[#bsl-stop_source-2constructor-0b]
= xref:bsl.adoc[bsl]::xref:bsl/stop_source.adoc[stop_source]::stop_source
:relfileprefix: ../../
:mrdocs:

Create a `stop_source` object that refers to a distinct stop state, using the specified `allocator` to supply memory. Note, however, that `stop_source` is not allocator‐aware.

== Synopsis

Declared in `<bslstl_stoptoken.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
stop_source(xref:bsl/allocator-0df.adoc[bsl::allocator<char>] allocator);
----


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