[#BloombergLP-bslma-AllocatorAdaptor]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::AllocatorAdaptor
:relfileprefix: ../../
:mrdocs:

Polymorphic wrapper around an STL‐style allocator. Note that `AllocatorAdaptor[::Type]` is the same type regardless of whether or not the compiler supports alias templates. It should be used, therefore, whenever the exact type of the adaptor is important.

== Synopsis

Declared in `<bslma_allocatoradaptor.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class STL_ALLOC>
using AllocatorAdaptor = /* implementation-defined */;
----


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