[#BloombergLP-bslma-IsStdAllocator-0f6d]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/IsStdAllocator-07.adoc[IsStdAllocator]<xref:bsl/polymorphic_allocator.adoc[bsl::polymorphic_allocator<TYPE>]>
:relfileprefix: ../../
:mrdocs:

Declare `polymorphic_allocator` as a C++11 compatible allocator for all versions of C++.

== Synopsis

Declared in `<bslma_polymorphicallocator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class TYPE>
struct xref:BloombergLP/bslma/IsStdAllocator-07.adoc[IsStdAllocator]<xref:bsl/polymorphic_allocator.adoc[bsl::polymorphic_allocator<TYPE>]>
    : xref:bsl/true_type.adoc[bsl::true_type]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:bsl/true_type.adoc[bsl::true_type]`
| Metafunction representing the boolean constant `true`.
|===


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