#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 */