Hi,

In message "Re: [PATCH] parse.y: literal strings for tokens"
    on Sun, 2 Apr 2006 02:11:26 +0900, Robin Stocker <robin / nibor.org> writes:

|The attached patch adds literal strings for tokens in parse.y so that 
|parse error messages are more user-friendly. See [ruby-talk:179793] and 
|[ruby-talk:187099] for descriptions of the problem.

Is this notation (token with description) compatible with yacc
implementation other than Bison 2.x?  This concern is the reason I
didn't merge the patch.

							matz.