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10.5.8 Freeing of objects by the GC

Weak arrays and weak hash tables can be used to allow the GC to free objects.

Relevant functions are make-hash-table, set-hash-table-weak, set-array-weak, make-array and copy-to-weak-simple-vector.

For a description of weak vectors see set-array-weak.


LispWorks User Guide and Reference Manual - 21 Dec 2011

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