allow access in subclasses
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@ -22,7 +22,7 @@ import com.ibm.wala.util.intset.MutableIntSet;
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@SuppressWarnings("rawtypes")
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public abstract class IntSetVariable<T extends IntSetVariable> extends AbstractVariable<T> {
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private MutableIntSet V;
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MutableIntSet V;
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@Override
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public void copyState(T other) {
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