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

27 lines
809 B
Solidity

pragma experimental SMTChecker;
// 2 warnings, receive and A.g
contract A {
uint x;
receive () external payable {
assert(x == 1);
}
function g() public view {
assert(x == 1);
}
}
// 3 warnings, fallback, A.receive and A.g
contract B is A {
uint y;
fallback () external {
assert(x == 1);
}
}
// ----
// Warning 6328: (120-134): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\n\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.receive()
// Warning 6328: (169-183): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\n\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\n\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.fallback()