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Re: [Qemu-devel] [PATCH 2/5] CODING_STYLE: add C type rules

From: malc
Subject: Re: [Qemu-devel] [PATCH 2/5] CODING_STYLE: add C type rules
Date: Tue, 17 Aug 2010 23:24:58 +0400 (MSD)
User-agent: Alpine 2.00 (LNX 1167 2008-08-23)

On Tue, 17 Aug 2010, Jes Sorensen wrote:

> On 08/17/10 20:55, malc wrote:
> > On Tue, 17 Aug 2010, Blue Swirl wrote:
> >>> The other thing that might be worth mentioning in the int/long section
> >>> is that long is complicated in broken development environments such as
> >>> Windows where it is only 32 bit :(
> > 
> > There's absolutely nothing broken about LLP64 it's as valid as any other
> > ABI. (That's to Jes)
> Well it works if you program for it, but it still doesn't make it any
> good when you can't keep a pointer in a long to apply arithmetic to it.
> Anyway point with the documentation is to make it clear that we rely on
> being able to do long foo = (long)ptr;

Which isn't (and never was) sanctioned by any standard, IOW not good.


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