https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84629
--- Comment #4 from Jay <jay.krell at cornell dot edu> --- -disable-multilib fixed the errors. I didn't watch for the warnings.
jay.krell at cornell dot edu Wed, 28 Feb 2018 23:17:31 -0800
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84629
--- Comment #4 from Jay <jay.krell at cornell dot edu> --- -disable-multilib fixed the errors. I didn't watch for the warnings.