solidity/test/libsolidity/smtCheckerTests/inheritance/fallback.sol
2021-01-12 14:00:07 +01:00

27 lines
798 B
Solidity

pragma experimental SMTChecker;
// 2 warnings, fallback and A.g
contract A {
uint x;
fallback () external virtual {
assert(x == 1);
}
function g() public view {
assert(x == 1);
}
}
// 2 warnings, fallback and A.g
contract B is A {
uint y;
fallback () external override {
assert(x == 1);
}
}
// ----
// Warning 6328: (122-136): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.fallback()
// Warning 6328: (171-185): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.g()
// Warning 6328: (288-302): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.fallback()