Frees the last block of memory allocated by the current RegionAllocator. Throws a RegionAllocatorException if this RegionAllocator is not the most recently created still-existing RegionAllocator using its RegionAllocatorStack instance.
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Frees the last block of memory allocated by the current RegionAllocator. Throws a RegionAllocatorException if this RegionAllocator is not the most recently created still-existing RegionAllocator using its RegionAllocatorStack instance.