(unless (sb!kernel::%%typep new-value type nil)
(let ((spec (type-specifier type)))
(error 'simple-type-error
- :format-control "Cannot ~@? to ~S (not of type ~S.)"
- :format-arguments (list action (describe-action) new-value spec)
+ :format-control "~@<Cannot ~@? to ~S, not of type ~S.~:@>"
+ :format-arguments (list (describe-action) symbol new-value spec)
:datum new-value
:expected-type spec))))))))
(values))