class Node {
int key;
public int key() {
return key;
}
}
class RedBlackTreeNode extends Node {
public RedBlackTreeNode(int key) {
this.key = key;
}
// remove this override and it works
public int key() {
return super.key();
}
}
public class UnsatIssue87 {
public static void main(String args[]) {
RedBlackTreeNode node = new RedBlackTreeNode(42);
node.key();
assert false;
}
}