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Unified Diff: gcc/libstdc++-v3/include/bits/stl_pair.h

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/libstdc++-v3/include/bits/stl_pair.h
diff --git a/gcc/libstdc++-v3/include/bits/stl_pair.h b/gcc/libstdc++-v3/include/bits/stl_pair.h
deleted file mode 100644
index fd395adbd0b3e1f321921df341bfd37d2d1a9ea5..0000000000000000000000000000000000000000
--- a/gcc/libstdc++-v3/include/bits/stl_pair.h
+++ /dev/null
@@ -1,261 +0,0 @@
-// Pair implementation -*- C++ -*-
-
-// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
-// 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/>.
-
-/*
- *
- * 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 stl_pair.h
- * This is an internal header file, included by other library headers.
- * You should not attempt to use it directly.
- */
-
-#ifndef _STL_PAIR_H
-#define _STL_PAIR_H 1
-
-#include <bits/move.h> // for std::move / std::forward, std::decay, and
- // std::swap
-
-_GLIBCXX_BEGIN_NAMESPACE(std)
-
- /// pair holds two objects of arbitrary type.
- template<class _T1, class _T2>
- 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. */
- pair()
- : first(), second() { }
-
- /** Two objects may be passed to a @c pair constructor to be copied. */
- pair(const _T1& __a, const _T2& __b)
- : first(__a), second(__b) { }
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- template<class _U1, class _U2>
- pair(_U1&& __x, _U2&& __y)
- : first(std::forward<_U1>(__x)),
- second(std::forward<_U2>(__y)) { }
-
- pair(pair&& __p)
- : first(std::move(__p.first)),
- second(std::move(__p.second)) { }
-#endif
-
- /** There is also a templated copy ctor for the @c pair class itself. */
- template<class _U1, class _U2>
- pair(const pair<_U1, _U2>& __p)
- : first(__p.first),
- second(__p.second) { }
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- template<class _U1, class _U2>
- pair(pair<_U1, _U2>&& __p)
- : first(std::move(__p.first)),
- second(std::move(__p.second)) { }
-
- // http://gcc.gnu.org/ml/libstdc++/2007-08/msg00052.html
- template<class _U1, class _Arg0, class... _Args>
- pair(_U1&& __x, _Arg0&& __arg0, _Args&&... __args)
- : first(std::forward<_U1>(__x)),
- second(std::forward<_Arg0>(__arg0),
- std::forward<_Args>(__args)...) { }
-
- pair&
- operator=(pair&& __p)
- {
- first = std::move(__p.first);
- second = std::move(__p.second);
- return *this;
- }
-
- template<class _U1, class _U2>
- pair&
- operator=(pair<_U1, _U2>&& __p)
- {
- first = std::move(__p.first);
- second = std::move(__p.second);
- return *this;
- }
-
- void
- swap(pair&& __p)
- {
- using std::swap;
- swap(first, __p.first);
- swap(second, __p.second);
- }
-#endif
- };
-
- /// Two pairs of the same type are equal iff their members are equal.
- template<class _T1, class _T2>
- inline bool
- operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
- { return __x.first == __y.first && __x.second == __y.second; }
-
- /// <http://gcc.gnu.org/onlinedocs/libstdc++/manual/utilities.html>
- template<class _T1, class _T2>
- inline 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<class _T1, class _T2>
- inline bool
- operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
- { return !(__x == __y); }
-
- /// Uses @c operator< to find the result.
- template<class _T1, class _T2>
- inline bool
- operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
- { return __y < __x; }
-
- /// Uses @c operator< to find the result.
- template<class _T1, class _T2>
- inline bool
- operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
- { return !(__y < __x); }
-
- /// Uses @c operator< to find the result.
- template<class _T1, class _T2>
- inline 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<class _T1, class _T2>
- inline void
- swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y)
- { __x.swap(__y); }
-
- template<class _T1, class _T2>
- inline void
- swap(pair<_T1, _T2>&& __x, pair<_T1, _T2>& __y)
- { __x.swap(__y); }
-
- template<class _T1, class _T2>
- inline void
- swap(pair<_T1, _T2>& __x, pair<_T1, _T2>&& __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
-#ifndef __GXX_EXPERIMENTAL_CXX0X__
- template<class _T1, class _T2>
- inline pair<_T1, _T2>
- make_pair(_T1 __x, _T2 __y)
- { return pair<_T1, _T2>(__x, __y); }
-#else
- template<typename _Tp>
- class reference_wrapper;
-
- // Helper which adds a reference to a type when given a reference_wrapper
- template<typename _Tp>
- struct __strip_reference_wrapper
- {
- typedef _Tp __type;
- };
-
- template<typename _Tp>
- struct __strip_reference_wrapper<reference_wrapper<_Tp> >
- {
- typedef _Tp& __type;
- };
-
- template<typename _Tp>
- struct __strip_reference_wrapper<const reference_wrapper<_Tp> >
- {
- typedef _Tp& __type;
- };
-
- template<typename _Tp>
- struct __decay_and_strip
- {
- typedef typename __strip_reference_wrapper<
- typename decay<_Tp>::type>::__type __type;
- };
-
- // NB: DR 706.
- template<class _T1, class _T2>
- inline pair<typename __decay_and_strip<_T1>::__type,
- typename __decay_and_strip<_T2>::__type>
- make_pair(_T1&& __x, _T2&& __y)
- {
- return pair<typename __decay_and_strip<_T1>::__type,
- typename __decay_and_strip<_T2>::__type>
- (std::forward<_T1>(__x), std::forward<_T2>(__y));
- }
-#endif
-
-_GLIBCXX_END_NAMESPACE
-
-#endif /* _STL_PAIR_H */
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