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 */