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* [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
@ 2012-08-22 16:25 dominiq at lps dot ens.fr
  2012-08-22 20:00 ` [Bug fortran/54350] " hp at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: dominiq at lps dot ens.fr @ 2012-08-22 16:25 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

             Bug #: 54350
           Summary: [4.8 Regression] FAIL:
                    gfortran.dg/realloc_on_assign_*.f90  -O  (internal
                    compiler error) at r190586
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dominiq@lps.ens.fr
                CC: burnus@net-b.de, hjl.tools@gmail.com


Revision 190586 caused several failures in the gfortran test suite:

FAIL: gfortran.dg/realloc_on_assign_14.f90  -O  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_14.f90  -O  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_14.f90  -O  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_14.f90  -O  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O0  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O0  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O1  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O1  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O2  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O2  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer  (internal
compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer  (internal
compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer  (test for
excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer  (test for
excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-loops  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-loops  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-loops  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -fomit-frame-pointer
-funroll-loops  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -g  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -g  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -Os  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -Os  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_15.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O0  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O0  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O0  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O0  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O1  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O1  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O1  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O1  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O2  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O2  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O2  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O2  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer  (internal
compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer  (internal
compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer  (test for
excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer  (test for
excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-loops  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-loops  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-loops  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -fomit-frame-pointer
-funroll-loops  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -g  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -g  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -Os  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -Os  (internal compiler error)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -Os  (test for excess errors)
FAIL: gfortran.dg/realloc_on_assign_2.f03  -Os  (test for excess errors)

The ICEs I have looked at are of the kind

/opt/gcc/work/gcc/testsuite/gfortran.dg/realloc_on_assign_14.f90: In function
'MAIN__':
/opt/gcc/work/gcc/testsuite/gfortran.dg/realloc_on_assign_14.f90:31:0: internal
compiler error: in gfc_conv_procedure_call, at fortran/trans-expr.c:3721
 a = nar2() ! { dg-warning "Code for reallocating the allocatable array" }
 ^
r190585 is OK.

Note that the polyhedron test rnflow.f90 also does not compile.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug fortran/54350] [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
  2012-08-22 16:25 [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90 -O (internal compiler error) at r190586 dominiq at lps dot ens.fr
@ 2012-08-22 20:00 ` hp at gcc dot gnu.org
  2012-08-22 20:50 ` burnus at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: hp at gcc dot gnu.org @ 2012-08-22 20:00 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

Hans-Peter Nilsson <hp at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-08-22
                 CC|                            |burnus at gcc dot gnu.org,
                   |                            |hp at gcc dot gnu.org
     Ever Confirmed|0                           |1

--- Comment #1 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2012-08-22 19:59:16 UTC ---
Seeing something like this for cris-elf too, specifically a regression for

gfortran.sum gfortran.dg/realloc_on_assign_14.f90
gfortran.sum gfortran.dg/realloc_on_assign_15.f90
gfortran.sum gfortran.dg/realloc_on_assign_2.f03

for exactly r190586 except in my case (cross from x86_64-linux to cris-elf) the
ICE message is the less specific:
/tmp/hpautotest-gcc0/gcc/gcc/testsuite/gfortran.dg/realloc_on_assign_14.f90: In
function 'MAIN__':
/tmp/hpautotest-gcc0/gcc/gcc/testsuite/gfortran.dg/realloc_on_assign_14.f90:31:0:
internal compiler error: Segmentation fault

Adding committers' @gcc.gnu.org address to CC.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug fortran/54350] [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
  2012-08-22 16:25 [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90 -O (internal compiler error) at r190586 dominiq at lps dot ens.fr
  2012-08-22 20:00 ` [Bug fortran/54350] " hp at gcc dot gnu.org
@ 2012-08-22 20:50 ` burnus at gcc dot gnu.org
  2012-08-24  7:44 ` burnus at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2012-08-22 20:50 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |burnus at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-22 20:49:08 UTC ---
Yes, that's a side-effect of my recent patch - sorry. I know about the issue
since this morning, but I didn't manage to fix it as quickly as I had hoped
for. Debugging memory leaks and understanding the scalarizer took longer than
anticipated.

The simplest is to revert
  http://gcc.gnu.org/ml/fortran/2012-08/msg00120.html
Some issues and a possible approach to fix them is given in
  http://gcc.gnu.org/ml/fortran/2012-08/msg00131.html
and the reply
  http://gcc.gnu.org/ml/fortran/2012-08/msg00133.html

I have a patch which is currently building, but with build fixes, other
changes, and regtesting it will probably take a while until it is ready.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug fortran/54350] [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
  2012-08-22 16:25 [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90 -O (internal compiler error) at r190586 dominiq at lps dot ens.fr
  2012-08-22 20:00 ` [Bug fortran/54350] " hp at gcc dot gnu.org
  2012-08-22 20:50 ` burnus at gcc dot gnu.org
@ 2012-08-24  7:44 ` burnus at gcc dot gnu.org
  2012-08-24  7:46 ` burnus at gcc dot gnu.org
  2012-08-24  7:46 ` burnus at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2012-08-24  7:44 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-24 07:43:31 UTC ---
Author: burnus
Date: Fri Aug 24 07:43:23 2012
New Revision: 190641

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190641
Log:
2012-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54350
        * trans-array.c (free_ss_info): Free data.array.subscript.
        (gfc_free_ss): No longer free data.array.subscript.
        (walk_coarray): New function, moved from trans-intrinsic.c
        (gfc_conv_expr_descriptor): Walk array descriptor instead
        of taking passed "ss".
        (get_array_ctor_all_strlen, gfc_add_loop_ss_code,
        gfc_conv_array_parameter): Update call and cleanup ss handling.
        * trans-array.h (gfc_conv_expr_descriptor,
        gfc_conv_array_parameter): Update prototype.
        * trans-expr.c (gfc_conv_derived_to_class,
        conv_isocbinding_procedure, gfc_conv_procedure_call,
        gfc_trans_alloc_subarray_assign, gfc_trans_subcomponent_assign,
        gfc_trans_pointer_assignment, gfc_trans_arrayfunc_assign): Update
        call to gfc_conv_expr_descriptor and gfc_conv_array_parameter,
        and clean up.
        * trans-intrinsic.c (walk_coarray): Moved to trans-array.c
        (trans_this_image, trans_image_index, gfc_conv_intrinsic_rank
        gfc_conv_intrinsic_bound, gfc_conv_intrinsic_cobound,
        gfc_conv_intrinsic_len, gfc_conv_intrinsic_size,
        gfc_conv_intrinsic_sizeof, gfc_conv_intrinsic_storage_size,
        gfc_conv_intrinsic_transfer, gfc_conv_allocated,
        gfc_conv_associated, gfc_conv_intrinsic_loc,
        conv_intrinsic_move_alloc): Update calls.
        * trans-io.c (gfc_convert_array_to_string, set_internal_unit,
        gfc_trans_transfer): Ditto.
        * trans-stmt.c (gfc_conv_elemental_dependencies,
        gfc_trans_sync, trans_associate_var,
        gfc_trans_pointer_assign_need_temp): Ditto.


Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-array.c
    trunk/gcc/fortran/trans-array.h
    trunk/gcc/fortran/trans-expr.c
    trunk/gcc/fortran/trans-intrinsic.c
    trunk/gcc/fortran/trans-io.c
    trunk/gcc/fortran/trans-stmt.c


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug fortran/54350] [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
  2012-08-22 16:25 [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90 -O (internal compiler error) at r190586 dominiq at lps dot ens.fr
                   ` (3 preceding siblings ...)
  2012-08-24  7:46 ` burnus at gcc dot gnu.org
@ 2012-08-24  7:46 ` burnus at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2012-08-24  7:46 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

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

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

--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-24 07:43:31 UTC ---
Author: burnus
Date: Fri Aug 24 07:43:23 2012
New Revision: 190641

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190641
Log:
2012-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54350
        * trans-array.c (free_ss_info): Free data.array.subscript.
        (gfc_free_ss): No longer free data.array.subscript.
        (walk_coarray): New function, moved from trans-intrinsic.c
        (gfc_conv_expr_descriptor): Walk array descriptor instead
        of taking passed "ss".
        (get_array_ctor_all_strlen, gfc_add_loop_ss_code,
        gfc_conv_array_parameter): Update call and cleanup ss handling.
        * trans-array.h (gfc_conv_expr_descriptor,
        gfc_conv_array_parameter): Update prototype.
        * trans-expr.c (gfc_conv_derived_to_class,
        conv_isocbinding_procedure, gfc_conv_procedure_call,
        gfc_trans_alloc_subarray_assign, gfc_trans_subcomponent_assign,
        gfc_trans_pointer_assignment, gfc_trans_arrayfunc_assign): Update
        call to gfc_conv_expr_descriptor and gfc_conv_array_parameter,
        and clean up.
        * trans-intrinsic.c (walk_coarray): Moved to trans-array.c
        (trans_this_image, trans_image_index, gfc_conv_intrinsic_rank
        gfc_conv_intrinsic_bound, gfc_conv_intrinsic_cobound,
        gfc_conv_intrinsic_len, gfc_conv_intrinsic_size,
        gfc_conv_intrinsic_sizeof, gfc_conv_intrinsic_storage_size,
        gfc_conv_intrinsic_transfer, gfc_conv_allocated,
        gfc_conv_associated, gfc_conv_intrinsic_loc,
        conv_intrinsic_move_alloc): Update calls.
        * trans-io.c (gfc_convert_array_to_string, set_internal_unit,
        gfc_trans_transfer): Ditto.
        * trans-stmt.c (gfc_conv_elemental_dependencies,
        gfc_trans_sync, trans_associate_var,
        gfc_trans_pointer_assign_need_temp): Ditto.


Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-array.c
    trunk/gcc/fortran/trans-array.h
    trunk/gcc/fortran/trans-expr.c
    trunk/gcc/fortran/trans-intrinsic.c
    trunk/gcc/fortran/trans-io.c
    trunk/gcc/fortran/trans-stmt.c

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-24 07:44:55 UTC ---
FIXED.

Sorry for the breakage, which took a bit longer than expected to fix. At least,
gfortran now leaks much less gfc_ss structs then it did before.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug fortran/54350] [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90  -O  (internal compiler error) at r190586
  2012-08-22 16:25 [Bug fortran/54350] New: [4.8 Regression] FAIL: gfortran.dg/realloc_on_assign_*.f90 -O (internal compiler error) at r190586 dominiq at lps dot ens.fr
                   ` (2 preceding siblings ...)
  2012-08-24  7:44 ` burnus at gcc dot gnu.org
@ 2012-08-24  7:46 ` burnus at gcc dot gnu.org
  2012-08-24  7:46 ` burnus at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2012-08-24  7:46 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54350

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

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

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> 2012-08-24 07:44:55 UTC ---
FIXED.

Sorry for the breakage, which took a bit longer than expected to fix. At least,
gfortran now leaks much less gfc_ss structs then it did before.


^ permalink raw reply	[flat|nested] 6+ messages in thread

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