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-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___MEMORY_IS_SUFFICIENTLY_ALIGNED_H
11#define _LIBCPP___MEMORY_IS_SUFFICIENTLY_ALIGNED_H
12
13#include <__config>
14#include <__cstddef/size_t.h>
15#include <cstdint>
16
17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18# pragma GCC system_header
19#endif
20
21_LIBCPP_BEGIN_NAMESPACE_STD
22
23template <size_t _Alignment, class _Tp>
24[[nodiscard]] _LIBCPP_HIDE_FROM_ABI bool __is_sufficiently_aligned(_Tp* __ptr) {
25 return reinterpret_cast<uintptr_t>(__ptr) % _Alignment == 0;
26}
27
28#if _LIBCPP_STD_VER >= 26
29
30template <size_t _Alignment, class _Tp>
31[[nodiscard]] _LIBCPP_HIDE_FROM_ABI bool is_sufficiently_aligned(_Tp* __ptr) {
32 return std::__is_sufficiently_aligned<_Alignment>(__ptr);
33}
34
35#endif // _LIBCPP_STD_VER >= 26
36
37_LIBCPP_END_NAMESPACE_STD
38
39#endif // _LIBCPP___MEMORY_IS_SUFFICIENTLY_ALIGNED_H
40