/*===---- __stddef_nullptr_t.h - Definition of nullptr_t -------------------=== * * 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 * *===-----------------------------------------------------------------------=== */ /* * When -fbuiltin-headers-in-system-modules is set this is a non-modular header * and needs to behave as if it was textual. */ #if !defined(_NULLPTR_T) || \ (__has_feature(modules) && !__building_module(_Builtin_stddef)) #define _NULLPTR_T #ifdef __cplusplus #if defined(_MSC_EXTENSIONS) && defined(_NATIVE_NULLPTR_SUPPORTED) namespace std { typedef decltype(nullptr) nullptr_t; } using ::std::nullptr_t; #endif #elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L typedef typeof(nullptr) nullptr_t; #endif #endif