[Bug fortran/69859] Non-deterministic ICEs on incomplete character declaration statement

[gerhard.steinmetz.fortran@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69859

Gerhard Steinmetz <gerhard.steinmetz.fortran@t-online.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|6.0                         |7.0

--- Comment #6 from Gerhard Steinmetz <gerhard.steinmetz.fortran@t-online.de> ---
For most constellations the ICE is still inherent.


$ gfortran-7-20160821 -g z5.f90
z5.f90:3:36:

       character, allocatable :: x(:) y(:)
                                    1
Error: Syntax error in data declaration at (1)
f951: internal compiler error: Segmentation fault
0xc1b63f crash_signal
        ../../gcc/toplev.c:335
0x688b02 gfc_is_constant_expr(gfc_expr*)
        ../../gcc/fortran/expr.c:899
0x688c1b gfc_is_constant_expr(gfc_expr*)
        ../../gcc/fortran/expr.c:902
0x6f47d6 resolve_component
        ../../gcc/fortran/resolve.c:13092
0x6f4eb4 resolve_component
        ../../gcc/fortran/resolve.c:12847
0x6f4eb4 resolve_fl_derived0
        ../../gcc/fortran/resolve.c:13329
0x6f508c resolve_fl_derived0
        ../../gcc/fortran/resolve.c:13298
0x6f508c resolve_fl_derived
        ../../gcc/fortran/resolve.c:13406
0x6f0206 resolve_symbol
        ../../gcc/fortran/resolve.c:13685
0x7098ab do_traverse_symtree
        ../../gcc/fortran/symbol.c:3930
0x6f319a resolve_types
        ../../gcc/fortran/resolve.c:15482
0x6eee5c gfc_resolve(gfc_namespace*)
        ../../gcc/fortran/resolve.c:15593
0x6da18a resolve_all_program_units
        ../../gcc/fortran/parse.c:5855
0x6da18a gfc_parse_file()
        ../../gcc/fortran/parse.c:6107
0x71c602 gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:198