[#BloombergLP-bsls-AtomicOperations-swapPtr]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsls.adoc[bsls]::xref:BloombergLP/bsls/AtomicOperations.adoc[AtomicOperations]::swapPtr
:relfileprefix: ../../../
:mrdocs:

Atomically set the value of the specified `atomicPtr` to the specified `swapValue`, and return its previous value, providing the sequential consistency memory ordering guarantee.

== Synopsis

Declared in `<bsls_atomicoperations.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
void*
swapPtr(
    xref:BloombergLP/bsls/Atomic_TypeTraits-0b/Pointer.adoc[AtomicTypes::Pointer]* atomicPtr,
    void* swapValue);
----


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