30#ifndef _GLIBCXX_ALIGN_H
31#define _GLIBCXX_ALIGN_H 1
39namespace std _GLIBCXX_VISIBILITY(default)
41_GLIBCXX_BEGIN_NAMESPACE_VERSION
78#if __cplusplus > 201703L
79#define __cpp_lib_assume_aligned 201811L
90 template<
size_t _Align,
class _Tp>
91 [[nodiscard,__gnu__::__always_inline__]]
93 assume_aligned(_Tp* __ptr)
noexcept
102 _GLIBCXX_DEBUG_ASSERT((uintptr_t)__ptr % _Align == 0);
103 return static_cast<_Tp*
>(__builtin_assume_aligned(__ptr, _Align));
108_GLIBCXX_END_NAMESPACE_VERSION
void * align(size_t __align, size_t __size, void *&__ptr, size_t &__space) noexcept
Fit aligned storage in buffer.
ISO C++ entities toplevel namespace is std.