BloombergLP::bsls::AtomicUint64::swapAcqRel

Atomically set the value of this object to the specified swapValue and return its previous value, providing the acquire/release memory ordering guarantee.

Synopsis

Declared in <bsls_atomic.h>

Types::Uint64
swapAcqRel(Types::Uint64 swapValue);

Return Value

previous value of this object

Parameters

NameDescription
swapValuevalue to store, returning the previous value