On Jul 20, 2010, at 8:03 AM, N.M. Maclaren wrote:
> > Also, it seems like the 3rd parameter could be problematic if it ever
> > goes larger than 2B -- it'll increment in the wrong direction, won't it?
>
> Not on most systems.
Ah -- I just checked -- the associativity of + and (cast) are equal, and are
right to left. So it should be ok. But still, for defensive programming
purposes, I'd prefer this:
} while (!OPAL_ATOMIC_CMPSET_32((int32_t*)&ep->eager_rdma_remote.seq,
(int32_t)ftr->seq,
(int32_t)(ftr->seq+1)));
--
Jeff Squyres
[email protected]
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