[libvirt] [PATCH] esx: Fix gcc 4.6 warning about initialized but unused variables

[Eric Blake]

On 04/15/2011 03:25 AM, Christophe Fergeau wrote:
> Hi Matthias,
> 
> On Thu, Apr 14, 2011 at 07:18:27PM +0200, Matthias Bolte wrote:
>> This is a speculative patch as I don't have gcc 4.6 at hand to test it.
> 
> I no longer get the warning with this patch applied. At first I was worried
> about the use of ATTRIBUTE_UNUSED (I assumed it meant "this var is unused,
> feel free to optimize it away"), but gcc documentation indeed says:
> "unused
>     This attribute, attached to a variable, means that the variable is
> meant to be possibly unused. GCC will not produce a warning for this
> variable."
> 
> So this all looks good to me (aka ack from me)

ACK from me as well; I went ahead and pushed it under the build-breaker
rule.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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