[#bsl-allocator_traits-078-const_void_pointer]
= xref:bsl.adoc[bsl]::xref:bsl/allocator_traits-078.adoc[allocator_traits<polymorphic_allocator<double>>]::const_void_pointer
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `<bslma_polymorphicallocator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
typedef void const* const_void_pointer;
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