[#BloombergLP-bslma-SequentialPool-allocateAndExpand-03]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/SequentialPool.adoc[SequentialPool]::allocateAndExpand
:relfileprefix: ../../../
:mrdocs:

Return memory of at least the specified `*size` and at most the specified `maxNumBytes`. Also return the actual amount of memory allocated in `*size`. If `*size` is 0, no memory is allocated and 0 is returned. The behavior is undefined unless `0 <= *size <= maxNumBytes`.

== Synopsis

Declared in `<bslma_sequentialpool.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void*
allocateAndExpand(
    int* size,
    int maxNumBytes);
----


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