BloombergLP::bsls::AtomicOperations_ALL_ALL_ClangIntrinsics::swapIntAcqRel

Atomically swap atomicInt with acquire/release ordering.

Synopsis

Declared in <bsls_atomicoperations_all_all_clangintrinsics.h>

static
int
swapIntAcqRel(
    AtomicTypes::Int* atomicInt,
    int swapValue);

Description

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

Return Value

previous value of atomicInt

Parameters

Name

Description

atomicInt

atomic integer to modify

swapValue

value to store in atomicInt

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