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From: Roman Zippel <zippel@linux-m68k.org>
To: "David S. Miller" <davem@redhat.com>
Cc: aia21@cam.ac.uk, tpepper@vato.org, f5ibh@db0bm.ampr.org,
	linux-kernel@vger.kernel.org
Subject: Re: 2.4.9 does not compile [PATCH]
Date: Fri, 17 Aug 2001 05:39:13 +0200	[thread overview]
Message-ID: <3B7C91E1.8D87F916@linux-m68k.org> (raw)
In-Reply-To: <3B7C8196.10D1C867@linux-m68k.org> <20010816.193841.98557608.davem@redhat.com> <3B7C8AB8.19BF8425@linux-m68k.org> <20010816.201342.99205586.davem@redhat.com>

Hi,

"David S. Miller" wrote:

> The cast in the new version is not dumb, it's smart.

Yes, it's the smart version of "min((type)a, (type)b)"...

> It's the programmer saying (to both the reader of the
> code and the compiler) "I want this comparison to use
> type X".  Period.

Why? Why would anyone want this? Do you need this for any other ordinary
compare? (For which the compiler will also generate "dumb" warnings.)

> There is no ambiguity, there are no multiple-evaluation
> issues, and no dumb warnings from the compiler.

I'm all for fixing the multiple-evaluation, but I don't see why this
warning should be dumb. If you don't like it, use "-Wno-sign-compare".

bye, Roman

  reply	other threads:[~2001-08-17  3:39 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-08-16 21:11 2.4.9 does not compile f5ibh
2001-08-16 21:41 ` 2.4.9 does not compile [PATCH] tpepper
2001-08-16 22:31   ` David S. Miller
2001-08-16 23:13     ` Daniel Phillips
2001-08-16 23:11       ` David S. Miller
2001-08-16 23:14       ` Alan Cox
2001-08-16 23:35       ` Anton Altaparmakov
2001-08-16 23:40         ` David S. Miller
     [not found]           ` <Pine.LNX.4.33L.0108171844000.2277-100000@duckman.distro.conectiva>
2001-08-17 21:58             ` David S. Miller
2001-08-17  1:46         ` Jeff Dike
     [not found]           ` <Your message of "Fri, 17 Aug 2001 00:35:02 +0100." <5.1.0.14.2.20010817002825.00b1e4e0@pop.cus.cam.ac.uk>
2001-08-17  1:22             ` Anton Altaparmakov
2001-08-17  1:49               ` Andrew Morton
2001-08-17  1:53                 ` David S. Miller
2001-08-17  2:05                 ` Daniel Phillips
2001-08-17  3:55               ` Jeff Dike
2001-08-17 17:30     ` Rik van Riel
2001-08-16 23:22   ` Anton Altaparmakov
2001-08-16 23:38     ` David S. Miller
2001-08-17  1:24       ` Roman Zippel
2001-08-17  1:50         ` David S. Miller
2001-08-17  2:29           ` Roman Zippel
2001-08-17  2:38             ` David S. Miller
2001-08-17  2:53               ` Roman Zippel
2001-08-17  2:59                 ` David S. Miller
2001-08-17  3:23                   ` Roman Zippel
2001-08-17  3:37                     ` David S. Miller
2001-08-17  3:59                       ` Roman Zippel
2001-08-17  8:35                       ` Anton Altaparmakov
2001-08-17  4:29                   ` Ben LaHaise
2001-08-17  6:07                     ` David S. Miller
2001-08-17  3:08               ` Roman Zippel
2001-08-17  3:13                 ` David S. Miller
2001-08-17  3:39                   ` Roman Zippel [this message]
2001-08-17  3:44                     ` David S. Miller
2001-08-16 22:10 ` 2.4.9 does not compile [better PATCH] tpepper
2001-08-16 22:21 ` 2.4.9 does not compile [PATCH] Anton Altaparmakov
2001-08-16 22:28 ` 2.4.9 does not compile [better PATCH] Anton Altaparmakov
2001-08-17  4:23   ` Jeff Chua
2001-08-17  1:06 ` 2.4.9 does not compile (adaptec new driver) Luigi Genoni
     [not found] <Your message of "Fri, 17 Aug 2001 00:35:02 +0100."  <5.1.0.14.2.20010817002825.00b1e4e0@pop.cus.cam.ac.uk.suse.lists.linux.kernel>
     [not found] ` <5.1.0.14.2.20010817015007.045689b0@pop.cus.cam.ac.uk.suse.lists.linux.kernel>
     [not found]   ` <3B7C7846.FD9DEE68@zip.com.au.suse.lists.linux.kernel>
     [not found]     ` <20010816.185319.88475216.davem@redhat.com.suse.lists.linux.kernel>
2001-08-17  7:30       ` 2.4.9 does not compile [PATCH] Andi Kleen
     [not found] <no.id>
2001-08-16 22:41 ` Alan Cox
2001-08-16 22:48   ` David S. Miller
2001-08-17 21:12     ` Jes Sorensen
2001-08-16 22:55 ` Alan Cox
2001-08-16 23:02   ` David S. Miller
     [not found]     ` <Pine.LNX.4.33L.0108171845570.2277-100000@duckman.distro.conectiva>
2001-08-17 21:59       ` David S. Miller
2001-08-16 23:08 ` Alan Cox
2001-08-17  9:11 ` Alan Cox
2001-08-17 20:57   ` David S. Miller
2001-08-17  9:17 ` Alan Cox
2001-08-17  9:25 ` Alan Cox
2001-08-17 21:40 ` Alan Cox
2001-08-17 22:09 ` Alan Cox
2001-08-17 22:11   ` David S. Miller
2001-08-17 23:34     ` Daniel Phillips
2001-08-17 23:38       ` David S. Miller

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