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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp')
-rw-r--r-- | gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp new file mode 100644 index 0000000..0f41db0 --- /dev/null +++ b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binary_heap_/const_iterator.hpp @@ -0,0 +1,139 @@ +// -*- C++ -*- + +// Copyright (C) 2005-2014 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) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. + +// Permission to use, copy, modify, sell, and distribute this software +// is hereby granted without fee, provided that the above copyright +// notice appears in all copies, and that both that copyright notice +// and this permission notice appear in supporting documentation. None +// of the above authors, nor IBM Haifa Research Laboratories, make any +// representation about the suitability of this software for any +// purpose. It is provided "as is" without express or implied +// warranty. + +/** + * @file binary_heap_/const_iterator.hpp + * Contains an iterator class returned by the table's const find and insert + * methods. + */ + +#ifndef PB_DS_BINARY_HEAP_CONST_ITERATOR_HPP +#define PB_DS_BINARY_HEAP_CONST_ITERATOR_HPP + +#include <ext/pb_ds/detail/binary_heap_/point_const_iterator.hpp> +#include <debug/debug.h> + +namespace __gnu_pbds +{ + namespace detail + { +#define PB_DS_BIN_HEAP_CIT_BASE \ + binary_heap_point_const_iterator_<Value_Type, Entry, Simple, _Alloc> + + /// Const point-type iterator. + template<typename Value_Type, + typename Entry, + bool Simple, + typename _Alloc> + class binary_heap_const_iterator_ : public PB_DS_BIN_HEAP_CIT_BASE + { + private: + typedef PB_DS_BIN_HEAP_CIT_BASE base_type; + typedef typename base_type::entry_pointer entry_pointer; + + public: + /// Category. + typedef std::forward_iterator_tag iterator_category; + + /// Difference type. + typedef typename _Alloc::difference_type difference_type; + + /// Iterator's value type. + typedef typename base_type::value_type value_type; + + /// Iterator's pointer type. + typedef typename base_type::pointer pointer; + + /// Iterator's const pointer type. + typedef typename base_type::const_pointer const_pointer; + + /// Iterator's reference type. + typedef typename base_type::reference reference; + + /// Iterator's const reference type. + typedef typename base_type::const_reference const_reference; + + inline + binary_heap_const_iterator_(entry_pointer p_e) : base_type(p_e) + { } + + /// Default constructor. + inline + binary_heap_const_iterator_() + { } + + /// Copy constructor. + inline + binary_heap_const_iterator_(const binary_heap_const_iterator_& other) + : base_type(other) + { } + + /// Compares content to a different iterator object. + inline bool + operator==(const binary_heap_const_iterator_& other) const + { return base_type::m_p_e == other.m_p_e; } + + /// Compares content (negatively) to a different iterator object. + inline bool + operator!=(const binary_heap_const_iterator_& other) const + { return base_type::m_p_e != other.m_p_e; } + + inline binary_heap_const_iterator_& + operator++() + { + _GLIBCXX_DEBUG_ASSERT(base_type::m_p_e != 0); + inc(); + return *this; + } + + inline binary_heap_const_iterator_ + operator++(int) + { + binary_heap_const_iterator_ ret_it(base_type::m_p_e); + operator++(); + return ret_it; + } + + private: + void + inc() + { ++base_type::m_p_e; } + }; + +#undef PB_DS_BIN_HEAP_CIT_BASE + } // namespace detail +} // namespace __gnu_pbds + +#endif |