[#BloombergLP-bslalg-ConstructorProxy_PolymorphicAllocator-2conversion-03]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslalg.adoc[bslalg]::xref:BloombergLP/bslalg/ConstructorProxy_PolymorphicAllocator.adoc[ConstructorProxy&lowbar;PolymorphicAllocator]::operator xref:BloombergLP/bslmf/NestedTraitDeclaration.adoc[BloombergLP::bslmf::NestedTraitDeclaration&lt;ConstructorProxy&lowbar;PolymorphicAllocator, UsesBslmaAllocator, false&gt;]
:relfileprefix: ../../../
:mrdocs:

Declare that `ConstructorProxy&lowbar;PolymorphicAllocator` does not use a `bslma` allocator when `false` is specified&period;

== Synopsis

Declared in `&lt;bslalg&lowbar;constructorproxy&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
operator xref:BloombergLP/bslmf/NestedTraitDeclaration.adoc[BloombergLP::bslmf::NestedTraitDeclaration&lt;ConstructorProxy&lowbar;PolymorphicAllocator, UsesBslmaAllocator, false&gt;]() const;
----

== Return Value

nested trait declaration tag


[.small]#Created with https://www.mrdocs.com[MrDocs]#
