[cfe-dev] atomic intrinsics
Blaine Garst
blaine at apple.com
Mon Oct 18 11:02:40 PDT 2010
On Oct 18, 2010, at 9:11 AM, Howard Hinnant wrote:
> I checked with Lawrence Crowl concerning the C side. The C spec currently says that different invocations of atomic_is_lock_free for the same pointer type may return different results. Lawrence tells me that the C spec is based on an old C++ spec and is due to be changed to be consistent with C++. Therefore I believe we're good to go with bool __atomic_is_lock_free(type).
Sorry, took Friday off.
I'm actively corresponding with Lawrence on atomics with the goal of simplifying both standards - and of course interoperable semantics and in fact some limited interoperable syntax as well.
I wasn't, however, aware of the above issue so I'll check that out.
Blaine
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