Cider Isn't Darwin Emulation, Really
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263// -*- C++ -*-//===--------------------------- __nullptr --------------------------------===////// 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_NULLPTR#define _LIBCPP_NULLPTR#include <__config>#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)#pragma GCC system_header#endif#ifdef _LIBCPP_HAS_NO_NULLPTR_LIBCPP_BEGIN_NAMESPACE_STDstruct _LIBCPP_TEMPLATE_VIS nullptr_t{ void* __lx; struct __nat {int __for_bool_;}; _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR nullptr_t() : __lx(0) {} _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR nullptr_t(int __nat::*) : __lx(0) {} _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR operator int __nat::*() const {return 0;} template <class _Tp> _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR operator _Tp* () const {return 0;} template <class _Tp, class _Up> _LIBCPP_ALWAYS_INLINE operator _Tp _Up::* () const {return 0;} friend _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR bool operator==(nullptr_t, nullptr_t) {return true;} friend _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR bool operator!=(nullptr_t, nullptr_t) {return false;}};inline _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR nullptr_t __get_nullptr_t() {return nullptr_t(0);}#define nullptr _VSTD::__get_nullptr_t()_LIBCPP_END_NAMESPACE_STD#else // _LIBCPP_HAS_NO_NULLPTRnamespace std{ typedef decltype(nullptr) nullptr_t;}#endif // _LIBCPP_HAS_NO_NULLPTR#endif // _LIBCPP_NULLPTR