solidity/test/libsolidity/smtCheckerTests/modifiers/modifier_overriding_3.sol
2023-03-09 14:59:32 +01:00

23 lines
472 B
Solidity

abstract contract A {
bool s;
function f() public view mod {
assert(s); // holds for B
assert(!s); // fails for B
}
modifier mod() virtual;
}
contract B is A {
modifier mod() virtual override {
bool x = true;
s = x;
_;
}
}
// ====
// SMTEngine: all
// ----
// Warning 6328: (94-104): CHC: Assertion violation happens here.
// Info 1391: CHC: 1 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.