codekingpro/portable-devtools

1// -*- C++ -*-2//===----------------------------------------------------------------------===//3//4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5// See https://llvm.org/LICENSE.txt for license information.6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES8//9//===----------------------------------------------------------------------===//10 11#ifndef _LIBCUDACXX___MEMORY_VOIDIFY_H12#define _LIBCUDACXX___MEMORY_VOIDIFY_H13 14#ifndef __cuda_std__15#include <__config>16#endif //__cuda_std__17 18#include "../__memory/addressof.h"19 20#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)21#  pragma GCC system_header22#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)23#  pragma clang system_header24#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)25#  pragma system_header26#endif // no system header27 28_LIBCUDACXX_BEGIN_NAMESPACE_STD29 30template <typename _Tp>31_LIBCUDACXX_INLINE_VISIBILITY _LIBCUDACXX_CONSTEXPR_AFTER_CXX17 void* __voidify(_Tp& __from) {32  // Cast away cv-qualifiers to allow modifying elements of a range through const iterators.33  return const_cast<void*>(static_cast<const volatile void*>(_CUDA_VSTD::addressof(__from)));34}35 36_LIBCUDACXX_END_NAMESPACE_STD37 38#endif // _LIBCUDACXX___MEMORY_VOIDIFY_H39