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Re: m4_map_sep bug (introduced by 2005-06-06 Autoconf patch) breaks Biso
Re: m4_map_sep bug (introduced by 2005-06-06 Autoconf patch) breaks Bison
Thu, 06 Oct 2005 10:06:52 -0700
Gnus/5.1007 (Gnus v5.10.7) Emacs/21.4 (gnu/linux)
Stepan Kasal <address@hidden> writes:
> The empty list is represented by an empty string.
Yes, sorry, that's the point that I didn't get.
> 1) c.m4 and lalr1.cc contain:
> m4_map([b4_symbol_actions], m4_defn([b4_symbol_destructors]))
> m4_map([b4_symbol_actions], m4_defn([b4_symbol_printers]))
> Is it possible that there are no symbols?
No, there has to be at least a start symbol. It would be nice if the
code worked even with no symbols, but it's not essential.
> To sum up, it seems that I'll come back with quite a huge bison cleanup
> patch, when I find some time.
That would be nice. Thanks. There is no rush, though obviously we'd
like to get Bison and Autoconf right.