On 4/15/20 11:56 PM, Norihiro Tanaka wrote:
It seems to a lot of time is spent in dfa.c:replace(). It was added at d6df3873c7abc243683d0e8fccbfde4e76f23e53 in gnulib.
It would be pretty drastic to revert that patch. Is there some better way to move forward?