https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88141
--- Comment #1 from Joshua Morrison <jmm4077 at rit dot edu> --- I should also add that my installation of MSYS2 is up-to-date, including the installation of texinfo. This is what makeinfo outputs when you pass it -V: $ makeinfo -V texi2any (GNU texinfo) 6.5 Copyright (C) 2017 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.