On Thu, May 23, 2013 at 12:52 PM, Larry Gritz <[email protected]> wrote:
> In gcc >= 4.8, do the old __sync_* intrinsics disappear, now that the > __atomic_* ones are present? > > Or are there particular platforms that never had the __sync but will have > __atomic under 4.8? > > Are we quite sure that on platforms that support both, that there is no > performance difference? > Perhaps it would be better to implement this with some sort of definition driven by a cmake option first rather than automagically? Richard
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