swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
Raw File
Tip revision: a7904a538933c525096ca2ccde1e60d0ee62c08e authored by Linus Torvalds on 19 December 2021, 22:14:33 UTC
Linux 5.16-rc6
Tip revision: a7904a5
const.h
#ifndef _LINUX_CONST_H
#define _LINUX_CONST_H

#include <vdso/const.h>

/*
 * This returns a constant expression while determining if an argument is
 * a constant expression, most importantly without evaluating the argument.
 * Glory to Martin Uecker <Martin.Uecker@med.uni-goettingen.de>
 */
#define __is_constexpr(x) \
	(sizeof(int) == sizeof(*(8 ? ((void *)((long)(x) * 0l)) : (int *)8)))

#endif /* _LINUX_CONST_H */
back to top