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// Partial test case for issue #1330: https://github.com/typetools/checker-framework/issues/1330
// This should be expanded to include all the cases in the issue.
// @skip-test until we fix the issue
import java.util.TreeSet;
import org.checkerframework.checker.nullness.qual.Nullable;
class TreeSetTest {
public static void main(String[] args) {
// :: error: (type.argument.type.incompatible)
TreeSet<@Nullable Integer> ts = new TreeSet<>();
// This throws a null pointer exception
ts.add(null);
}
}
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