[PATCH] PR fortran/85521 -- Zero length substrings in array aconstructors

[Steve Kargl]

I paln to commit the attached patch on Saturday unless
someone objects.

2018-05-09  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/85521
        * array.c (gfc_resolve_character_array_constructor): Substrings
        with upper bound smaller than lower bound are zero length strings.

2018-05-09  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/85521
        * gfortran.dg/pr85521_1.f90: New test.
        * gfortran.dg/pr85521_2.f90: New test.

-- 
Steve

2018-05-09  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/85521
        * array.c (gfc_resolve_character_array_constructor): Substrings
        with upper bound smaller than lower bound are zero length strings.

2018-05-09  Steven G. Kargl  <ka...@gcc.gnu.org>

        PR fortran/85521
        * gfortran.dg/pr85521_1.f90: New test.
        * gfortran.dg/pr85521_2.f90: New test.