https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90374
--- Comment #27 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> --- Hi Thomas, stating the obvious, I do not find it straight forwaed to interpret the standards because there are nooks and crannies and corner cases. At least now I have the basic pieces in place. I will try to study this weekend and try to do the further refinements.