From: Andreas Schwab <schwab@suse.de>
To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [4363] MusicPal: fix gcc4 build (Jan Kiszka).
Date: Wed, 07 May 2008 14:26:55 +0200 [thread overview]
Message-ID: <jezlr247w0.fsf@sykes.suse.de> (raw)
In-Reply-To: <20080507120132.GC20573@redhat.com> (Daniel P. Berrange's message of "Wed, 7 May 2008 13:01:33 +0100")
"Daniel P. Berrange" <berrange@redhat.com> writes:
> On Wed, May 07, 2008 at 12:53:42PM +0100, Paul Brook wrote:
>> > I'm not sure what's wrong with void * arithmetics though. They are
>> > specified (somewhere) to work as if the type was a char *, and the
>> > only annoyance is that you have to remember that.
>>
>> It doesn't work in C++ for a start.
>> I thought it was a GCC extension, though I could be wrong about that.
>
> IIRC, arithmetic on void * is said to be undefined by the standard
Not only undefined, but a constraint violation, ie. completely outside
the language.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2008-05-07 12:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-06 15:01 [Qemu-devel] [4363] MusicPal: fix gcc4 build (Jan Kiszka) Andrzej Zaborowski
2008-05-06 15:25 ` Paul Brook
2008-05-06 16:02 ` [Qemu-devel] " Jan Kiszka
2008-05-07 11:39 ` andrzej zaborowski
2008-05-07 11:53 ` Paul Brook
2008-05-07 12:01 ` Daniel P. Berrange
2008-05-07 12:26 ` Andreas Schwab [this message]
2008-05-07 12:04 ` Andreas Schwab
2008-05-07 13:53 ` andrzej zaborowski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=jezlr247w0.fsf@sykes.suse.de \
--to=schwab@suse.de \
--cc=berrange@redhat.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).