contract C {
	function f() public pure {
		int8 x = 1;
		int16 y = 0;
		assert(x ^ y == 1);
		int16 z = -1;
		assert(x ^ z == -2);
		assert(y ^ z == -1);
		assert(y ^ z > 0);
		x = 7; y = 3;
		assert(x ^ y < 5);
		assert(x ^ y > 5);
	}
}
// ====
// SMTEngine: all
// ----
// Warning 6328: (156-173): CHC: Assertion violation happens here.
// Warning 6328: (214-231): CHC: Assertion violation happens here.
// Info 1391: CHC: 4 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.