 64 bit functionality (of course the kernel must be 64-bit to
> actually /use/ such).
> Thus we build twice, once in 32-bit, once in 64-bit.

Then isn't your TARGET_ARCH!=COMPILE_ARCH for one of these builds? Sounds
like you have a 32-bit-ish compile environment (since you produce 32-bit
binaries by default), and hence it would be correct to have
COMPILE_ARCH==x86_32 for both builds.

 -- Keir

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