X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fearly-type.lisp;h=1b395f1830bda6c792b813412e607f5eb1e038dc;hb=a6a12ed609d5467ec43b411283e5b3568fee81df;hp=ec513da4c6f09e9e9b1fd8e7241c8ace44b43162;hpb=4084b6b95c1d5e0a45e073a9b875d8471efd8505;p=sbcl.git

diff --git a/src/code/early-type.lisp b/src/code/early-type.lisp
index ec513da..1b395f1 100644
--- a/src/code/early-type.lisp
+++ b/src/code/early-type.lisp
@@ -134,8 +134,14 @@
             (:include args-type
                       (class-info (type-class-or-lose 'values)))
             (:constructor %make-values-type)
+            (:predicate %values-type-p)
             (:copier nil)))
 
+(declaim (inline value-type-p))
+(defun values-type-p (x)
+  (or (eq x *wild-type*)
+      (%values-type-p x)))
+
 (defun-cached (make-values-type-cached
                :hash-bits 8
                :hash-function (lambda (req opt rest allowp)
@@ -547,6 +553,10 @@
           (cond
            ((and (not (eq spec u))
                  (info :type :builtin spec)))
+           ((and (consp spec) (symbolp (car spec))
+                 (info :type :builtin (car spec))
+                 (let ((expander (info :type :expander (car spec))))
+                   (and expander (values-specifier-type (funcall expander spec))))))
            ((eq (info :type :kind spec) :instance)
             (find-classoid spec))
            ((typep spec 'classoid)
@@ -615,6 +625,9 @@ expansion happened."
                (values nil nil))
               ((symbolp spec)
                (values (info :type :expander spec) (list spec)))
+              ((and (consp spec) (symbolp (car spec)) (info :type :builtin (car spec)))
+               ;; see above
+               (values nil nil))
               ((and (consp spec) (symbolp (car spec)))
                (values (info :type :expander (car spec)) spec))
               (t nil)))