https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121796
--- Comment #2 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> --- In match_forall_iterator, which is used when we are matching and parsing a DO CONCURRENT, we are not even trying to match a typespec. I am going to review the standard before I proceed further. I do see where the problem is.
