;;; combination node so that COMPILER-WARNING and related functions
;;; will do the right thing if they are supplied.
(defun valid-fun-use (call type &key
- ((:argument-test *ctype-test-fun*) #'csubtypep)
- (result-test #'values-subtypep)
- (strict-result nil)
- ((:lossage-fun *lossage-fun*))
- ((:unwinnage-fun *unwinnage-fun*)))
+ ((:argument-test *ctype-test-fun*) #'csubtypep)
+ (result-test #'values-subtypep)
+ ((:lossage-fun *lossage-fun*))
+ ((:unwinnage-fun *unwinnage-fun*)))
(declare (type function result-test) (type combination call)
;; FIXME: Could TYPE here actually be something like
;; (AND GENERIC-FUNCTION (FUNCTION (T) T))? How
(let* ((*lossage-detected* nil)
(*unwinnage-detected* nil)
(*compiler-error-context* call)
- (args (combination-args call))
- (nargs (length args)))
+ (args (combination-args call)))
(if (fun-type-p type)
- (let* ((required (fun-type-required type))
- (min-args (length required))
- (optional (fun-type-optional type))
- (max-args (+ min-args (length optional)))
- (rest (fun-type-rest type))
- (keyp (fun-type-keyp type)))
- (cond
- ((fun-type-wild-args type)
- (do ((i 1 (1+ i))
- (arg args (cdr arg)))
- ((null arg))
- (check-arg-type (car arg) *wild-type* i)))
- ((not (or optional keyp rest))
- (if (/= nargs min-args)
- (note-lossage
- "The function was called with ~R argument~:P, but wants exactly ~R."
- nargs min-args)
- (check-fixed-and-rest args required nil)))
- ((< nargs min-args)
- (note-lossage
- "The function was called with ~R argument~:P, but wants at least ~R."
- nargs min-args))
- ((<= nargs max-args)
- (check-fixed-and-rest args (append required optional) rest))
- ((not (or keyp rest))
- (note-lossage
- "The function was called with ~R argument~:P, but wants at most ~R."
- nargs max-args))
- ((and keyp (oddp (- nargs max-args)))
- (note-lossage
- "The function has an odd number of arguments in the keyword portion."))
- (t
- (check-fixed-and-rest args (append required optional) rest)
- (when keyp
- (check-key-args args max-args type))))
-
- (let* ((dtype (node-derived-type call))
- (return-type (fun-type-returns type))
- (cont (node-cont call))
- (out-type
- (if (or (not (continuation-type-check cont))
- (and strict-result (policy call (/= safety 0))))
- dtype
- (values-type-intersection (continuation-asserted-type cont)
- dtype))))
- (multiple-value-bind (int win) (funcall result-test out-type return-type)
- (cond ((not win)
- (note-unwinnage "can't tell whether the result is a ~S"
- (type-specifier return-type)))
- ((not int)
- (note-lossage "The result is a ~S, not a ~S."
- (type-specifier out-type)
- (type-specifier return-type)))))))
- (loop for arg in args
+ (let* ((nargs (length args))
+ (required (fun-type-required type))
+ (min-args (length required))
+ (optional (fun-type-optional type))
+ (max-args (+ min-args (length optional)))
+ (rest (fun-type-rest type))
+ (keyp (fun-type-keyp type)))
+ (cond
+ ((fun-type-wild-args type)
+ (loop for arg in args
+ and i from 1
+ do (check-arg-type arg *universal-type* i)))
+ ((not (or optional keyp rest))
+ (if (/= nargs min-args)
+ (note-lossage
+ "The function was called with ~R argument~:P, but wants exactly ~R."
+ nargs min-args)
+ (check-fixed-and-rest args required nil)))
+ ((< nargs min-args)
+ (note-lossage
+ "The function was called with ~R argument~:P, but wants at least ~R."
+ nargs min-args))
+ ((<= nargs max-args)
+ (check-fixed-and-rest args (append required optional) rest))
+ ((not (or keyp rest))
+ (note-lossage
+ "The function was called with ~R argument~:P, but wants at most ~R."
+ nargs max-args))
+ ((and keyp (oddp (- nargs max-args)))
+ (note-lossage
+ "The function has an odd number of arguments in the keyword portion."))
+ (t
+ (check-fixed-and-rest args (append required optional) rest)
+ (when keyp
+ (check-key-args args max-args type))))
+
+ (let* ((dtype (node-derived-type call))
+ (return-type (fun-type-returns type))
+ (out-type dtype))
+ (multiple-value-bind (int win) (funcall result-test out-type return-type)
+ (cond ((not win)
+ (note-unwinnage "can't tell whether the result is a ~S"
+ (type-specifier return-type)))
+ ((not int)
+ (note-lossage "The result is a ~S, not a ~S."
+ (type-specifier out-type)
+ (type-specifier return-type)))))))
+ (loop for arg in args
and i from 1
do (check-arg-type arg *wild-type* i)))
(cond (*lossage-detected* (values nil t))
- (*unwinnage-detected* (values nil nil))
- (t (values t t)))))
+ (*unwinnage-detected* (values nil nil))
+ (t (values t t)))))
;;; Check that the derived type of the continuation CONT is compatible
;;; with TYPE. N is the arg number, for error message purposes. We
:types (list val-type))))))))))))
type))
-;;; This is similar to VALID-FUNCTION-USE, but checks an
+;;; This is similar to VALID-FUN-USE, but checks an
;;; APPROXIMATE-FUN-TYPE against a real function type.
(declaim (ftype (function (approximate-fun-type fun-type
&optional function function function)
vars types)
(values vars (res))))
-;;; Check that the optional-dispatch OD conforms to Type. We return
+;;; Check that the optional-dispatch OD conforms to TYPE. We return
;;; the values of TRY-TYPE-INTERSECTIONS if there are no syntax
;;; problems, otherwise NIL, NIL.
;;;
(let* ((type-returns (fun-type-returns type))
(return (lambda-return (main-entry functional)))
(atype (when return
- (continuation-asserted-type (return-result return)))))
+ nil
+ #+nil(continuation-derived-type (return-result return))))) ; !!
(cond
((and atype (not (values-types-equal-or-intersect atype
type-returns)))
(t
(setf (leaf-type var) type)
(dolist (ref (leaf-refs var))
- (derive-node-type ref type)))))
+ (derive-node-type ref (make-single-value-type type))))))
t))))))
(defun assert-global-function-definition-type (name fun)
use EQ comparison)~@:>"
(continuation-source tag)
(type-specifier (continuation-type tag))))))
+
+(defun %compile-time-type-error (values atype dtype)
+ (declare (ignore dtype))
+ (error 'values-type-error :datum values :expected-type atype))
+
+(defoptimizer (%compile-time-type-error ir2-convert)
+ ((objects atype dtype) node block)
+ (let ((*compiler-error-context* node))
+ (setf (node-source-path node)
+ (cdr (node-source-path node)))
+ (destructuring-bind (values atype dtype)
+ (basic-combination-args node)
+ (declare (ignore values))
+ (let ((atype (continuation-value atype))
+ (dtype (continuation-value dtype)))
+ (unless (eq atype nil)
+ (compiler-warn
+ "Asserted type ~S conflicts with derived type ~S."
+ atype dtype))))
+ (ir2-convert-full-call node block)))