public virtual ulong GetHash()
{
ulong hashCode;
unchecked
{
hashCode = 1000000007 * (ulong)ForeToken;
if (UnaryExpression != null)
hashCode += 1000000009 * UnaryExpression.GetHash();
}
return hashCode;
}
public override ulong GetHash()
{
// TODO: Determine the right way to do this.
return(RegisterExpression.GetHash() ^ UnaryExpression.GetHash());
}