atomic_thread_fence

Acquire-Release Fences

25 July 2016

Acquire and release fences guarantees similar synchronisation and ordering constraints as atomics with acquire-release semantic. Similar, because the differences are in the details.

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22 July 2016

The key idea of a std::atomic_thread_fence is, to establish synchronisation and ordering constraints between threads without an atomic operation.

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That's not your problem. Your text is interpreted. You have to use < or >.
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