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Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/tr1/tuple')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/tr1/tuple | 422 |
1 files changed, 0 insertions, 422 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/tr1/tuple b/gcc-4.4.3/libstdc++-v3/include/tr1/tuple deleted file mode 100644 index ff9f22061..000000000 --- a/gcc-4.4.3/libstdc++-v3/include/tr1/tuple +++ /dev/null @@ -1,422 +0,0 @@ -// class template tuple -*- C++ -*- - -// Copyright (C) 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/>. - -/** @file tr1/tuple -* This is a TR1 C++ Library header. -*/ - -// Chris Jefferson <chris@bubblescope.net> -// Variadic Templates support by Douglas Gregor <doug.gregor@gmail.com> - -#ifndef _GLIBCXX_TR1_TUPLE -#define _GLIBCXX_TR1_TUPLE 1 - -#pragma GCC system_header - -#include <utility> - -namespace std -{ -namespace tr1 -{ - // Adds a const reference to a non-reference type. - template<typename _Tp> - struct __add_c_ref - { typedef const _Tp& type; }; - - template<typename _Tp> - struct __add_c_ref<_Tp&> - { typedef _Tp& type; }; - - // Adds a reference to a non-reference type. - template<typename _Tp> - struct __add_ref - { typedef _Tp& type; }; - - template<typename _Tp> - struct __add_ref<_Tp&> - { typedef _Tp& type; }; - - /** - * Contains the actual implementation of the @c tuple template, stored - * as a recursive inheritance hierarchy from the first element (most - * derived class) to the last (least derived class). The @c Idx - * parameter gives the 0-based index of the element stored at this - * point in the hierarchy; we use it to implement a constant-time - * get() operation. - */ - template<int _Idx, typename... _Elements> - struct _Tuple_impl; - - /** - * Zero-element tuple implementation. This is the basis case for the - * inheritance recursion. - */ - template<int _Idx> - struct _Tuple_impl<_Idx> { }; - - /** - * Recursive tuple implementation. Here we store the @c Head element - * and derive from a @c Tuple_impl containing the remaining elements - * (which contains the @c Tail). - */ - template<int _Idx, typename _Head, typename... _Tail> - struct _Tuple_impl<_Idx, _Head, _Tail...> - : public _Tuple_impl<_Idx + 1, _Tail...> - { - typedef _Tuple_impl<_Idx + 1, _Tail...> _Inherited; - - _Head _M_head; - - _Inherited& _M_tail() { return *this; } - const _Inherited& _M_tail() const { return *this; } - - _Tuple_impl() : _Inherited(), _M_head() { } - - explicit - _Tuple_impl(typename __add_c_ref<_Head>::type __head, - typename __add_c_ref<_Tail>::type... __tail) - : _Inherited(__tail...), _M_head(__head) { } - - template<typename... _UElements> - _Tuple_impl(const _Tuple_impl<_Idx, _UElements...>& __in) - : _Inherited(__in._M_tail()), _M_head(__in._M_head) { } - - _Tuple_impl(const _Tuple_impl& __in) - : _Inherited(__in._M_tail()), _M_head(__in._M_head) { } - - template<typename... _UElements> - _Tuple_impl& - operator=(const _Tuple_impl<_Idx, _UElements...>& __in) - { - _M_head = __in._M_head; - _M_tail() = __in._M_tail(); - return *this; - } - - _Tuple_impl& - operator=(const _Tuple_impl& __in) - { - _M_head = __in._M_head; - _M_tail() = __in._M_tail(); - return *this; - } - }; - - template<typename... _Elements> - class tuple : public _Tuple_impl<0, _Elements...> - { - typedef _Tuple_impl<0, _Elements...> _Inherited; - - public: - tuple() : _Inherited() { } - - explicit - tuple(typename __add_c_ref<_Elements>::type... __elements) - : _Inherited(__elements...) { } - - template<typename... _UElements> - tuple(const tuple<_UElements...>& __in) - : _Inherited(__in) { } - - tuple(const tuple& __in) - : _Inherited(__in) { } - - template<typename... _UElements> - tuple& - operator=(const tuple<_UElements...>& __in) - { - static_cast<_Inherited&>(*this) = __in; - return *this; - } - - tuple& - operator=(const tuple& __in) - { - static_cast<_Inherited&>(*this) = __in; - return *this; - } - }; - - template<> class tuple<> { }; - - // 2-element tuple, with construction and assignment from a pair. - template<typename _T1, typename _T2> - class tuple<_T1, _T2> : public _Tuple_impl<0, _T1, _T2> - { - typedef _Tuple_impl<0, _T1, _T2> _Inherited; - - public: - tuple() : _Inherited() { } - - explicit - tuple(typename __add_c_ref<_T1>::type __a1, - typename __add_c_ref<_T2>::type __a2) - : _Inherited(__a1, __a2) { } - - template<typename _U1, typename _U2> - tuple(const tuple<_U1, _U2>& __in) - : _Inherited(__in) { } - - tuple(const tuple& __in) - : _Inherited(__in) { } - - template<typename _U1, typename _U2> - tuple(const pair<_U1, _U2>& __in) - : _Inherited(_Tuple_impl<0, - typename __add_c_ref<_U1>::type, - typename __add_c_ref<_U2>::type>(__in.first, - __in.second)) - { } - - template<typename _U1, typename _U2> - tuple& - operator=(const tuple<_U1, _U2>& __in) - { - static_cast<_Inherited&>(*this) = __in; - return *this; - } - - tuple& - operator=(const tuple& __in) - { - static_cast<_Inherited&>(*this) = __in; - return *this; - } - - template<typename _U1, typename _U2> - tuple& - operator=(const pair<_U1, _U2>& __in) - { - this->_M_head = __in.first; - this->_M_tail()._M_head = __in.second; - return *this; - } - }; - - - /// Gives the type of the ith element of a given tuple type. - template<int __i, typename _Tp> - struct tuple_element; - - /** - * Recursive case for tuple_element: strip off the first element in - * the tuple and retrieve the (i-1)th element of the remaining tuple. - */ - template<int __i, typename _Head, typename... _Tail> - struct tuple_element<__i, tuple<_Head, _Tail...> > - : tuple_element<__i - 1, tuple<_Tail...> > { }; - - /** - * Basis case for tuple_element: The first element is the one we're seeking. - */ - template<typename _Head, typename... _Tail> - struct tuple_element<0, tuple<_Head, _Tail...> > - { - typedef _Head type; - }; - - /// Finds the size of a given tuple type. - template<typename _Tp> - struct tuple_size; - - /// class tuple_size - template<typename... _Elements> - struct tuple_size<tuple<_Elements...> > - { - static const int value = sizeof...(_Elements); - }; - - template<typename... _Elements> - const int tuple_size<tuple<_Elements...> >::value; - - template<int __i, typename _Head, typename... _Tail> - inline typename __add_ref<_Head>::type - __get_helper(_Tuple_impl<__i, _Head, _Tail...>& __t) - { - return __t._M_head; - } - - template<int __i, typename _Head, typename... _Tail> - inline typename __add_c_ref<_Head>::type - __get_helper(const _Tuple_impl<__i, _Head, _Tail...>& __t) - { - return __t._M_head; - } - - // Return a reference (const reference) to the ith element of a tuple. - // Any const or non-const ref elements are returned with their original type. - template<int __i, typename... _Elements> - inline typename __add_ref< - typename tuple_element<__i, tuple<_Elements...> >::type - >::type - get(tuple<_Elements...>& __t) - { - return __get_helper<__i>(__t); - } - - template<int __i, typename... _Elements> - inline typename __add_c_ref< - typename tuple_element<__i, tuple<_Elements...> >::type - >::type - get(const tuple<_Elements...>& __t) - { - return __get_helper<__i>(__t); - } - - // This class helps construct the various comparison operations on tuples - template<int __check_equal_size, int __i, int __j, - typename _Tp, typename _Up> - struct __tuple_compare; - - template<int __i, int __j, typename _Tp, typename _Up> - struct __tuple_compare<0, __i, __j, _Tp, _Up> - { - static bool __eq(const _Tp& __t, const _Up& __u) - { - return (get<__i>(__t) == get<__i>(__u) && - __tuple_compare<0, __i+1, __j, _Tp, _Up>::__eq(__t, __u)); - } - - static bool __less(const _Tp& __t, const _Up& __u) - { - return ((get<__i>(__t) < get<__i>(__u)) - || !(get<__i>(__u) < get<__i>(__t)) && - __tuple_compare<0, __i+1, __j, _Tp, _Up>::__less(__t, __u)); - } - }; - - template<int __i, typename _Tp, typename _Up> - struct __tuple_compare<0, __i, __i, _Tp, _Up> - { - static bool __eq(const _Tp&, const _Up&) - { return true; } - - static bool __less(const _Tp&, const _Up&) - { return false; } - }; - - template<typename... _TElements, typename... _UElements> - bool - operator==(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { - typedef tuple<_TElements...> _Tp; - typedef tuple<_UElements...> _Up; - return (__tuple_compare<tuple_size<_Tp>::value - tuple_size<_Up>::value, - 0, tuple_size<_Tp>::value, _Tp, _Up>::__eq(__t, __u)); - } - - template<typename... _TElements, typename... _UElements> - bool - operator<(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { - typedef tuple<_TElements...> _Tp; - typedef tuple<_UElements...> _Up; - return (__tuple_compare<tuple_size<_Tp>::value - tuple_size<_Up>::value, - 0, tuple_size<_Tp>::value, _Tp, _Up>::__less(__t, __u)); - } - - template<typename... _TElements, typename... _UElements> - inline bool - operator!=(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { return !(__t == __u); } - - template<typename... _TElements, typename... _UElements> - inline bool - operator>(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { return __u < __t; } - - template<typename... _TElements, typename... _UElements> - inline bool - operator<=(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { return !(__u < __t); } - - template<typename... _TElements, typename... _UElements> - inline bool - operator>=(const tuple<_TElements...>& __t, - const tuple<_UElements...>& __u) - { return !(__t < __u); } - - 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... _Elements> - inline tuple<typename __strip_reference_wrapper<_Elements>::__type...> - make_tuple(_Elements... __args) - { - typedef tuple<typename __strip_reference_wrapper<_Elements>::__type...> - __result_type; - return __result_type(__args...); - } - - template<typename... _Elements> - inline tuple<_Elements&...> - tie(_Elements&... __args) - { - return tuple<_Elements&...>(__args...); - } - - // A class (and instance) which can be used in 'tie' when an element - // of a tuple is not required - struct _Swallow_assign - { - template<class _Tp> - _Swallow_assign& - operator=(const _Tp&) - { return *this; } - }; - - // TODO: Put this in some kind of shared file. - namespace - { - _Swallow_assign ignore; - }; // anonymous namespace -} -} - -#endif // _GLIBCXX_TR1_TUPLE |