From d294cad4abbd7773e800060678962e8379d87443 Mon Sep 17 00:00:00 2001
From: toy <toy>
Date: Fri, 1 Jun 2001 12:51:56 +0000
Subject: [PATCH] Update deftransform for alien-sap: o Convert refs to
 alien-value-sap o Add a message when we can't optimize ALIEN-SAP away

---
 compiler/aliencomp.lisp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/compiler/aliencomp.lisp b/compiler/aliencomp.lisp
index 4e73c0acf..cf1ba0102 100644
--- a/compiler/aliencomp.lisp
+++ b/compiler/aliencomp.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/compiler/aliencomp.lisp,v 1.25 2000/10/23 16:06:53 dtc Exp $")
+  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/aliencomp.lisp,v 1.26 2001/06/01 12:51:56 toy Exp $")
 ;;;
 ;;; **********************************************************************
 ;;;
@@ -487,8 +487,10 @@
        '(lambda (sap type)
 	  (declare (ignore type))
 	  sap))
+      (ref
+       `(alien::alien-value-sap alien))
       (t
-       (give-up)))))
+       (give-up "Could not optimize away ALIEN-SAP")))))
 
 (defoptimizer (%sap-alien derive-type) ((sap type))
   (declare (ignore sap))
-- 
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