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

11 lines
253 B
Solidity

pragma experimental SMTChecker;
contract C {
function f(int x, int y) public pure returns (int) {
require(x >= y);
return x - y;
}
}
// ----
// Warning 4984: (129-134): CHC: Overflow (resulting value larger than 0x80 * 2**248 - 1) happens here.