Edit File: stl_iterator.h
// Debugging support implementation -*- C++ -*- // Copyright (C) 2015-2018 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 debug/stl_iterator.h * This file is a GNU debug extension to the Standard C++ Library. */ #ifndef _GLIBCXX_DEBUG_STL_ITERATOR_H #define _GLIBCXX_DEBUG_STL_ITERATOR_H 1 #include <debug/helper_functions.h> namespace __gnu_debug { // Help Debug mode to see through reverse_iterator. template<typename _Iterator> inline bool __valid_range(const std::reverse_iterator<_Iterator>& __first, const std::reverse_iterator<_Iterator>& __last, typename _Distance_traits<_Iterator>::__type& __dist) { return __valid_range(__last.base(), __first.base(), __dist); } template<typename _Iterator> inline typename _Distance_traits<_Iterator>::__type __get_distance(const std::reverse_iterator<_Iterator>& __first, const std::reverse_iterator<_Iterator>& __last) { return __get_distance(__last.base(), __first.base()); } #if __cplusplus < 201103L template<typename _Iterator> struct __is_safe_random_iterator<std::reverse_iterator<_Iterator> > : __is_safe_random_iterator<_Iterator> { }; template<typename _Iterator> struct _Unsafe_type<std::reverse_iterator<_Iterator> > { typedef typename _Unsafe_type<_Iterator>::_Type _UnsafeType; typedef std::reverse_iterator<_UnsafeType> _Type; }; template<typename _Iterator> inline std::reverse_iterator<typename _Unsafe_type<_Iterator>::_Type> __unsafe(const std::reverse_iterator<_Iterator>& __it) { typedef typename _Unsafe_type<_Iterator>::_Type _UnsafeType; return std::reverse_iterator<_UnsafeType>(__unsafe(__it.base())); } #else template<typename _Iterator> inline auto __base(const std::reverse_iterator<_Iterator>& __it) -> decltype(std::__make_reverse_iterator(__base(__it.base()))) { return std::__make_reverse_iterator(__base(__it.base())); } template<typename _Iterator> inline auto __unsafe(const std::reverse_iterator<_Iterator>& __it) -> decltype(std::__make_reverse_iterator(__unsafe(__it.base()))) { return std::__make_reverse_iterator(__unsafe(__it.base())); } #endif #if __cplusplus >= 201103L // Help Debug mode to see through move_iterator. template<typename _Iterator> inline bool __valid_range(const std::move_iterator<_Iterator>& __first, const std::move_iterator<_Iterator>& __last, typename _Distance_traits<_Iterator>::__type& __dist) { return __valid_range(__first.base(), __last.base(), __dist); } template<typename _Iterator> inline typename _Distance_traits<_Iterator>::__type __get_distance(const std::move_iterator<_Iterator>& __first, const std::move_iterator<_Iterator>& __last) { return __get_distance(__first.base(), __last.base()); } template<typename _Iterator> inline auto __unsafe(const std::move_iterator<_Iterator>& __it) -> decltype(std::make_move_iterator(__unsafe(__it.base()))) { return std::make_move_iterator(__unsafe(__it.base())); } template<typename _Iterator> inline auto __base(const std::move_iterator<_Iterator>& __it) -> decltype(std::make_move_iterator(__base(__it.base()))) { return std::make_move_iterator(__base(__it.base())); } #endif } #endif
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