/// <summary>Clear the DFA cache used by the current instance.</summary>
/// <remarks>
/// Clear the DFA cache used by the current instance. Since the DFA cache may
/// be shared by multiple ATN simulators, this method may affect the
/// performance (but not accuracy) of other parsers which are being used
/// concurrently.
/// </remarks>
/// <exception cref="System.NotSupportedException">
/// if the current instance does not
/// support clearing the DFA.
/// </exception>
/// <since>4.3</since>
public virtual void ClearDFA()
{
atn.ClearDFA();
}
