On 07/18/2012 07:07 PM, Hu Tao wrote:
> <...>
>
>> +
>> +# define virAtomicIntGet(atomic) \
>> + (__extension__ ({ \
>> + verify (sizeof(*(atomic)) == sizeof(int)); \
>> + (void) (0 ? *(atomic) ^ *(atomic) : 0); \
>> + __sync_synchronize (); \
>> + (int) *(atomic); \
>> + }))> > The `verify' lines cause building warnings: > > cc1: warnings being treated as errors > util/virobject.c: In function 'virClassNew': > util/virobject.c:74:99: error: nested extern declaration of > '_gl_verify_function2' [-Wnested-externs] Which version of gcc? I'll have to see if I can come up with a solution in upstream gnulib that expands verify() in such a way that works with -Wnested-externs. -- Eric Blake ebl...@redhat.com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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