From 4aeb2fd7dc969a0ef6f39405262173d57b8d2df9 Mon Sep 17 00:00:00 2001
From: ram <ram>
Date: Thu, 6 Jan 1994 18:04:03 +0000
Subject: [PATCH] In propagate-local-call-args, don't do anything if there is
 an optional-dispatch specified.  The last fixed entry point won't be
 referenced by the XEP, so we can't count on that providing a T type input.

---
 compiler/ir1opt.lisp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/compiler/ir1opt.lisp b/compiler/ir1opt.lisp
index e76935150..7b62aeecd 100644
--- a/compiler/ir1opt.lisp
+++ b/compiler/ir1opt.lisp
@@ -7,7 +7,7 @@
 ;;; Scott Fahlman or slisp-group@cs.cmu.edu.
 ;;;
 (ext:file-comment
-  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/ir1opt.lisp,v 1.63 1993/08/31 22:52:26 ram Exp $")
+  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/ir1opt.lisp,v 1.64 1994/01/06 18:04:03 ram Exp $")
 ;;;
 ;;; **********************************************************************
 ;;;
@@ -1372,7 +1372,8 @@
 (defun propagate-local-call-args (call fun)
   (declare (type combination call) (type clambda fun))
 
-  (unless (functional-entry-function fun)
+  (unless (or (functional-entry-function fun)
+	      (lambda-optional-dispatch fun))
     (let* ((vars (lambda-vars fun))
 	   (union (mapcar #'(lambda (arg var)
 			      (when (and arg
-- 
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