[#BloombergLP-bslalg-ConstructorProxy_PolymorphicAllocator-2constructor-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslalg.adoc[bslalg]::xref:BloombergLP/bslalg/ConstructorProxy_PolymorphicAllocator.adoc[ConstructorProxy_PolymorphicAllocator]::ConstructorProxy_PolymorphicAllocator
:relfileprefix: ../../../
:mrdocs:

Create an allocator using the same `memory_resource` as the specified `other` allocator.

== Synopsis

Declared in `<bslalg_constructorproxy.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class T2>
ConstructorProxy_PolymorphicAllocator(xref:bsl/polymorphic_allocator.adoc[bsl::polymorphic_allocator<T2>] const& other);
----


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