solidity/test/libsolidity/smtCheckerTests/overflow/unsigned_sub_overflow.sol
2021-01-04 10:03:16 +01:00

10 lines
309 B
Solidity

pragma experimental SMTChecker;
contract C {
function f(uint x, uint y) public pure returns (uint) {
return x - y;
}
}
// ----
// Warning 3944: (113-118): CHC: Underflow (resulting value less than 0) happens here.\nCounterexample:\n\nx = 0\ny = 1\n = 0\n\nTransaction trace:\nC.constructor()\nC.f(0, 1)