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From: Markus Armbruster <armbru@redhat.com>
References: <56B10B86.4020505@redhat.com> <56B126B6.3070701@redhat.com>
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Date: Wed, 03 Feb 2016 08:21:56 +0100
In-Reply-To: <56B12AD7.90802@redhat.com> (Paolo Bonzini's message of "Tue, 2
	Feb 2016 23:16:55 +0100")
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Subject: Re: [Qemu-devel] iotest 013 failure under clang -fsanitize=undefined
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Qemu-block <qemu-block@nongnu.org>, qemu-devel <qemu-devel@nongnu.org>, Laszlo Ersek <lersek@redhat.com>, John Snow <jsnow@redhat.com>

Paolo Bonzini <pbonzini@redhat.com> writes:

> On 02/02/2016 22:59, Eric Blake wrote:
>> I'd be okay with this patch, if you want to make it a formal
>> submission, and if no one else chimes in with any opinion other
>> than disgust at clang's shenanigans.
>
> I'm not okay with the patch.  What's wrong with
> -fno-sanitize=float-divide-by-zero?  GCC accepts it, the only
> difference is in having a more useful default.

Agreed.  Do not complicate the code to placate some tool's silliness
when you can tell the tool to stop being silly instead.