source: trunk/j/src/org/armedbear/lisp/upgraded-complex-part-type.lisp @ 8492

Last change on this file since 8492 was 8492, checked in by piso, 17 years ago

(upgraded-complex-part-type nil) => NIL

File size: 1.2 KB
RevLine 
[6097]1;;; upgraded-complex-part-type.lisp
2;;;
[8492]3;;; Copyright (C) 2004-2005 Peter Graves
4;;; $Id: upgraded-complex-part-type.lisp,v 1.3 2005-02-06 18:28:28 piso Exp $
[6097]5;;;
6;;; This program is free software; you can redistribute it and/or
7;;; modify it under the terms of the GNU General Public License
8;;; as published by the Free Software Foundation; either version 2
9;;; of the License, or (at your option) any later version.
10;;;
11;;; This program is distributed in the hope that it will be useful,
12;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14;;; GNU General Public License for more details.
15;;;
16;;; You should have received a copy of the GNU General Public License
17;;; along with this program; if not, write to the Free Software
18;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19
20;;; Adapted from SBCL.
21
22(defun upgraded-complex-part-type (typespec &optional environment)
[8492]23  (declare (ignore environment))
24  (cond ((null typespec)
25         nil)
26        ((subtypep typespec 'float)
[6097]27   'float)
28  ((subtypep typespec 'rational)
29   'rational)
[6705]30        ((subtypep typespec 'real)
31         'real)
[6097]32  (t
[6705]33   t)))
Note: See TracBrowser for help on using the repository browser.