unsigned foo(unsigned in1, unsigned in2, unsigned in3, unsigned in4) {
    unsigned a = 0xa;
    unsigned b   = 0xb;
    unsigned c         = 0xc;
    unsigned x[10] = {0};
    {
    unsigned xyz = (
                    1
                    +
                    2
                    +
                    3
                    +
                    4
                    +
                    5
                    );
    }
    unsigned r1 = in1 * in3;
    unsigned r2first = in1 * in4;
    unsigned r2second = in2 * in3;
    unsigned r3 = in2 * in4;

    a ^=
    b; c += d;



    a += (
    b); c += d;



    a += x[
    0]; c += d;



    a += b; {
    }; c += d;

    return r1 * r2first + r3 * r2second + a * b + c;
}
