[#BloombergLP-bslma-SequentialPool-allocateAndExpand-04] = 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 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`. == Synopsis Declared in `<bslma_sequentialpool.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- void* allocateAndExpand(int* size); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#