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+// String support -*- C++ -*-
+
+// Copyright (C) 2001, 2002, 2005 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction. Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License. This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file stringfwd.h
+ * This is an internal header file, included by other library headers.
+ * You should not attempt to use it directly.
+ */
+
+//
+// ISO C++ 14882: 21 Strings library
+//
+
+#ifndef _STRINGFWD_H
+#define _STRINGFWD_H 1
+
+#pragma GCC system_header
+
+#include <bits/c++config.h>
+
+_GLIBCXX_BEGIN_NAMESPACE(std)
+
+ template<typename _Alloc>
+ class allocator;
+
+ template<class _CharT>
+ struct char_traits;
+
+ template<typename _CharT, typename _Traits = char_traits<_CharT>,
+ typename _Alloc = allocator<_CharT> >
+ class basic_string;
+
+ template<> struct char_traits<char>;
+
+ typedef basic_string<char> string;
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+ template<> struct char_traits<wchar_t>;
+
+ typedef basic_string<wchar_t> wstring;
+#endif
+
+_GLIBCXX_END_NAMESPACE
+
+#endif // _STRINGFWD_H
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