From de85b58248736fcef4a0d94b5c87bd171dcc0188 Mon Sep 17 00:00:00 2001 From: ram <ram> Date: Sat, 16 Nov 1991 15:41:39 +0000 Subject: [PATCH] Fixed the VALUES IR1 transform (which discards unused values forms) to work when there are no values forms. --- compiler/ir1opt.lisp | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/compiler/ir1opt.lisp b/compiler/ir1opt.lisp index c6da4f985..73ce82d7a 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 1.32 1991/11/16 13:16:37 ram Exp $") + "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/ir1opt.lisp,v 1.33 1991/11/16 15:41:39 ram Exp $") ;;; ;;; ********************************************************************** ;;; @@ -1531,11 +1531,13 @@ (when (typep (continuation-dest (node-cont node)) '(or creturn exit mv-combination)) (give-up)) - (let ((dummies (loop repeat (1- (length vals)) + (if vals + (let ((dummies (loop repeat (1- (length vals)) collect (gensym)))) - `(lambda (val ,@dummies) - (declare (ignore ,@dummies)) - val))) + `(lambda (val ,@dummies) + (declare (ignore ,@dummies)) + val)) + 'nil)) ;;; Flush-Dead-Code -- Internal -- GitLab