[Bug fortran/54225] New: fortran compiler segfault processing ' print *, A(1,*) '

[Bug fortran/54225] New: fortran compiler segfault processing ' print *, A(1,*) '

[armiuswu at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

             Bug #: 54225
           Summary: fortran compiler segfault processing ' print *, A(1,*)
                    '
    Classification: Unclassified
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: minor
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: armiuswu@gmail.com


uname -a
Darwin wl-dhcp177-121.mines.edu 12.0.0 Darwin Kernel Version 12.0.0: Sun Jun 24
23:00:16 PDT 2012; root:xnu-2050.7.9~1/RELEASE_X86_64 x86_64
==========

gfortran -v
Using built-in specs.
COLLECT_GCC=gfortran
COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-apple-darwin11.4.0/4.7.1/lto-wrapper
Target: x86_64-apple-darwin11.4.0
Configured with: ../gcc-4.7.1/configure --enable-languages=fortran
Thread model: posix
gcc version 4.7.1 (GCC) 
===========

minimal test case:


cat test.f90 
program test
implicit none
real :: A(2,3)

print *, A(1, *)

end program

=========

crash errors:

gfortran test.f90 
f951: internal compiler error: Segmentation fault: 11
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

[Bug fortran/54225] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

Tobias Burnus <burnus at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-invalid-code
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-08-10
                 CC|                            |burnus at gcc dot gnu.org
     Ever Confirmed|0                           |1

--- Comment #1 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-10 19:02:35 UTC ---
Fails at resolve_array_ref (ar=0x161c918) at
/projects/tob/gcc-git/gcc/gcc/fortran/resolve.c:4709

4709            switch (e->rank)

as e == NULL.

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

Tobias Burnus <burnus at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.6.4
            Summary|fortran compiler segfault   |[4.6/4.7/4.8 Regression]
                   |processing ' print *,       |fortran compiler segfault
                   |A(1,*) '                    |processing ' print *,
                   |                            |A(1,*) '

--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-10 19:07:00 UTC ---
GCC 4.5 has:

print *, A(1, *)
            1
Error: Expected array subscript at (1)

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
           Priority|P2                          |P4

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2012-09-11 18:19:29 UTC ---
This PR seems to be a duplicate of pr53306.

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-09-12 10:05:28 UTC ---
Author: burnus
Date: Wed Sep 12 10:05:19 2012
New Revision: 191213

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191213
Log:
2012-09-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * array.c (match_subscript, gfc_match_array_ref): Fix
        diagnostic of coarray's '*'.

2012-09-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * gfortran.dg/coarray_10.f90: Update dg-error.
        * gfortran.dg/coarray_28.f90: New.
        * gfortran.dg/array_section_3.f90: New.


Added:
    trunk/gcc/testsuite/gfortran.dg/array_section_3.f90
    trunk/gcc/testsuite/gfortran.dg/coarray_28.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/array.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/coarray_10.f90

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

--- Comment #5 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-09-12 12:15:52 UTC ---
Author: burnus
Date: Wed Sep 12 12:15:44 2012
New Revision: 191216

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191216
Log:
2012-09-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * array.c (match_subscript, gfc_match_array_ref): Fix
        diagnostic of coarray's '*'.

2012-09-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * gfortran.dg/coarray_10.f90: Update dg-error.
        * gfortran.dg/coarray_28.f90: New.
        * gfortran.dg/array_section_3.f90: New.


Added:
    branches/gcc-4_7-branch/gcc/testsuite/gfortran.dg/array_section_3.f90
    branches/gcc-4_7-branch/gcc/testsuite/gfortran.dg/coarray_28.f90
Modified:
    branches/gcc-4_7-branch/gcc/fortran/ChangeLog
    branches/gcc-4_7-branch/gcc/fortran/array.c
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_7-branch/gcc/testsuite/gfortran.dg/coarray_10.f90

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

--- Comment #6 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-09-13 18:19:28 UTC ---
Author: burnus
Date: Thu Sep 13 18:19:22 2012
New Revision: 191277

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191277
Log:
2012-09-13  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * array.c (match_subscript, gfc_match_array_ref): Fix
        diagnostic of coarray's '*'.

2012-09-13  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54225
        PR fortran/53306
        * gfortran.dg/coarray_10.f90: Update dg-error.
        * gfortran.dg/coarray_28.f90: New.
        * gfortran.dg/array_section_3.f90: New.


Added:
    branches/gcc-4_6-branch/gcc/testsuite/gfortran.dg/array_section_3.f90
    branches/gcc-4_6-branch/gcc/testsuite/gfortran.dg/coarray_28.f90
Modified:
    branches/gcc-4_6-branch/gcc/fortran/ChangeLog
    branches/gcc-4_6-branch/gcc/fortran/array.c
    branches/gcc-4_6-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_6-branch/gcc/testsuite/gfortran.dg/coarray_10.f90

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

Tobias Burnus <burnus at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

--- Comment #7 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-09-13 19:47:18 UTC ---
FIXED on the trunk (4.8) and the 4.6 and 4.7 branches; hence, the bug will be
fix in the upcoming 4.7.2 release.

Thanks for the report!

[Bug fortran/54225] [4.6/4.7/4.8 Regression] fortran compiler segfault processing ' print *, A(1,*) '

[janus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54225

janus at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |john.harper at vuw dot
                   |                            |ac.nz

--- Comment #8 from janus at gcc dot gnu.org 2012-11-04 22:23:40 UTC ---
*** Bug 55174 has been marked as a duplicate of this bug. ***