(assert-no-consing (test-nip-values))
(assert-no-consing (test-let-var-subst1 17))
(assert-no-consing (test-let-var-subst2 17))
(assert-no-consing (test-nip-values))
(assert-no-consing (test-let-var-subst1 17))
(assert-no-consing (test-let-var-subst2 17))