forked from OSchip/llvm-project
135 lines
2.5 KiB
C++
135 lines
2.5 KiB
C++
// -*- C++ -*-
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef _LIBCPP___ITERATOR_ACCESS_H
|
|
#define _LIBCPP___ITERATOR_ACCESS_H
|
|
|
|
#include <__config>
|
|
#include <cstddef>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
#pragma GCC system_header
|
|
#endif
|
|
|
|
_LIBCPP_PUSH_MACROS
|
|
#include <__undef_macros>
|
|
|
|
_LIBCPP_BEGIN_NAMESPACE_STD
|
|
|
|
template <class _Tp, size_t _Np>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
_Tp*
|
|
begin(_Tp (&__array)[_Np])
|
|
{
|
|
return __array;
|
|
}
|
|
|
|
template <class _Tp, size_t _Np>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
_Tp*
|
|
end(_Tp (&__array)[_Np])
|
|
{
|
|
return __array + _Np;
|
|
}
|
|
|
|
#if !defined(_LIBCPP_CXX03_LANG)
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
|
|
auto
|
|
begin(_Cp& __c) -> decltype(__c.begin())
|
|
{
|
|
return __c.begin();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
|
|
auto
|
|
begin(const _Cp& __c) -> decltype(__c.begin())
|
|
{
|
|
return __c.begin();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
|
|
auto
|
|
end(_Cp& __c) -> decltype(__c.end())
|
|
{
|
|
return __c.end();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14
|
|
auto
|
|
end(const _Cp& __c) -> decltype(__c.end())
|
|
{
|
|
return __c.end();
|
|
}
|
|
|
|
#if _LIBCPP_STD_VER > 11
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
auto cbegin(const _Cp& __c) -> decltype(_VSTD::begin(__c))
|
|
{
|
|
return _VSTD::begin(__c);
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
auto cend(const _Cp& __c) -> decltype(_VSTD::end(__c))
|
|
{
|
|
return _VSTD::end(__c);
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
#else // defined(_LIBCPP_CXX03_LANG)
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
typename _Cp::iterator
|
|
begin(_Cp& __c)
|
|
{
|
|
return __c.begin();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
typename _Cp::const_iterator
|
|
begin(const _Cp& __c)
|
|
{
|
|
return __c.begin();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
typename _Cp::iterator
|
|
end(_Cp& __c)
|
|
{
|
|
return __c.end();
|
|
}
|
|
|
|
template <class _Cp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
typename _Cp::const_iterator
|
|
end(const _Cp& __c)
|
|
{
|
|
return __c.end();
|
|
}
|
|
|
|
#endif // !defined(_LIBCPP_CXX03_LANG)
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
_LIBCPP_POP_MACROS
|
|
|
|
#endif // _LIBCPP___ITERATOR_ACCESS_H
|