Re: [PATCH 03/13] Rewrite virAtomic APIs using GLib's atomic ops code

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On 07/20/2012 04:26 PM, Eric Blake wrote:
>>>>> +#  define virAtomicIntGet(atomic)                                       \
>>>>> +    (__extension__ ({                                                   \
>>>>> +            verify (sizeof(*(atomic)) == sizeof(int));                  \

> within functions, use this instead:
> 
> (void)verify_true(...)

Or this, to give a better error message where possible:

(void) verify_expr (sizeof(*(atomic)) == sizeof(int), "wrong size");

> 
> The cast to void is unfortunately necessary to avoid a -Wall of
> 'statement with no effect'.

Likewise true of verify_expr().

-- 
Eric Blake   eblake@xxxxxxxxxx    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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