https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84113
--- Comment #21 from Douglas Mencken <dougmencken at gmail dot com> --- Created attachment 43334 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43334&action=edit Reverting patch I fully reverted that commit on top of gcc-7_3_0-release, and build succeeds