X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fpcl%2Fprint-object.lisp;h=50153b2af4bbe7ac1345ee0d4323aafeb8005724;hb=dfbfbd3f2499852904129738e13a70c9780f37a7;hp=df187c37d32f3c659ee87b15e2c3b79e6ae2e1b2;hpb=90c2b0563695904419451b6172efcf9c7008ad8b;p=sbcl.git

diff --git a/src/pcl/print-object.lisp b/src/pcl/print-object.lisp
index df187c3..50153b2 100644
--- a/src/pcl/print-object.lisp
+++ b/src/pcl/print-object.lisp
@@ -102,15 +102,11 @@
 
 (defun named-object-print-function (instance stream
                                     &optional (extra nil extra-p))
-  (print-unreadable-object (instance stream :type t)
-    (if extra-p
-        (format stream
-                "~S ~:S"
-                (slot-value-or-default instance 'name)
-                extra)
-        (format stream
-                "~S"
-                (slot-value-or-default instance 'name)))))
+  (let ((name (slot-value-or-default instance 'name)))
+    (print-unreadable-object (instance stream :type t :identity (not name))
+      (if extra-p
+          (format stream "~S ~:S" name extra)
+          (format stream "~S" name)))))
 
 (defmethod print-object ((class class) stream)
   (named-object-print-function class stream))