[#BloombergLP-bslstl-SimplePool-deallocate] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::xref:BloombergLP/bslstl/SimplePool.adoc[SimplePool]::deallocate :relfileprefix: ../../../ :mrdocs: Relinquish the memory block at the specified `address` back to this pool object for reuse. The behavior is undefined unless `address` is non‐zero, was allocated by this pool, and has not already been deallocated. == Synopsis Declared in `<bslstl_simplepool.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- void deallocate(void* address); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#