``` C:\Program Files\Git\usr\bin>grep --version grep (GNU grep) 2.26 Copyright (C) 2016 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
Written by Mike Haertel and others, see http://git.sv.gnu.org/cgit/grep.git/tree/AUTHORS. ``` Very interesting today update git, and new grep verison has same issue.