bug.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _TOOLS_PERF_LINUX_BUG_H
 3#define _TOOLS_PERF_LINUX_BUG_H
 4
 5/* Force a compilation error if condition is true, but also produce a
 6   result (of value 0 and type size_t), so the expression can be used
 7   e.g. in a structure initializer (or where-ever else comma expressions
 8   aren't permitted). */
 9#define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); }))
10
11#endif	/* _TOOLS_PERF_LINUX_BUG_H */