#include <features.h>
#undef assert
#ifdef NDEBUG
#define assert(x) (void)0
#else
#define assert(x) ((void)((x) || (__assert_fail(#x, __FILE__, __LINE__, __func__), 0)))
#endif
#if __STDC_VERSION__ >= 201112L && !defined(__cplusplus) && !defined(static_assert)
#define static_assert _Static_assert
#endif
#ifdef __cplusplus
extern "C" {
#endif
void __assert_fail(const char*, const char*, int, const char*);
#ifdef __cplusplus
}
#endif