18 Language support library [language.support]

18.9 Initializer lists [support.initlist]

18.9.3 Initializer list range access [support.initlist.range]

template<class E> constexpr const E* begin(initializer_list<E> il) noexcept;

Returns: il.begin().

template<class E> constexpr const E* end(initializer_list<E> il) noexcept;

Returns: il.end().