solidity/test/libsolidity/smtCheckerTests/inheritance/implicit_only_constructor_hierarchy.sol

pragma experimental SMTChecker;

contract A {
	uint x;
	function h() public view {
		assert(x == 0);
	}
}

contract B is A {
	function g() public view {
		assert(x == 0);
	}
}

contract C is B {
	function f() public view {
		assert(x == 0);
	}
}