2014-10-10  Tobias Burnus  <burnus@net-b.de>

gcc/fortran/
        * gfortran.h (gfc_set_implicit_none): Update prototype.
        * symbol.c (gfc_set_implicit_none): Take and
        use error location. Move diagnostic from here to ...
        * decl.c (gfc_match_implicit_none): ... here. And
        update call. Handle empty implicit-none-spec.
        (gfc_match_implicit): Handle statement-separator ";".

gcc/testsuite/
        * gfortran.dg/implicit_16.f90: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@216057 138bc75d-0d04-0410-961f-82ee72b054a4