solidity/test/libsolidity/semanticTests/various/code_access_runtime.sol

contract D {
    uint256 x;

    constructor() public {
        x = 7;
    }

    function f() public view returns (uint256) {
        return x;
    }
}


contract C {
    function test() public returns (uint256) {
	D d = new D();
	bytes32 hash;
	assembly { hash := extcodehash(d) }
	assert(hash == keccak256(type(D).runtimeCode));
	return 42;
    }
}

// ====
// EVMVersion: >=constantinople
// ----
// test() -> 42