From: "David S. Miller" <davem@redhat.com>
To: azarah@gentoo.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.4.21-rc1: byteorder.h breaks with __STRICT_ANSI__ defined (trivial)
Date: Thu, 6 Nov 2003 12:05:48 -0800 [thread overview]
Message-ID: <20031106120548.097ccc7c.davem@redhat.com> (raw)
In-Reply-To: <1068149368.12287.331.camel@nosferatu.lan>
On Thu, 06 Nov 2003 22:09:29 +0200
Martin Schlemmer <azarah@gentoo.org> wrote:
> On Thu, 2003-11-06 at 21:37, David S. Miller wrote:
> > Let's say that you end up using some inline function
> > that takes u32 arguments, and internally it uses
> > u64 types to speed up the calculation or make it more
> > accurate or something like that.
>
> So basically only in cases where the stuff in byteorder.h
> was not inlined ... ?
No, exactly in the cases where it _IS_ inlined. Imagine
this:
static inline u32 swab_foo(u32 a, u32 b)
{
u64 tmp = ((u64)a<<32) | ((u64)b);
u32 retval;
retval = compute(tmp);
return retval;
}
If that's in a kernel header somewhere, and you build with -ansi,
you lose.
next prev parent reply other threads:[~2003-11-06 20:11 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-06 17:36 [PATCH] 2.4.21-rc1: byteorder.h breaks with __STRICT_ANSI__ defined (trivial) Martin Schlemmer
2003-11-06 17:37 ` David S. Miller
2003-11-06 18:32 ` Martin Schlemmer
2003-11-06 18:42 ` Martin Schlemmer
2003-11-06 19:37 ` David S. Miller
2003-11-06 20:09 ` Martin Schlemmer
2003-11-06 20:05 ` David S. Miller [this message]
2003-11-06 20:29 ` Martin Schlemmer
2003-11-06 20:27 ` David S. Miller
2003-11-06 21:18 ` Martin Schlemmer
2003-11-06 21:18 ` David S. Miller
2003-11-06 21:59 ` Martin Schlemmer
2003-11-06 21:24 ` Daniel Jacobowitz
2003-11-06 20:40 ` H. Peter Anvin
2003-11-06 22:31 ` David S. Miller
2003-11-06 23:40 ` H. Peter Anvin
2003-11-06 21:21 ` Daniel Jacobowitz
[not found] ` <1068489427.7910.147.camel@nosferatu.lan>
[not found] ` <3FAFE1E2.2020000@zytor.com>
[not found] ` <1068589739.19849.2.camel@nosferatu.lan>
[not found] ` <20031111145805.45206335.davem@redhat.com>
2003-11-15 13:09 ` [PATCH 2.4] " Martin Schlemmer
2003-11-15 13:24 ` [PATCH 2.6] " Martin Schlemmer
[not found] <20030506110259.A29633@infradead.org>
2003-05-06 10:24 ` [PATCH] 2.4.21-rc1: " Thomas Horsten
-- strict thread matches above, loose matches on Subject: below --
2003-05-06 9:16 Thomas Horsten
2003-05-06 9:19 ` David S. Miller
2003-05-06 9:38 ` Christoph Hellwig
2003-05-06 9:47 ` Thomas Horsten
2003-05-06 9:49 ` Christoph Hellwig
2003-05-06 10:03 ` David S. Miller
2003-05-06 14:10 ` Thomas Horsten
2003-05-06 13:06 ` David S. Miller
2003-05-06 15:40 ` Thomas Horsten
2003-05-07 5:50 ` ismail (cartman) donmez
2003-05-07 6:44 ` Thomas Horsten
2003-05-07 6:45 ` Christoph Hellwig
2003-05-07 5:44 ` David S. Miller
2003-05-07 6:55 ` Christoph Hellwig
2003-05-07 6:59 ` Thomas Horsten
2003-05-07 5:53 ` David S. Miller
2003-05-06 21:19 ` David Woodhouse
2003-05-07 3:06 ` David S. Miller
2003-05-07 5:26 ` Christoph Hellwig
2003-05-07 5:07 ` David S. Miller
2003-05-07 6:20 ` Christoph Hellwig
2003-05-07 5:19 ` David S. Miller
2003-05-07 6:28 ` Christoph Hellwig
2003-05-07 5:27 ` David S. Miller
2003-05-07 6:41 ` Christoph Hellwig
2003-05-07 5:42 ` David S. Miller
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