X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fcompiler-deftype.lisp;h=24aeaa31096230341f3cb6203ddf4b3b4a8be381;hb=711f75f20284c41f53485fda882fc7cc9e8e930f;hp=2a1ddce154703376bcca9eb0bc2dd9bdaf703ba0;hpb=2d3cb6dba6461e98744eca2a1df4f770cea468ca;p=sbcl.git

diff --git a/src/compiler/compiler-deftype.lisp b/src/compiler/compiler-deftype.lisp
index 2a1ddce..24aeaa3 100644
--- a/src/compiler/compiler-deftype.lisp
+++ b/src/compiler/compiler-deftype.lisp
@@ -13,15 +13,18 @@
 
 (/show0 "compiler-deftype.lisp 14")
 
-(defun %compiler-deftype (name expander &optional doc)
+(defun %compiler-deftype (name lambda-list expander doc source-location)
+  (with-single-package-locked-error
+      (:symbol name "defining ~A as a type specifier"))
   (ecase (info :type :kind name)
     (:primitive
      (when *type-system-initialized*
        (error "illegal to redefine standard type: ~S" name)))
     (:instance
      (warn "The class ~S is being redefined to be a DEFTYPE." name)
-     (undefine-structure (layout-info (classoid-layout (find-classoid name))))
-     (setf (classoid-cell-classoid (find-classoid-cell name)) nil)
+     (undeclare-structure (find-classoid name) t)
+     ;; FIXME: shouldn't this happen only at eval-time?
+     (setf (classoid-cell-classoid (find-classoid-cell name :create t)) nil)
      (setf (info :type :compiler-layout name) nil)
      (setf (info :type :kind name) :defined))
     (:defined
@@ -38,14 +41,13 @@
      )
     ((nil :forthcoming-defclass-type)
      (setf (info :type :kind name) :defined)))
-  (setf (info :type :expander name) expander)
+  (setf (info :type :expander name) expander
+        (info :type :lambda-list name) lambda-list)
+  (sb!c:with-source-location (source-location)
+    (setf (info :type :source-location name) source-location))
   (when doc
     (setf (fdocumentation name 'type) doc))
-  ;; ### Bootstrap hack -- we need to define types before %NOTE-TYPE-DEFINED
-  ;; is defined. (FIXME: Do we still need to do this? -- WHN 19990310)
-  (if (fboundp 'sb!c::%note-type-defined)
-    (sb!c::%note-type-defined name)
-    (warn "defining type before %NOTE-TYPE-DEFINED is defined"))
+  (sb!c::%note-type-defined name)
   name)
 
 (/show0 "compiler-deftype.lisp end of file")