From 093c6c85d1c014b4662dde68589a91ba2f99cb48 Mon Sep 17 00:00:00 2001
From: rtoy <rtoy>
Date: Tue, 13 Apr 2004 13:21:52 +0000
Subject: [PATCH] Use (logandc2 x y) instead of (logand x (lognot y)).

---
 code/room.lisp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/room.lisp b/code/room.lisp
index 5d93a208d..984a51bbc 100644
--- a/code/room.lisp
+++ b/code/room.lisp
@@ -5,7 +5,7 @@
 ;;; Carnegie Mellon University, and has been placed in the public domain.
 ;;;
 (ext:file-comment
-  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/room.lisp,v 1.31 2003/10/15 15:24:23 toy Exp $")
+  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/room.lisp,v 1.32 2004/04/13 13:21:52 rtoy Exp $")
 ;;;
 ;;; **********************************************************************
 ;;;
@@ -147,7 +147,7 @@
 (declaim (inline round-to-dualword))
 (defun round-to-dualword (size)
   (declare (type memory-size size))
-  (logand (the memory-size (+ size lowtag-mask)) (lognot lowtag-mask)))
+  (logandc2 (the memory-size (+ size lowtag-mask)) lowtag-mask))
 
 
 ;;; VECTOR-TOTAL-SIZE  --  Internal
-- 
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