From 429ec693e969e0408a05985c96a8412177dc9f4a Mon Sep 17 00:00:00 2001
From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 19 Nov 2004 07:14:57 +0000
Subject: [PATCH] Can't use #!UNASSIGNED; it compiles into an unreferenceable
 object.

---
 v7/src/runtime/global.scm  | 7 ++-----
 v7/src/runtime/parse.scm   | 3 +--
 v7/src/runtime/runtime.pkg | 6 +-----
 v7/src/runtime/unpars.scm  | 3 +--
 4 files changed, 5 insertions(+), 14 deletions(-)

diff --git a/v7/src/runtime/global.scm b/v7/src/runtime/global.scm
index 1eaaacb9e..cadfc975f 100644
--- a/v7/src/runtime/global.scm
+++ b/v7/src/runtime/global.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: global.scm,v 14.71 2004/11/19 07:11:36 cph Exp $
+$Id: global.scm,v 14.72 2004/11/19 07:14:30 cph Exp $
 
 Copyright 1988,1989,1991,1992,1993,1995 Massachusetts Institute of Technology
 Copyright 1998,2000,2001,2003,2004 Massachusetts Institute of Technology
@@ -317,13 +317,10 @@ USA.
       ;; same as `undefined-conditional-branch'.
       ;; (eq? object *the-non-printing-object*)
       ;; (eq? object unspecific)
-      (eq? object unassigned-object)))
+      (eq? object (object-new-type (ucode-type constant) 2))))
 
 (define unspecific
   (object-new-type (ucode-type constant) 1))
-
-(define unassigned-object
-  (object-new-type (ucode-type constant) 2))
 
 (define (obarray->list #!optional obarray)
   (let ((obarray
diff --git a/v7/src/runtime/parse.scm b/v7/src/runtime/parse.scm
index f9ccd33b6..13a041c69 100644
--- a/v7/src/runtime/parse.scm
+++ b/v7/src/runtime/parse.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: parse.scm,v 14.55 2004/11/19 07:11:43 cph Exp $
+$Id: parse.scm,v 14.56 2004/11/19 07:14:37 cph Exp $
 
 Copyright 1986,1987,1988,1989,1990,1991 Massachusetts Institute of Technology
 Copyright 1992,1993,1994,1997,1998,1999 Massachusetts Institute of Technology
@@ -489,7 +489,6 @@ USA.
 	  ((string-ci=? name "aux") lambda-aux-tag)
 	  ((string-ci=? name "eof") (make-eof-object #f))
 	  ((string-ci=? name "default") (default-object))
-	  ((string-ci=? name "unassigned") unassigned-object)
 	  ((string-ci=? name "unspecific") unspecific)
 	  (else (error:illegal-named-constant name)))))
 
diff --git a/v7/src/runtime/runtime.pkg b/v7/src/runtime/runtime.pkg
index 62ab36906..23f9b83c4 100644
--- a/v7/src/runtime/runtime.pkg
+++ b/v7/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.516 2004/11/19 07:11:55 cph Exp $
+$Id: runtime.pkg,v 14.517 2004/11/19 07:14:49 cph Exp $
 
 Copyright 1988,1989,1990,1991,1992,1993 Massachusetts Institute of Technology
 Copyright 1994,1995,1996,1997,1998,1999 Massachusetts Institute of Technology
@@ -370,10 +370,6 @@ USA.
 	  with-interrupt-mask
 	  with-values
 	  write-to-string)
-  (export (runtime parser)
-	  unassigned-object)
-  (export (runtime unparser)
-	  unassigned-object)
   (initialization (initialize-package!)))
 
 (define-package (runtime alternative-lambda)
diff --git a/v7/src/runtime/unpars.scm b/v7/src/runtime/unpars.scm
index 5750c1a57..b809bdef0 100644
--- a/v7/src/runtime/unpars.scm
+++ b/v7/src/runtime/unpars.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: unpars.scm,v 14.61 2004/11/19 07:12:03 cph Exp $
+$Id: unpars.scm,v 14.62 2004/11/19 07:14:57 cph Exp $
 
 Copyright 1986,1987,1990,1991,1992,1995 Massachusetts Institute of Technology
 Copyright 1996,2001,2002,2003,2004 Massachusetts Institute of Technology
@@ -322,7 +322,6 @@ USA.
 	((eq? object lambda-key-tag) (*unparse-string "#!key"))
 	((eq? object lambda-optional-tag) (*unparse-string "#!optional"))
 	((eq? object lambda-rest-tag) (*unparse-string "#!rest"))
-	((eq? object unassigned-object) (*unparse-string "#!unassigned"))
 	((eq? object unspecific) (*unparse-string "#!unspecific"))
 	(else (unparse/default object))))
 
-- 
2.25.1