[Bug fortran/89103] Allow blank format items in format strings

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89103

kargl at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P4
                 CC|                            |kargl at gcc dot gnu.org

--- Comment #3 from kargl at gcc dot gnu.org ---
The patch was discussed in the fortran@ list.  One can
find history here: https://gcc.gnu.org/ml/fortran/2019-01/msg00175.html