solidity/test/libsolidity/smtCheckerTests/inheritance/fallback_receive.sol
2021-03-30 17:55:21 +02:00

27 lines
814 B
Solidity

pragma experimental SMTChecker;
// 2 warnings, fallback and A.g
contract A {
uint x;
fallback () external {
assert(x == 1);
}
function g() public view {
assert(x == 1);
}
}
// 3 warnings, receive, A.fallback and A.g
contract B is A {
uint y;
receive () external payable {
assert(x == 1);
}
}
// ----
// Warning 6328: (114-128): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.fallback()
// Warning 6328: (163-177): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.g()
// Warning 6328: (289-303): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.receive(){ value: 10450 }