bison version is too old

[Adam Mercer]

On Sun, Jan 10, 2010 at 08:23, Peng Yu <pengyu.ut at gmail.com> wrote:
> The bison that I installed by macports is too old. Could somebody
> updated bison to the latest version?
>
> $bison --version
> bison (GNU Bison) 2.3
> Written by Robert Corbett and Richard Stallman.
>
> Copyright (C) 2006 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Update your ports tree (sudo port selfupdate), bison-2.4.1 is the
latest version in MacPorts (and the latest stable version).

Cheers

Adam