hyperledger-solang_solang/tests/contract_testcases/substrate/inheritance/inherit_05.sol

        contract a is b {
            constructor(int arg1) public {
            }
        }

        contract b is c {
            constructor(int arg1) public {
            }
        }

        contract d {
            constructor(int arg1) public {
            }
        }

        contract c is d, a {
            constructor(int arg1) public {
            }
        }