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131
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1 `/* Implementation of the MAXLOC intrinsic
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145
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2 Copyright (C) 2017-2020 Free Software Foundation, Inc.
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131
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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 #include <stdlib.h>
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28 #include <string.h>
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29 #include <assert.h>
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30 #include <limits.h>'
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31
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32 include(iparm.m4)dnl
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33 include(iforeach-s.m4)dnl
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34
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35 `#if defined (HAVE_'atype_name`) && defined (HAVE_'rtype_name`)'
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36
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37 #define HAVE_BACK_ARG 1
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38
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39 FOREACH_FUNCTION(
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40 ` const atype_name *maxval;
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41 maxval = NULL;'
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42 ,
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43 ` if (maxval == NULL || (back ? compare_fcn (base, maxval, len) >= 0 :
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44 compare_fcn (base, maxval, len) > 0))
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45 {
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46 maxval = base;
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47 for (n = 0; n < rank; n++)
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48 dest[n * dstride] = count[n] + 1;
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49 }')
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50
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51 MASKED_FOREACH_FUNCTION(
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52 ` const atype_name *maxval;
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53
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54 maxval = NULL;'
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55 ,
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56 ` if (*mbase &&
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57 (maxval == NULL || (back ? compare_fcn (base, maxval, len) >= 0:
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58 compare_fcn (base, maxval, len) > 0)))
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59 {
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60 maxval = base;
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61 for (n = 0; n < rank; n++)
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62 dest[n * dstride] = count[n] + 1;
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63 }')
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64
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65 SCALAR_FOREACH_FUNCTION(`0')
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66 #endif
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