Edit File: stringfwd.h
// <string> Forward declarations -*- C++ -*- // Copyright (C) 2001-2018 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. /** @file bits/stringfwd.h * This is an internal header file, included by other library headers. * Do not attempt to use it directly. @headername{string} */ // // ISO C++ 14882: 21 Strings library // #ifndef _STRINGFWD_H #define _STRINGFWD_H 1 #pragma GCC system_header #include <bits/c++config.h> #include <bits/memoryfwd.h> namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION /** * @defgroup strings Strings * * @{ */ template<class _CharT> struct char_traits; template<> struct char_traits<char>; #ifdef _GLIBCXX_USE_WCHAR_T template<> struct char_traits<wchar_t>; #endif #if ((__cplusplus >= 201103L) \ && defined(_GLIBCXX_USE_C99_STDINT_TR1)) template<> struct char_traits<char16_t>; template<> struct char_traits<char32_t>; #endif _GLIBCXX_BEGIN_NAMESPACE_CXX11 template<typename _CharT, typename _Traits = char_traits<_CharT>, typename _Alloc = allocator<_CharT> > class basic_string; /// A string of @c char typedef basic_string<char> string; #ifdef _GLIBCXX_USE_WCHAR_T /// A string of @c wchar_t typedef basic_string<wchar_t> wstring; #endif #if ((__cplusplus >= 201103L) \ && defined(_GLIBCXX_USE_C99_STDINT_TR1)) /// A string of @c char16_t typedef basic_string<char16_t> u16string; /// A string of @c char32_t typedef basic_string<char32_t> u32string; #endif _GLIBCXX_END_NAMESPACE_CXX11 /** @} */ _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // _STRINGFWD_H
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