[#BloombergLP-bslma-ConstructionUtil_IsAllocatorPtr-06]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::ConstructionUtil_IsAllocatorPtr
:relfileprefix: ../../
:mrdocs:

Metafunction that inherits from `true_type` if the `ALLOC` type is a pointer to `bslma::Allocator` or a class derived from it and `false_type` otherwise.

== Synopsis

Declared in `<bslma_constructionutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class ALLOC>
struct ConstructionUtil_IsAllocatorPtr
    : xref:bsl/false_type.adoc[bsl::false_type]
----

== Base Classes

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

== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslma/ConstructionUtil_IsAllocatorPtr-0f.adoc[`ConstructionUtil_IsAllocatorPtr<ALLOC*>`] 
| This partial specialization is for pointer type `ALLOC *` and evaulates true if and only if `ALLOC` is derived from `bslma::Allocator`.
|===



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