[csw-maintainers] gcc __sync_fetch_and_add revisited

[Ben Walton]

Excerpts from Philip Brown's message of Sun May 08 15:32:21 -0400 2011:

> yes that sounds like what happened... however.... we should also
> make it so that the library actually uses the extra functionality on
> v9.  atomic-add is pretty important for good performance.  we can't
> NOT support it, on the better cpus.

Agreed.  I don't have time to tackle this though.

Thanks
-Ben
--
Ben Walton
Systems Programmer - CHASS
University of Toronto
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