solidity/test/libsolidity/smtCheckerTests/inheritance/diamond_super_1.sol
2021-01-28 18:51:29 +01:00

32 lines
750 B
Solidity

pragma experimental SMTChecker;
contract A {
function f() public virtual returns (uint256 r) {
return 1;
}
}
contract B is A {
function f() public virtual override returns (uint256 r) {
return super.f() + 2;
}
}
contract C is A {
function f() public virtual override returns (uint256 r) {
return super.f() + 4;
}
}
contract D is B, C {
function f() public override(B, C) returns (uint256 r) {
r = super.f() + 8;
assert(r == 15); // should hold
assert(r == 13); // should fail
}
}
// ----
// Warning 6328: (469-484): CHC: Assertion violation happens here.\nCounterexample:\n\nr = 15\n\nTransaction trace:\nD.constructor()\nD.f()\n C.f() -- internal call\n B.f() -- internal call\n A.f() -- internal call