public static List <Formal> AppendFormal(List <Formal> fs, Formal f)
{
if (fs == null)
{
//if (g_log_cerr) cerr << "AppendFormal:NULL" << endl;
return(null);
}
fs.Add(f);
return(fs);
}
public static List <Formal> CreateSingleFormals(Formal f)
{
return(AppendFormal(new List <Formal>(), f));
}