From: Guillermo J. Rozas <edu/mit/csail/zurich/gjr>
Date: Wed, 16 Dec 1992 12:12:18 +0000 (+0000)
Subject: Fix bug in last edit.
X-Git-Tag: 20090517-FFI~8649
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=1597bca002ee6ac0331a4c1c109fb781a78b4df2;p=mit-scheme.git

Fix bug in last edit.
---

diff --git a/v7/src/compiler/rtlgen/opncod.scm b/v7/src/compiler/rtlgen/opncod.scm
index b6ad72b41..0ea7c1327 100644
--- a/v7/src/compiler/rtlgen/opncod.scm
+++ b/v7/src/compiler/rtlgen/opncod.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: opncod.scm,v 4.52 1992/12/16 09:20:06 gjr Exp $
+$Id: opncod.scm,v 4.53 1992/12/16 12:12:18 gjr Exp $
 
 Copyright (c) 1988-1992 Massachusetts Institute of Technology
 
@@ -585,14 +585,12 @@ MIT in each case. |#
    (lambda (combination expressions finish)
      (let ((type (car expressions))
 	   (object (cadr expressions)))
-       (let* ((operand (rvalue-known-value type))
-	      (ok? (and operand
-			(rvalue/constant? operand)))
+       (let* ((ok? (rtl:constant? type))
 	      (tag (and ok?
-			(constant-value operand))))
+			(rtl:constant-value type))))
 	 (if (and ok?
-		(exact-nonnegative-integer? tag)
-		(< tag (expt 2 scheme-type-width)))
+		  (exact-nonnegative-integer? tag)
+		  (< tag (expt 2 scheme-type-width)))
 	     (finish
 	      (rtl:make-type-test (rtl:make-object->type object)
 				  tag))