From: "Kevin P. Fleming" <kpfleming@backtobasicsmgmt.com>
To: Xavier Bestel <xavier.bestel@free.fr>
Cc: Andi Kleen <ak@muc.de>, Geert Uytterhoeven <geert@linux-m68k.org>,
linux-kernel@vger.kernel.org
Subject: Re: {put,get}_user() side effects
Date: Tue, 06 Apr 2004 08:30:42 -0700 [thread overview]
Message-ID: <4072CD22.4010603@backtobasicsmgmt.com> (raw)
In-Reply-To: <1081261716.8318.7.camel@speedy.priv.grenoble.com>
Xavier Bestel wrote:
> Sorry, I read too fast. I didn't know sizeof could avoid side effects.
>
Both typeof and sizeof are compile-time constructs, so there is no
opportunity for any expression side effects to occur. Presumably one
could do:
typeof(1/0UL)
without ever causing the obvious side effect either (granted, this is a
pointless piece of code :-)).
next prev parent reply other threads:[~2004-04-06 15:33 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1HVGV-1Wl-21@gated-at.bofh.it>
2004-04-06 11:32 ` Andi Kleen
2004-04-06 11:46 ` Geert Uytterhoeven
2004-04-06 20:53 ` Horst von Brand
2004-04-06 22:53 ` Andreas Schwab
2004-04-06 11:50 ` Xavier Bestel
2004-04-06 12:17 ` Wichert Akkerman
2004-04-06 14:28 ` Xavier Bestel
2004-04-06 15:30 ` Kevin P. Fleming [this message]
2004-04-06 15:47 ` Xavier Bestel
2004-04-06 10:03 Geert Uytterhoeven
2004-04-06 10:10 ` Russell King
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