| 1 | // -*- C++ -*- forwarding header. |
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| 2 | |
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| 3 | // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 |
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| 4 | // Free Software Foundation, Inc. |
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| 5 | // |
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| 6 | // This file is part of the GNU ISO C++ Library. This library is free |
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| 7 | // software; you can redistribute it and/or modify it under the |
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| 8 | // terms of the GNU General Public License as published by the |
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| 9 | // Free Software Foundation; either version 2, or (at your option) |
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| 10 | // any later version. |
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| 11 | |
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| 12 | // This library 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 | // You should have received a copy of the GNU General Public License along |
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| 18 | // with this library; see the file COPYING. If not, write to the Free |
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| 19 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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| 20 | // USA. |
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| 21 | |
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| 22 | // As a special exception, you may use this file as part of a free software |
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| 23 | // library without restriction. Specifically, if other files instantiate |
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| 24 | // templates or use macros or inline functions from this file, or you compile |
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| 25 | // this file and link it with other files to produce an executable, this |
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| 26 | // file does not by itself cause the resulting executable to be covered by |
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| 27 | // the GNU General Public License. This exception does not however |
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| 28 | // invalidate any other reasons why the executable file might be covered by |
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| 29 | // the GNU General Public License. |
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| 30 | |
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| 31 | // |
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| 32 | // ISO C++ 14882: 20.4.6 C library |
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| 33 | // |
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| 34 | |
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| 35 | /** @file cstdlib |
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| 36 | * This is a Standard C++ Library file. You should @c #include this file |
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| 37 | * in your programs, rather than any of the "*.h" implementation files. |
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| 38 | * |
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| 39 | * This is the C++ version of the Standard C Library header @c stdlib.h, |
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| 40 | * and its contents are (mostly) the same as that header, but are all |
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| 41 | * contained in the namespace @c std. |
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| 42 | */ |
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| 43 | |
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| 44 | #ifndef _GLIBCXX_CSTDLIB |
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| 45 | #define _GLIBCXX_CSTDLIB 1 |
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| 46 | |
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| 47 | #pragma GCC system_header |
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| 48 | |
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| 49 | #include <bits/c++config.h> |
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| 50 | #include <cstddef> |
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| 51 | |
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| 52 | #include <stdlib.h> |
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| 53 | |
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| 54 | // Get rid of those macros defined in <stdlib.h> in lieu of real functions. |
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| 55 | #undef abort |
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| 56 | #undef abs |
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| 57 | #undef atexit |
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| 58 | #undef atof |
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| 59 | #undef atoi |
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| 60 | #undef atol |
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| 61 | #undef bsearch |
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| 62 | #undef calloc |
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| 63 | #undef div |
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| 64 | #undef exit |
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| 65 | #undef free |
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| 66 | #undef getenv |
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| 67 | #undef labs |
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| 68 | #undef ldiv |
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| 69 | #undef malloc |
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| 70 | #undef mblen |
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| 71 | #undef mbstowcs |
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| 72 | #undef mbtowc |
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| 73 | #undef qsort |
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| 74 | #undef rand |
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| 75 | #undef realloc |
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| 76 | #undef srand |
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| 77 | #undef strtod |
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| 78 | #undef strtol |
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| 79 | #undef strtoul |
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| 80 | #undef system |
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| 81 | #undef wcstombs |
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| 82 | #undef wctomb |
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| 83 | |
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| 84 | namespace std |
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| 85 | { |
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| 86 | using ::div_t; |
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| 87 | using ::ldiv_t; |
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| 88 | |
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| 89 | using ::abort; |
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| 90 | using ::abs; |
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| 91 | using ::atexit; |
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| 92 | using ::atof; |
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| 93 | using ::atoi; |
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| 94 | using ::atol; |
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| 95 | using ::bsearch; |
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| 96 | using ::calloc; |
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| 97 | using ::div; |
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| 98 | using ::exit; |
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| 99 | using ::free; |
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| 100 | using ::getenv; |
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| 101 | using ::labs; |
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| 102 | using ::ldiv; |
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| 103 | using ::malloc; |
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| 104 | #ifdef _GLIBCXX_HAVE_MBSTATE_T |
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| 105 | using ::mblen; |
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| 106 | using ::mbstowcs; |
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| 107 | using ::mbtowc; |
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| 108 | #endif // _GLIBCXX_HAVE_MBSTATE_T |
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| 109 | using ::qsort; |
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| 110 | using ::rand; |
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| 111 | using ::realloc; |
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| 112 | using ::srand; |
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| 113 | using ::strtod; |
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| 114 | using ::strtol; |
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| 115 | using ::strtoul; |
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| 116 | using ::system; |
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| 117 | #ifdef _GLIBCXX_USE_WCHAR_T |
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| 118 | using ::wcstombs; |
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| 119 | using ::wctomb; |
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| 120 | #endif // _GLIBCXX_USE_WCHAR_T |
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| 121 | |
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| 122 | inline long |
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| 123 | abs(long __i) { return labs(__i); } |
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| 124 | |
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| 125 | inline ldiv_t |
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| 126 | div(long __i, long __j) { return ldiv(__i, __j); } |
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| 127 | } |
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| 128 | |
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| 129 | #if _GLIBCXX_USE_C99 |
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| 130 | |
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| 131 | #undef _Exit |
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| 132 | #undef llabs |
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| 133 | #undef lldiv |
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| 134 | #undef atoll |
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| 135 | #undef strtoll |
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| 136 | #undef strtoull |
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| 137 | #undef strtof |
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| 138 | #undef strtold |
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| 139 | |
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| 140 | namespace __gnu_cxx |
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| 141 | { |
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| 142 | #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 143 | using ::lldiv_t; |
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| 144 | #endif |
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| 145 | #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC |
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| 146 | extern "C" void (_Exit)(int); |
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| 147 | #endif |
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| 148 | #if !_GLIBCXX_USE_C99_DYNAMIC |
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| 149 | using ::_Exit; |
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| 150 | #endif |
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| 151 | |
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| 152 | inline long long |
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| 153 | abs(long long __x) { return __x >= 0 ? __x : -__x; } |
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| 154 | |
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| 155 | inline long long |
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| 156 | llabs(long long __x) { return __x >= 0 ? __x : -__x; } |
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| 157 | |
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| 158 | #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 159 | inline lldiv_t |
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| 160 | div(long long __n, long long __d) |
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| 161 | { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; } |
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| 162 | |
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| 163 | inline lldiv_t |
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| 164 | lldiv(long long __n, long long __d) |
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| 165 | { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; } |
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| 166 | #endif |
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| 167 | |
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| 168 | #if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 169 | extern "C" long long int (atoll)(const char *); |
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| 170 | extern "C" long long int |
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| 171 | (strtoll)(const char * restrict, char ** restrict, int); |
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| 172 | extern "C" unsigned long long int |
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| 173 | (strtoull)(const char * restrict, char ** restrict, int); |
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| 174 | #endif |
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| 175 | #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 176 | using ::atoll; |
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| 177 | using ::strtoll; |
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| 178 | using ::strtoull; |
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| 179 | #endif |
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| 180 | using ::strtof; |
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| 181 | using ::strtold; |
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| 182 | } |
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| 183 | |
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| 184 | namespace std |
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| 185 | { |
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| 186 | #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 187 | using __gnu_cxx::lldiv_t; |
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| 188 | #endif |
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| 189 | using __gnu_cxx::_Exit; |
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| 190 | using __gnu_cxx::abs; |
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| 191 | using __gnu_cxx::llabs; |
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| 192 | #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC |
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| 193 | using __gnu_cxx::div; |
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| 194 | using __gnu_cxx::lldiv; |
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| 195 | #endif |
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| 196 | using __gnu_cxx::atoll; |
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| 197 | using __gnu_cxx::strtof; |
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| 198 | using __gnu_cxx::strtoll; |
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| 199 | using __gnu_cxx::strtoull; |
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| 200 | using __gnu_cxx::strtold; |
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| 201 | } |
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| 202 | #endif |
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| 203 | |
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| 204 | #endif |
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