X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Flate-format.lisp;h=a0d204ebeedcd84a8567f1578109aabca3bc1570;hb=12348c1417becbbd24dd3f109ed4040dbdde62dd;hp=a7d63bd68f823851937f94451dcaae9f5e5935e8;hpb=0f3d47226b4c3f9fcc350e681443534701d56aa4;p=sbcl.git

diff --git a/src/code/late-format.lisp b/src/code/late-format.lisp
index a7d63bd..a0d204e 100644
--- a/src/code/late-format.lisp
+++ b/src/code/late-format.lisp
@@ -222,10 +222,12 @@
 		  (char-code (format-directive-character directive))))
 	   (*default-format-error-offset*
 	    (1- (format-directive-end directive))))
+       (declare (type (or null function) expander))
        (if expander
 	   (funcall expander directive more-directives)
 	   (error 'format-error
-		  :complaint "unknown directive"))))
+		  :complaint "unknown directive ~@[(character: ~A)~]"
+		  :args (list (char-name (format-directive-character directive)))))))
     (simple-string
      (values `(write-string ,directive stream)
 	     more-directives))))
@@ -975,7 +977,7 @@
 					 close params string end)
 	   (expand-format-logical-block prefix per-line-p insides
 					suffix atsignp))
-	 (let ((count (apply #'+ (mapcar (lambda (x) (count-if #'illegal-inside-justification-p x)) segments))))
+	 (let ((count (reduce #'+ (mapcar (lambda (x) (count-if #'illegal-inside-justification-p x)) segments))))
 	   (when (> count 0)
 	     ;; ANSI specifies that "an error is signalled" in this
 	     ;; situation.