X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fknownfun.lisp;h=001c66940d97776fe0b6d4cf7f90312dececeed7;hb=d0552bdb80b50eb2c600de19b89b2d7139c4841c;hp=e47a03a643d8492c1ee93f09d24777b002d934e7;hpb=942e5de3f3e27e1cc6ae4aae69c040fa1dc7db00;p=sbcl.git

diff --git a/src/compiler/knownfun.lisp b/src/compiler/knownfun.lisp
index e47a03a..001c669 100644
--- a/src/compiler/knownfun.lisp
+++ b/src/compiler/knownfun.lisp
@@ -161,12 +161,14 @@
 			      (string-equal (transform-note x) note)
 			      (eq (transform-important x) important)))
 		       (fun-info-transforms info))))
-    (if old
-	(setf (transform-function old) fun
-	      (transform-note old) note)
-	(push (make-transform :type ctype :function fun :note note
-			      :important important)
-	      (fun-info-transforms info)))
+    (cond (old
+           (style-warn "Overwriting ~S" old)
+           (setf (transform-function old) fun
+                 (transform-note old) note))
+          (t
+           (push (make-transform :type ctype :function fun :note note
+                                 :important important)
+                 (fun-info-transforms info))))
     name))
 
 ;;; Make a FUN-INFO structure with the specified type, attributes