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From: Paolo Bonzini <pbonzini@redhat.com>
To: Steven Noonan <steven@uplinklabs.net>,
	Markus Armbruster <armbru@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Eduardo Habkost <ehabkost@redhat.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH 3/3] disas/arm: avoid clang shifting negative signed warning
Date: Tue, 10 Nov 2015 21:18:18 +0100	[thread overview]
Message-ID: <5642510A.3070608@redhat.com> (raw)
In-Reply-To: <CAKbGBLiF5tYNk_GA4XWPTvQuvux5khyVazkFi+REetuo1Th0dg@mail.gmail.com>



On 10/11/2015 20:51, Steven Noonan wrote:
> I don't read this warning as "clang will do crazy things with your
> code eventually". Clang has always been very verbose when it comes to
> undefined behavior, and I don't think that's really a bad thing to do.

Sure, but it doesn't belong in -Wall.  It's what -Wextra is for.

Paolo

  parent reply	other threads:[~2015-11-10 20:18 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-10 15:57 [Qemu-devel] [PATCH 0/3] fix clang negative signed bit shift warning Stefan Hajnoczi
2015-11-10 15:57 ` [Qemu-devel] [PATCH 1/3] monitor: avoid clang shifting negative signed warning Stefan Hajnoczi
2015-11-13 15:37   ` Eduardo Habkost
2015-11-10 15:57 ` [Qemu-devel] [PATCH 2/3] tpm: " Stefan Hajnoczi
2015-11-10 15:57 ` [Qemu-devel] [PATCH 3/3] disas/arm: " Stefan Hajnoczi
2015-11-10 17:33   ` Paolo Bonzini
2015-11-10 17:48     ` Peter Maydell
2015-11-10 17:59       ` Paolo Bonzini
2015-11-10 18:52       ` Markus Armbruster
2015-11-10 19:51         ` Steven Noonan
2015-11-10 20:06           ` Markus Armbruster
2015-11-10 20:17             ` Steven Noonan
2015-11-10 20:18           ` Paolo Bonzini [this message]
2015-11-10 16:04 ` [Qemu-devel] [PATCH 0/3] fix clang negative signed bit shift warning Peter Maydell
2015-11-16 14:23 ` Peter Maydell
2015-11-16 15:20   ` Peter Maydell
2015-11-17  3:50     ` Stefan Hajnoczi
2015-11-17  3:53 ` Stefan Hajnoczi

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