RawInt2.java

public abstract class RawInt2 {

    public void compare(MyVarInfo vi1, MyVarInfo vi2) {

        int name1in2 = 1;
        int name2in1 = 2;
        int cmp1 = (name1in2 == -1) ? 0 : vi1.varinfo_index - 1;
        // Removing this line eliminates the error, even though cmp2 is not used
        int cmp2 = false ? 0 : 15;
        sign(cmp1);
    }

    public void sign(int x) {}
}

final class MyVarInfo {
    public int varinfo_index = 22;
}