[#bsl-stop_source-2constructor-0a]
= xref:bsl.adoc[bsl]::xref:bsl/stop_source.adoc[stop&lowbar;source]::stop&lowbar;source
:relfileprefix: ../../
:mrdocs:

Create a `stop&lowbar;source` object that refers to a distinct stop state, using the currently installed default allocator to supply memory&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;stoptoken&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
stop&lowbar;source();
----


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