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package ilog.language.design.base;

/**
 * @version     Last modified on Wed Apr 10 08:55:50 2002 by hak
 * @author      <a href="mailto:hak@ilog.fr">Hassan A&iuml;t-Kaci</a>
 * @copyright   &copy; 2000-2002 <a href="http://www.ilog.fr/">ILOG, S.A.</a>
 */

import ilog.language.design.backend.Runtime;
import ilog.language.design.backend.RealRange;
import ilog.language.design.backend.NullValueException;

public class RealRangeLower extends Instruction
{
  public RealRangeLower ()
    {
      setName("REAL_RNG_LB");
    }

  public final void execute (Runtime r) throws NullValueException
    {
      r.pushReal(((RealRange)r.popObject("can't access the upper bound of a null range")).lb());
      r.incIP();
    }
}