[#BloombergLP-bslma-StdTestAllocator-const_reference]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/StdTestAllocator.adoc[StdTestAllocator]::const_reference
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:mrdocs:

Alias for a constant reference to the value type.

== Synopsis

Declared in `<bslma_stdtestallocator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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typedef bsl::conditional<bsl::is_void<TYPE>::value, void, TYPE const&>::type const_reference;
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