[#BloombergLP-bslma-AllocatorTraits_CallMaxSize-07]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::AllocatorTraits_CallMaxSize
:relfileprefix: ../../
:mrdocs:

Fallback `max_size` implementation when the allocator does not provide its own `max_size` member function.

== Synopsis

Declared in `<bslma_allocatortraits.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class T,
    class = void>
struct AllocatorTraits_CallMaxSize;
----

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslma/AllocatorTraits_CallMaxSize-07/SizeType.adoc[`SizeType`] 
| Alias to `AllocatorTraits_SizeType<T>::type`.
|===


== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslma/AllocatorTraits_CallMaxSize-07/max_size.adoc[`max_size`] 
| Return the maximum size of the specified (template) parameter `T`. Also note that this method is defined inline to work around a Windows compiler bug with SFINAE functions.
|===


== Specializations

[cols="1"]
|===
| Name
| xref:BloombergLP/bslma/AllocatorTraits_CallMaxSize-03.adoc[`AllocatorTraits_CallMaxSize<T, bsl::void_t<decltype(bslmf::Util::declval<T>().max_size())>>`] 
|===



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