extern void abort(void); extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__)); void reach_error() { __assert_fail("0", "Mono1_1-2.c", 3, "reach_error"); } void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } } int main(void) { unsigned int x = 0; while (x < 100000000) { if (x < 10000000) { x++; } else { x += 2; } } __VERIFIER_assert(x == 100000000) ; }