diff options
Diffstat (limited to 'uclibc-crosstools-gcc-4.4.2-1/usr/mips-linux-uclibc/include/c++/4.4.2/bits/move.h')
-rw-r--r-- | uclibc-crosstools-gcc-4.4.2-1/usr/mips-linux-uclibc/include/c++/4.4.2/bits/move.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/uclibc-crosstools-gcc-4.4.2-1/usr/mips-linux-uclibc/include/c++/4.4.2/bits/move.h b/uclibc-crosstools-gcc-4.4.2-1/usr/mips-linux-uclibc/include/c++/4.4.2/bits/move.h new file mode 100644 index 0000000..ef86c4d --- /dev/null +++ b/uclibc-crosstools-gcc-4.4.2-1/usr/mips-linux-uclibc/include/c++/4.4.2/bits/move.h @@ -0,0 +1,98 @@ +// Move, forward and identity for C++0x + swap -*- C++ -*- + +// Copyright (C) 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 move.h + * This is an internal header file, included by other library headers. + * You should not attempt to use it directly. + */ + +#ifndef _MOVE_H +#define _MOVE_H 1 + +#include <bits/c++config.h> +#include <cstddef> +#include <bits/concept_check.h> + +#ifdef __GXX_EXPERIMENTAL_CXX0X__ +#include <type_traits> + +_GLIBCXX_BEGIN_NAMESPACE(std) + + // 20.2.2, forward/move + template<typename _Tp> + struct identity + { + typedef _Tp type; + }; + + template<typename _Tp> + inline _Tp&& + forward(typename std::identity<_Tp>::type&& __t) + { return __t; } + + template<typename _Tp> + inline typename std::remove_reference<_Tp>::type&& + move(_Tp&& __t) + { return __t; } + +_GLIBCXX_END_NAMESPACE + +#define _GLIBCXX_MOVE(_Tp) std::move(_Tp) +#else +#define _GLIBCXX_MOVE(_Tp) (_Tp) +#endif + +_GLIBCXX_BEGIN_NAMESPACE(std) + + /** + * @brief Swaps two values. + * @param a A thing of arbitrary type. + * @param b Another thing of arbitrary type. + * @return Nothing. + */ + template<typename _Tp> + inline void + swap(_Tp& __a, _Tp& __b) + { + // concept requirements + __glibcxx_function_requires(_SGIAssignableConcept<_Tp>) + + _Tp __tmp = _GLIBCXX_MOVE(__a); + __a = _GLIBCXX_MOVE(__b); + __b = _GLIBCXX_MOVE(__tmp); + } + + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // DR 809. std::swap should be overloaded for array types. + template<typename _Tp, size_t _Nm> + inline void + swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm]) + { + for (size_t __n = 0; __n < _Nm; ++__n) + swap(__a[__n], __b[__n]); + } + +_GLIBCXX_END_NAMESPACE + +#endif /* _MOVE_H */ |