#ifndef UTIL_H
#define UTIL_H

/*
 * Give hints to the compiler for branch prediction optimization.
 */
#if defined(__clang__) || (defined(__GNUC__) && (__GNUC__ > 2))
#define likely(c)   (__builtin_expect(!!(c), 1))
#define unlikely(c) (__builtin_expect(!!(c), 0))
#else
#define likely(c)   (c)
#define unlikely(c) (c)
#endif

#endif // UTIL_H