[#llvm-SmallVectorTemplateBase-0432-reserveForParamAndGetAddress-0f]
= xref:llvm.adoc[llvm]::xref:llvm/SmallVectorTemplateBase-0432.adoc[SmallVectorTemplateBase<T, true>]::reserveForParamAndGetAddress
:relfileprefix: ../../
:mrdocs:

Reserve enough space to add one element, and return the updated element pointer in case it was a reference to the storage.

== Synopsis

Declared in `<llvm/ADT/SmallVector.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
T*
reserveForParamAndGetAddress(
    T& Elt,
    size_t N = 1);
----

== Return Value

Updated pointer to `Elt,` possibly adjusted after growth.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *Elt*
| Element that may currently reference this vector's storage.
| *N*
| Number of elements that will be added.
|===


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