re PR fortran/44352 (ICE in string_to_single_character)

2010-12-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44352
        * trans-expr.c (gfc_string_to_single_character): Return if not
        POINTER_TYPE_P.
        (gfc_trans_string_copy): gfc_build_addr_expr if src or dest is
        not a pointer.
        (gfc_trans_string_copy): Make sure the argument string type
        has a string length, fix indention, and remove not needed
        gfc_build_addr_expr.

2010-12-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44352
        * gfortran.dg/string_4.f90: New.

From-SVN: r167569