1.0.12.12: sequence optimizations: SUBSEQ, part 2

[sbcl.git] / src / code / defboot.lisp

diff --git a/src/code/defboot.lisp b/src/code/defboot.lisp
index a5e7ba0..5035116 100644 (file)
--- a/src/code/defboot.lisp
+++ b/src/code/defboot.lisp
@@ -217,6 +217,8 @@
     (style-warn "redefining ~S in DEFUN" name))
   (setf (sb!xc:fdefinition name) def)
 
+  (sb!c::note-name-defined name :function)
+
   ;; FIXME: I want to do this here (and fix bug 137), but until the
   ;; breathtaking CMU CL function name architecture is converted into
   ;; something sane, (1) doing so doesn't really fix the bug, and
@@ -324,25 +326,18 @@
 ;;; destructuring mechanisms.
 (defmacro-mundanely dotimes ((var count &optional (result nil)) &body body)
   (cond ((numberp count)
-         `(do ((,var 0 (1+ ,var)))
-              ((>= ,var ,count) ,result)
-            (declare (type unsigned-byte ,var))
-            ,@body))
-        (t (let ((v1 (gensym)))
-             `(do ((,var 0 (1+ ,var)) (,v1 ,count))
-                  ((>= ,var ,v1) ,result)
-                (declare (type unsigned-byte ,var))
-                ,@body)))))
-
-(defun filter-dolist-declarations (decls)
-  (mapcar (lambda (decl)
-            `(declare ,@(remove-if
-                         (lambda (clause)
-                           (and (consp clause)
-                                (or (eq (car clause) 'type)
-                                    (eq (car clause) 'ignore))))
-                         (cdr decl))))
-          decls))
+        `(do ((,var 0 (1+ ,var)))
+             ((>= ,var ,count) ,result)
+           (declare (type unsigned-byte ,var))
+           ,@body))
+        (t
+         (let ((c (gensym "COUNT")))
+           `(do ((,var 0 (1+ ,var))
+                 (,c ,count))
+                ((>= ,var ,c) ,result)
+              (declare (type unsigned-byte ,var)
+                       (type integer ,c))
+              ,@body)))))
 
 (defmacro-mundanely dolist ((var list &optional (result nil)) &body body)
   ;; We repeatedly bind the var instead of setting it so that we never