| 1 | // -*- C++ -*- forwarding header. |
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| 2 | |
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| 3 | // Copyright (C) 1997-2021 Free Software Foundation, Inc. |
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| 4 | // |
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| 5 | // This file is part of the GNU ISO C++ Library. This library is free |
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| 6 | // software; you can redistribute it and/or modify it under the |
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| 7 | // terms of the GNU General Public License as published by the |
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| 8 | // Free Software Foundation; either version 3, or (at your option) |
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| 9 | // any later version. |
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| 10 | |
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| 11 | // This library 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 | // Under Section 7 of GPL version 3, you are granted additional |
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| 17 | // permissions described in the GCC Runtime Library Exception, version |
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| 18 | // 3.1, as published by the Free Software Foundation. |
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| 19 | |
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| 20 | // You should have received a copy of the GNU General Public License and |
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| 21 | // a copy of the GCC Runtime Library Exception along with this program; |
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| 22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
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| 23 | // <http://www.gnu.org/licenses/>. |
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| 24 | |
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| 25 | /** @file include/cfloat |
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| 26 | * This is a Standard C++ Library file. You should @c \#include this file |
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| 27 | * in your programs, rather than any of the @a *.h implementation files. |
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| 28 | * |
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| 29 | * This is the C++ version of the Standard C Library header @c float.h, |
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| 30 | * and its contents are (mostly) the same as that header, but are all |
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| 31 | * contained in the namespace @c std (except for names which are defined |
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| 32 | * as macros in C). |
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| 33 | */ |
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| 34 | |
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| 35 | // |
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| 36 | // ISO C++ 14882: 18.2.2 Implementation properties: C library |
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| 37 | // |
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| 38 | |
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| 39 | #pragma GCC system_header |
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| 40 | |
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| 41 | #include <bits/c++config.h> |
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| 42 | #include <float.h> |
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| 43 | |
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| 44 | #ifndef _GLIBCXX_CFLOAT |
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| 45 | #define _GLIBCXX_CFLOAT 1 |
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| 46 | |
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| 47 | #if __cplusplus >= 201103L |
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| 48 | # ifndef DECIMAL_DIG |
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| 49 | # define DECIMAL_DIG __DECIMAL_DIG__ |
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| 50 | # endif |
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| 51 | # ifndef FLT_EVAL_METHOD |
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| 52 | # define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ |
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| 53 | # endif |
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| 54 | #endif |
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| 55 | |
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| 56 | #endif |
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| 57 | |
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