contract C {
    uint256 x = 7;
    bytes data;
    uint256[] y;
    uint256[] arrayData;

    function returnsArray() public returns (uint256[] memory) {
        arrayData = new uint256[](9);
        arrayData[2] = 5;
        arrayData[7] = 4;
        return arrayData;
    }

    function f(bytes memory s) public returns (uint256) {
        uint256 loc;
        uint256[] memory memArray;
        (loc, x, y, data, arrayData[3]) = (8, 4, returnsArray(), s, 2);
        if (loc != 8) return 1;
        if (x != 4) return 2;
        if (y.length != 9) return 3;
        if (y[2] != 5) return 4;
        if (y[7] != 4) return 5;
        if (data.length != s.length) return 6;
        if (data[3] != s[3]) return 7;
        if (arrayData[3] != 2) return 8;
        (memArray, loc) = (arrayData, 3);
        if (loc != 3) return 9;
        if (memArray.length != arrayData.length) return 10;
        bytes memory memBytes;
        (x, memBytes, y[2], , ) = (456, s, 789, 101112, 131415);
        if (x != 456 || memBytes.length != s.length || y[2] != 789) return 11;
    }
}

// ====
// compileViaYul: also
// ----
// f(bytes): 0x20, 0x5, "abcde" -> 0
// gas irOptimized: 241342
// gas legacy: 239258
// gas legacyOptimized: 238582