Pragma syntax 1 # pragma namemangling ( 2.0! ansi 2.0 v11 2.0 v10 2.0 v9 2.0 v8 2.0 v7 2.0 v6 2.0 v5 2.0 v4 2.0 v3 2.0 compat 2.1? , num_chars 2 pop 3 )