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diff --git a/contrib/libstdc++/include/bits/basic_ios.tcc b/contrib/libstdc++/include/bits/basic_ios.tcc
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-// basic_ios member functions -*- C++ -*-
-
-// Copyright (C) 1999, 2001, 2002, 2003, 2004, 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 basic_ios.tcc
- * This is an internal header file, included by other library headers.
- * You should not attempt to use it directly.
- */
-
-#ifndef _BASIC_IOS_TCC
-#define _BASIC_IOS_TCC 1
-
-#pragma GCC system_header
-
-_GLIBCXX_BEGIN_NAMESPACE(std)
-
- template<typename _CharT, typename _Traits>
- void
- basic_ios<_CharT, _Traits>::clear(iostate __state)
- {
- if (this->rdbuf())
- _M_streambuf_state = __state;
- else
- _M_streambuf_state = __state | badbit;
- if (this->exceptions() & this->rdstate())
- __throw_ios_failure(__N("basic_ios::clear"));
- }
-
- template<typename _CharT, typename _Traits>
- basic_streambuf<_CharT, _Traits>*
- basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<_CharT, _Traits>* __sb)
- {
- basic_streambuf<_CharT, _Traits>* __old = _M_streambuf;
- _M_streambuf = __sb;
- this->clear();
- return __old;
- }
-
- template<typename _CharT, typename _Traits>
- basic_ios<_CharT, _Traits>&
- basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
- {
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 292. effects of a.copyfmt (a)
- if (this != &__rhs)
- {
- // Per 27.1.1, do not call imbue, yet must trash all caches
- // associated with imbue()
-
- // Alloc any new word array first, so if it fails we have "rollback".
- _Words* __words = (__rhs._M_word_size <= _S_local_word_size) ?
- _M_local_word : new _Words[__rhs._M_word_size];
-
- // Bump refs before doing callbacks, for safety.
- _Callback_list* __cb = __rhs._M_callbacks;
- if (__cb)
- __cb->_M_add_reference();
- _M_call_callbacks(erase_event);
- if (_M_word != _M_local_word)
- {
- delete [] _M_word;
- _M_word = 0;
- }
- _M_dispose_callbacks();
-
- // NB: Don't want any added during above.
- _M_callbacks = __cb;
- for (int __i = 0; __i < __rhs._M_word_size; ++__i)
- __words[__i] = __rhs._M_word[__i];
- _M_word = __words;
- _M_word_size = __rhs._M_word_size;
-
- this->flags(__rhs.flags());
- this->width(__rhs.width());
- this->precision(__rhs.precision());
- this->tie(__rhs.tie());
- this->fill(__rhs.fill());
- _M_ios_locale = __rhs.getloc();
- _M_cache_locale(_M_ios_locale);
-
- _M_call_callbacks(copyfmt_event);
-
- // The next is required to be the last assignment.
- this->exceptions(__rhs.exceptions());
- }
- return *this;
- }
-
- template<typename _CharT, typename _Traits>
- char
- basic_ios<_CharT, _Traits>::narrow(char_type __c, char __dfault) const
- { return __check_facet(_M_ctype).narrow(__c, __dfault); }
-
- template<typename _CharT, typename _Traits>
- _CharT
- basic_ios<_CharT, _Traits>::widen(char __c) const
- { return __check_facet(_M_ctype).widen(__c); }
-
- // Locales:
- template<typename _CharT, typename _Traits>
- locale
- basic_ios<_CharT, _Traits>::imbue(const locale& __loc)
- {
- locale __old(this->getloc());
- ios_base::imbue(__loc);
- _M_cache_locale(__loc);
- if (this->rdbuf() != 0)
- this->rdbuf()->pubimbue(__loc);
- return __old;
- }
-
- template<typename _CharT, typename _Traits>
- void
- basic_ios<_CharT, _Traits>::init(basic_streambuf<_CharT, _Traits>* __sb)
- {
- // NB: This may be called more than once on the same object.
- ios_base::_M_init();
-
- // Cache locale data and specific facets used by iostreams.
- _M_cache_locale(_M_ios_locale);
-
- // NB: The 27.4.4.1 Postconditions Table specifies requirements
- // after basic_ios::init() has been called. As part of this,
- // fill() must return widen(' ') any time after init() has been
- // called, which needs an imbued ctype facet of char_type to
- // return without throwing an exception. Unfortunately,
- // ctype<char_type> is not necessarily a required facet, so
- // streams with char_type != [char, wchar_t] will not have it by
- // default. Because of this, the correct value for _M_fill is
- // constructed on the first call of fill(). That way,
- // unformatted input and output with non-required basic_ios
- // instantiations is possible even without imbuing the expected
- // ctype<char_type> facet.
- _M_fill = _CharT();
- _M_fill_init = false;
-
- _M_tie = 0;
- _M_exception = goodbit;
- _M_streambuf = __sb;
- _M_streambuf_state = __sb ? goodbit : badbit;
- }
-
- template<typename _CharT, typename _Traits>
- void
- basic_ios<_CharT, _Traits>::_M_cache_locale(const locale& __loc)
- {
- if (__builtin_expect(has_facet<__ctype_type>(__loc), true))
- _M_ctype = &use_facet<__ctype_type>(__loc);
- else
- _M_ctype = 0;
-
- if (__builtin_expect(has_facet<__num_put_type>(__loc), true))
- _M_num_put = &use_facet<__num_put_type>(__loc);
- else
- _M_num_put = 0;
-
- if (__builtin_expect(has_facet<__num_get_type>(__loc), true))
- _M_num_get = &use_facet<__num_get_type>(__loc);
- else
- _M_num_get = 0;
- }
-
- // Inhibit implicit instantiations for required instantiations,
- // which are defined via explicit instantiations elsewhere.
- // NB: This syntax is a GNU extension.
-#if _GLIBCXX_EXTERN_TEMPLATE
- extern template class basic_ios<char>;
-
-#ifdef _GLIBCXX_USE_WCHAR_T
- extern template class basic_ios<wchar_t>;
-#endif
-#endif
-
-_GLIBCXX_END_NAMESPACE
-
-#endif
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