https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86015
--- Comment #15 from Josh Marshall <joshua.r.marshall.1991 at gmail dot com> --- That is bizarre. Then did I stumble upon the vestiges of elements of the standard which were partially removed prior to 2003? This may be open for awhile. I'll start on a proposal for 2020. I'll also have to get my hands on a proper standard.