CookSeeZuleger-TACAS2013-Fig8b_true-termination.c

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/*
 * Program depicted in Fig.8b of
 * 2013TACAS - Cook,See,Zuleger - Ramsey vs. Lexicographic Termination Proving
 *
 * Date: 2014
 * Author: Caterina Urban
 */

typedef enum {false, true} bool;

extern int __VERIFIER_nondet_int(void);

int main() {
    int x, M;
	x = __VERIFIER_nondet_int();
	M = __VERIFIER_nondet_int();
	if (M > 0) {
		while (x != M) {
			if (x > M) {
				x = 0;
			} else {
				x = x + 1;
            }
		}
	}
	return 0;
}

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