#ifndef __BUG_H_WRAPPER #define __BUG_H_WRAPPER 1 #include_next #ifndef BUILD_BUG_ON_NOT_POWER_OF_2 /* Force a compilation error if a constant expression is not a power of 2 */ #define BUILD_BUG_ON_NOT_POWER_OF_2(n) \ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0)) #endif #endif