131
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1 `/* Implementation of the MAXVAL intrinsic
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2 Copyright (C) 2017-2018 Free Software Foundation, Inc.
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3 Contributed by Thomas Koenig
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4
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5 This file is part of the GNU Fortran runtime library (libgfortran).
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6
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7 Libgfortran is free software; you can redistribute it and/or
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8 modify it under the terms of the GNU General Public
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9 License as published by the Free Software Foundation; either
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10 version 3 of the License, or (at your option) any later version.
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11
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12 Libgfortran is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 Under Section 7 of GPL version 3, you are granted additional
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18 permissions described in the GCC Runtime Library Exception, version
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19 3.1, as published by the Free Software Foundation.
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20
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21 You should have received a copy of the GNU General Public License and
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22 a copy of the GCC Runtime Library Exception along with this program;
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 <http://www.gnu.org/licenses/>. */
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25
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26 #include "libgfortran.h"'
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27
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28 include(iparm.m4)dnl
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29 include(ifunction-s2.m4)dnl
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30
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31 `#if defined (HAVE_'atype_name`) && defined (HAVE_'rtype_name`)'
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32
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33 ARRAY_FUNCTION(0,
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34 ` const atype_name *retval;
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35 retval = base;',
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36 ` if (compare_fcn (src, retval, string_len) > 0)
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37 {
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38 retval = src;
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39 }', `')
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40
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41 MASKED_ARRAY_FUNCTION(0,
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42 ` const atype_name *retval;
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43 memset (dest, 0, sizeof (*dest) * string_len);
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44 retval = dest;',
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45 ` if (*msrc)
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46 {
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47 retval = src;
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48 break;
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49 }
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50 }
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51 for (; n < len; n++, src += delta, msrc += mdelta)
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52 {
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53 if (*msrc && compare_fcn (src, retval, string_len) > 0)
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54 {
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55 retval = src;
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56 }
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57 ')
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58
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59 SCALAR_ARRAY_FUNCTION(0)
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60
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61 #endif
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