From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
 id 93DE83858D39; Mon, 13 Dec 2021 19:52:52 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 93DE83858D39
From: "gscfq@t-online.de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/103692] New: [11/12 Regression] ICE in
 add_init_expr_to_sym, at fortran/decl.c:2062
Date: Mon, 13 Dec 2021 19:52:52 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: fortran
X-Bugzilla-Version: 12.0
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: gscfq@t-online.de
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status
 bug_severity priority component assigned_to reporter target_milestone
Message-ID: <bug-103692-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-BeenThere: gcc-bugs@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-bugs mailing list <gcc-bugs.gcc.gnu.org>
List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-request@gcc.gnu.org?subject=help>
List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Mon, 13 Dec 2021 19:52:52 -0000

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103692

            Bug ID: 103692
           Summary: [11/12 Regression] ICE in add_init_expr_to_sym, at
                    fortran/decl.c:2062
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Changed recently between 20211205 and 20211212 :


$ cat z1.f90
program p
   character(3), parameter :: a(4) =3D 'abc'
   character(*), parameter :: b(-1) =3D (a(2:1))
end


$ gfortran-12-20211205 -c z1.f90
z1.f90:3:35:

    3 |    character(*), parameter :: b(-1) =3D (a(2:1))
      |                                   1
Error: Different shape for array assignment at (1) on dimension 1 (-1 and 0)


$ gfortran-12-20211212 -c z1.f90
f951: internal compiler error: in add_init_expr_to_sym, at fortran/decl.c:2=
062
0x782cdf add_init_expr_to_sym
        ../../gcc/fortran/decl.c:2062
0x78c6aa variable_decl
        ../../gcc/fortran/decl.c:3108
0x78c6aa gfc_match_data_decl()
        ../../gcc/fortran/decl.c:6297
0x7f7183 match_word
        ../../gcc/fortran/parse.c:67
0x7f7183 decode_statement
        ../../gcc/fortran/parse.c:378
0x7f8bca next_free
        ../../gcc/fortran/parse.c:1397
0x7f8bca next_statement
        ../../gcc/fortran/parse.c:1629
0x7fa15b parse_spec
        ../../gcc/fortran/parse.c:4168
0x7fd2ac parse_progunit
        ../../gcc/fortran/parse.c:6192
0x7fe971 gfc_parse_file()
        ../../gcc/fortran/parse.c:6737
0x84bfcf gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:216=