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diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/bits/stl_pair.h b/i686-linux-gnu-4.7/usr/include/c++/4.7/bits/stl_pair.h
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+// Pair implementation -*- C++ -*-
+
+// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+// 2010, 2011, 2012
+// 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
+// .
+
+/*
+ *
+ * Copyright (c) 1994
+ * Hewlett-Packard Company
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation. Hewlett-Packard Company makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ *
+ * Copyright (c) 1996,1997
+ * Silicon Graphics Computer Systems, Inc.
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation. Silicon Graphics makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ */
+
+/** @file bits/stl_pair.h
+ * This is an internal header file, included by other library headers.
+ * Do not attempt to use it directly. @headername{utility}
+ */
+
+#ifndef _STL_PAIR_H
+#define _STL_PAIR_H 1
+
+#include // for std::move / std::forward, and std::swap
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#include // for std::__decay_and_strip too
+#endif
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /// piecewise_construct_t
+ struct piecewise_construct_t { };
+
+ /// piecewise_construct
+ constexpr piecewise_construct_t piecewise_construct = piecewise_construct_t();
+
+ // Forward declarations.
+ template
+ class tuple;
+
+ template
+ struct _Index_tuple;
+#endif
+
+ /// Struct holding two objects of arbitrary type.
+ template
+ struct pair
+ {
+ typedef _T1 first_type; /// @c first_type is the first bound type
+ typedef _T2 second_type; /// @c second_type is the second bound type
+
+ _T1 first; /// @c first is a copy of the first object
+ _T2 second; /// @c second is a copy of the second object
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 265. std::pair::pair() effects overly restrictive
+ /** The default constructor creates @c first and @c second using their
+ * respective default constructors. */
+ _GLIBCXX_CONSTEXPR pair()
+ : first(), second() { }
+
+ /** Two objects may be passed to a @c pair constructor to be copied. */
+ _GLIBCXX_CONSTEXPR pair(const _T1& __a, const _T2& __b)
+ : first(__a), second(__b) { }
+
+ /** There is also a templated copy ctor for the @c pair class itself. */
+#ifndef __GXX_EXPERIMENTAL_CXX0X__
+ template
+ pair(const pair<_U1, _U2>& __p)
+ : first(__p.first), second(__p.second) { }
+#else
+ template,
+ is_convertible>::value>::type>
+ constexpr pair(const pair<_U1, _U2>& __p)
+ : first(__p.first), second(__p.second) { }
+
+ constexpr pair(const pair&) = default;
+ constexpr pair(pair&&) = default;
+
+ // DR 811.
+ template::value>::type>
+ constexpr pair(_U1&& __x, const _T2& __y)
+ : first(std::forward<_U1>(__x)), second(__y) { }
+
+ template::value>::type>
+ constexpr pair(const _T1& __x, _U2&& __y)
+ : first(__x), second(std::forward<_U2>(__y)) { }
+
+ template,
+ is_convertible<_U2, _T2>>::value>::type>
+ constexpr pair(_U1&& __x, _U2&& __y)
+ : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
+
+ template,
+ is_convertible<_U2, _T2>>::value>::type>
+ constexpr pair(pair<_U1, _U2>&& __p)
+ : first(std::forward<_U1>(__p.first)),
+ second(std::forward<_U2>(__p.second)) { }
+
+ template
+ pair(piecewise_construct_t, tuple<_Args1...>, tuple<_Args2...>);
+
+ pair&
+ operator=(const pair& __p)
+ {
+ first = __p.first;
+ second = __p.second;
+ return *this;
+ }
+
+ pair&
+ operator=(pair&& __p)
+ noexcept(__and_,
+ is_nothrow_move_assignable<_T2>>::value)
+ {
+ first = std::forward(__p.first);
+ second = std::forward(__p.second);
+ return *this;
+ }
+
+ template
+ pair&
+ operator=(const pair<_U1, _U2>& __p)
+ {
+ first = __p.first;
+ second = __p.second;
+ return *this;
+ }
+
+ template
+ pair&
+ operator=(pair<_U1, _U2>&& __p)
+ {
+ first = std::forward<_U1>(__p.first);
+ second = std::forward<_U2>(__p.second);
+ return *this;
+ }
+
+ void
+ swap(pair& __p)
+ noexcept(noexcept(swap(first, __p.first))
+ && noexcept(swap(second, __p.second)))
+ {
+ using std::swap;
+ swap(first, __p.first);
+ swap(second, __p.second);
+ }
+
+ private:
+ template
+ pair(tuple<_Args1...>&, tuple<_Args2...>&,
+ _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
+#endif
+ };
+
+ /// Two pairs of the same type are equal iff their members are equal.
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return __x.first == __y.first && __x.second == __y.second; }
+
+ ///
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return __x.first < __y.first
+ || (!(__y.first < __x.first) && __x.second < __y.second); }
+
+ /// Uses @c operator== to find the result.
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return !(__x == __y); }
+
+ /// Uses @c operator< to find the result.
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return __y < __x; }
+
+ /// Uses @c operator< to find the result.
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return !(__y < __x); }
+
+ /// Uses @c operator< to find the result.
+ template
+ inline _GLIBCXX_CONSTEXPR bool
+ operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
+ { return !(__x < __y); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /// See std::pair::swap().
+ // Note: no std::swap overloads in C++03 mode, this has performance
+ // implications, see, eg, libstdc++/38466.
+ template
+ inline void
+ swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y)
+ noexcept(noexcept(__x.swap(__y)))
+ { __x.swap(__y); }
+#endif
+
+ /**
+ * @brief A convenience wrapper for creating a pair from two objects.
+ * @param __x The first object.
+ * @param __y The second object.
+ * @return A newly-constructed pair<> object of the appropriate type.
+ *
+ * The standard requires that the objects be passed by reference-to-const,
+ * but LWG issue #181 says they should be passed by const value. We follow
+ * the LWG by default.
+ */
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 181. make_pair() unintended behavior
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ // NB: DR 706.
+ template
+ constexpr pair::__type,
+ typename __decay_and_strip<_T2>::__type>
+ make_pair(_T1&& __x, _T2&& __y)
+ {
+ typedef typename __decay_and_strip<_T1>::__type __ds_type1;
+ typedef typename __decay_and_strip<_T2>::__type __ds_type2;
+ typedef pair<__ds_type1, __ds_type2> __pair_type;
+ return __pair_type(std::forward<_T1>(__x), std::forward<_T2>(__y));
+ }
+#else
+ template
+ inline pair<_T1, _T2>
+ make_pair(_T1 __x, _T2 __y)
+ { return pair<_T1, _T2>(__x, __y); }
+#endif
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
+
+#endif /* _STL_PAIR_H */