On Thu, 16 Apr 2020 16:00:29 -0700 Paul Eggert <egg...@cs.ucla.edu> wrote:
> On 4/16/20 3:53 PM, Norihiro Tanaka wrote: > > > I have had no idea to solve the problem yet. If we revert it, bug#33357 > > will come back. > > Yes, I'd rather not revert if we can help it. > > My own thought was to not analyze the regular expression if we discover that > the input is empty. :-) Now, I have a idea, it is that we build indexes of epsilon nodes including in follows before remove epsilon nodes.