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- // -*- 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
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