ubuntu-linux-kernel/tools/include/linux/bug.h

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C

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