The ability to pass a numeric argument to gensym has been deprecated.
The :test-not argument to the functions in the next figure are deprecated.
adjoin nset-difference search assoc nset-exclusive-or set-difference count nsublis set-exclusive-or delete nsubst sublis delete-duplicates nsubstitute subsetp find nunion subst intersection position substitute member rassoc tree-equal mismatch remove union nintersection remove-duplicates
Figure 1-3. Functions with Deprecated :TEST-NOT Arguments
The use of the situation names compile, load, and eval in eval-when is deprecated.