The rumor is that Gnu grep does a slow conversion of each input character into a wchar_t. I haven't personally read the code and verified it, but I consider the

The rumor is that Gnu grep does a slow conversion of each input character into a wchar_t. I haven't personally read the code and verified it, but I consider the following sources reliable enough to believe it. http://9fans.net/archive/?q=%27gnu+grep%27+UTF-8+malloc&go=Grep http://9fans.net/archive/?q=%27gnu+grep%27+UTF-8+malloc&...