On Mon, 13 Oct 2014 19:39:21 +0900
Norihiro Tanaka <noritnk@kcn.ne.jp> wrote:
> If compile grep with -DDEBUG option, it outputs tokens etc.  In addition
> to them, DFA states and transitions are output by this patch.  Debugging
> them, the patch will be very useful.
> 
> BTW, the patch doesn't make any changes without -DDEBUG option.

I fixed some warnings output in compilation, and rebased it.