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1 | ;;; upgraded-complex-part-type.lisp |
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2 | ;;; |
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3 | ;;; Copyright (C) 2004 Peter Graves |
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4 | ;;; $Id: upgraded-complex-part-type.lisp,v 1.2 2004-05-03 15:24:54 piso Exp $ |
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5 | ;;; |
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6 | ;;; This program is free software; you can redistribute it and/or |
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7 | ;;; modify it under the terms of the GNU General Public License |
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8 | ;;; as published by the Free Software Foundation; either version 2 |
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9 | ;;; of the License, or (at your option) any later version. |
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10 | ;;; |
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11 | ;;; This program is distributed in the hope that it will be useful, |
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12 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | ;;; GNU General Public License for more details. |
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15 | ;;; |
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16 | ;;; You should have received a copy of the GNU General Public License |
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17 | ;;; along with this program; if not, write to the Free Software |
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18 | ;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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19 | |
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20 | ;;; Adapted from SBCL. |
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21 | |
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22 | (defun upgraded-complex-part-type (typespec &optional environment) |
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23 | (cond ((subtypep typespec 'float) |
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24 | 'float) |
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25 | ((subtypep typespec 'rational) |
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26 | 'rational) |
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27 | ((subtypep typespec 'real) |
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28 | 'real) |
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29 | (t |
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30 | t))) |
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