solidity/test/libsolidity/smtCheckerTests/overflow/signed_guard_sub_overflow.sol

contract C  {
	function f(int x, int y) public pure returns (int) {
		require(x >= y);
		return x - y;
	}
}
// ====
// SMTEngine: all
// SMTIgnoreOS: macos
// ----
// Warning 4984: (96-101): CHC: Overflow (resulting value larger than 2**255 - 1) happens here.
// Info 1391: CHC: 1 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.
Update overflow tests 2020-08-11 11:39:23 +00:00			`contract C {`
			`function f(int x, int y) public pure returns (int) {`
			`require(x >= y);`
			`return x - y;`
			`}`
			`}`
Update old tests 2021-03-31 15:11:54 +00:00			`// ====`
			`// SMTEngine: all`
SMTChecker tests 2021-10-06 09:53:03 +00:00			`// SMTIgnoreOS: macos`
Update overflow tests 2020-08-11 11:39:23 +00:00			`// ----`
Report safe properties in BMC and CHC 2023-02-09 16:07:13 +00:00			`// Warning 4984: (96-101): CHC: Overflow (resulting value larger than 2**255 - 1) happens here.`
			`// Info 1391: CHC: 1 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.`