[#BloombergLP-bslmt-Barrier-arrive]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/Barrier.adoc[Barrier]::arrive
:relfileprefix: ../../../
:mrdocs:

Arrive on this barrier, signaling waiters if this is the last arrival&period;

== Synopsis

Declared in `&lt;bslmt&lowbar;barrier&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
arrive();
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== Description

If this is the last required arrival, _signal_ all the threads that are currently waiting on this barrier to unblock and reset the state of this barrier to its initial state&period;


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