e1c5f9ec1b
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@189271 91177308-0d34-0410-b5e6-96231b3b80d8
119 lines
2.8 KiB
C++
119 lines
2.8 KiB
C++
// -*- C++ -*-
|
|
//===----------------------- initializer_list -----------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is dual licensed under the MIT and the University of Illinois Open
|
|
// Source Licenses. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef _LIBCPP_INITIALIZER_LIST
|
|
#define _LIBCPP_INITIALIZER_LIST
|
|
|
|
/*
|
|
initializer_list synopsis
|
|
|
|
namespace std
|
|
{
|
|
|
|
template<class E>
|
|
class initializer_list
|
|
{
|
|
public:
|
|
typedef E value_type;
|
|
typedef const E& reference;
|
|
typedef const E& const_reference;
|
|
typedef size_t size_type;
|
|
|
|
typedef const E* iterator;
|
|
typedef const E* const_iterator;
|
|
|
|
initializer_list() noexcept; // constexpr in C++14
|
|
|
|
size_t size() const noexcept; // constexpr in C++14
|
|
const E* begin() const noexcept; // constexpr in C++14
|
|
const E* end() const noexcept; // constexpr in C++14
|
|
};
|
|
|
|
template<class E> const E* begin(initializer_list<E> il) noexcept; // constexpr in C++14
|
|
template<class E> const E* end(initializer_list<E> il) noexcept; // constexpr in C++14
|
|
|
|
} // std
|
|
|
|
*/
|
|
|
|
#include <__config>
|
|
#include <cstddef>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
#pragma GCC system_header
|
|
#endif
|
|
|
|
namespace std // purposefully not versioned
|
|
{
|
|
|
|
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
|
|
|
|
template<class _Ep>
|
|
class _LIBCPP_TYPE_VIS_ONLY initializer_list
|
|
{
|
|
const _Ep* __begin_;
|
|
size_t __size_;
|
|
|
|
_LIBCPP_ALWAYS_INLINE
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
initializer_list(const _Ep* __b, size_t __s) _NOEXCEPT
|
|
: __begin_(__b),
|
|
__size_(__s)
|
|
{}
|
|
public:
|
|
typedef _Ep value_type;
|
|
typedef const _Ep& reference;
|
|
typedef const _Ep& const_reference;
|
|
typedef size_t size_type;
|
|
|
|
typedef const _Ep* iterator;
|
|
typedef const _Ep* const_iterator;
|
|
|
|
_LIBCPP_ALWAYS_INLINE
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
initializer_list() _NOEXCEPT : __begin_(nullptr), __size_(0) {}
|
|
|
|
_LIBCPP_ALWAYS_INLINE
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
size_t size() const _NOEXCEPT {return __size_;}
|
|
|
|
_LIBCPP_ALWAYS_INLINE
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
const _Ep* begin() const _NOEXCEPT {return __begin_;}
|
|
|
|
_LIBCPP_ALWAYS_INLINE
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
const _Ep* end() const _NOEXCEPT {return __begin_ + __size_;}
|
|
};
|
|
|
|
template<class _Ep>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
const _Ep*
|
|
begin(initializer_list<_Ep> __il) _NOEXCEPT
|
|
{
|
|
return __il.begin();
|
|
}
|
|
|
|
template<class _Ep>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
const _Ep*
|
|
end(initializer_list<_Ep> __il) _NOEXCEPT
|
|
{
|
|
return __il.end();
|
|
}
|
|
|
|
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
|
|
|
|
} // std
|
|
|
|
#endif // _LIBCPP_INITIALIZER_LIST
|