// Test case for issue #68:
// https://github.com/kelloggm/checker-framework/issues/68

import org.checkerframework.checker.index.qual.IndexOrHigh;

public class TestAgainstLength {

  protected int[] values;
  /** The number of active elements (equivalently, the first unused index). */
  @IndexOrHigh("values") int num_values;

  public void add(int elt) {
    if (num_values == values.length) {
      return;
    }
    values[num_values] = elt;
    num_values++;
  }
}