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Date: Tue, 01 Jul 2014 10:26:54 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH fix for 2.1] makefile: Fix tools compile
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>, QEMU Developers <qemu-devel@nongnu.org>, Alex Graf <agraf@suse.de>

Il 01/07/2014 10:19, Peter Maydell ha scritto:
>> > I think something like "double x; int f(void) {return isnan(sin(x));}"
>> > should be bullet proof.
> This is a compile_prog test, though -- the compiler could spot
> that x and f are both unused, since it has the entire program
> in hand. My suggestion would be:
>
> int main(int argc, char **argv) { return isnan(sin((double)argc)); }

Ok, v2 of the pull request is on the way.

Paolo