[#bsl-polymorphic_allocator]
= xref:bsl.adoc[bsl]::polymorphic&lowbar;allocator
:relfileprefix: ../
:mrdocs:

Alias for `std&colon;&colon;pmr&colon;&colon;polymorphic&lowbar;allocator` in the `bsl` namespace&period;

== Synopsis

Declared in `&lt;bslma&lowbar;polymorphicallocator&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class TYPE = std::byte&gt;
using polymorphic&lowbar;allocator = std::pmr::polymorphic&lowbar;allocator&lt;TYPE&gt;;
----


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