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* [Bug debug/43237]  New: [4.5 Regression] Wrong DW_AT_upper_bound
@ 2010-03-02 20:49 jakub at gcc dot gnu dot org
  2010-03-03  7:03 ` [Bug debug/43237] " jakub at gcc dot gnu dot org
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-03-02 20:49 UTC (permalink / raw)
  To: gcc-bugs

On x86_64-linux with -O2 -g gcc creates invalid DW_AT_upper_bound:
struct S
{
  int *a;
  int b;
  int **c;
  int d;
};

void foo (struct S *);
void bar (struct S *);

int
baz (void)
{
  struct S s;
  foo (&s);
  {
    int a[s.b];
    int *c[s.d];
    s.a = a;
    s.c = c;
    bar (&s);
  }
  return 0;
}
.long .LLST1 # DW_AT_upper_bound
.long .LLST3 # DW_AT_upper_bound
Note that loclistptr isn't valid for DW_AT_upper_bound attribute, unlike
DW_AT_location it can be a constant or reference, like DW_AT_location it can be
a block (exprloc) and unlike DW_AT_location it can't be loclistptr.

Discovered this by readelf -wo cc1 >/dev/null complaining about holes in
.debug_loc.


-- 
           Summary: [4.5 Regression] Wrong DW_AT_upper_bound
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: wrong-debug
          Severity: normal
          Priority: P3
         Component: debug
        AssignedTo: jakub at gcc dot gnu dot org
        ReportedBy: jakub at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43237


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug debug/43237] [4.5 Regression] Wrong DW_AT_upper_bound
  2010-03-02 20:49 [Bug debug/43237] New: [4.5 Regression] Wrong DW_AT_upper_bound jakub at gcc dot gnu dot org
@ 2010-03-03  7:03 ` jakub at gcc dot gnu dot org
  2010-03-03  7:05 ` jakub at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-03-03  7:03 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #1 from jakub at gcc dot gnu dot org  2010-03-03 07:02 -------
Subject: Bug 43237

Author: jakub
Date: Wed Mar  3 07:02:37 2010
New Revision: 157190

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157190
Log:
        PR debug/43237
        * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
        fallthrough to default handling, just with want_address 0 instead of 2.
        For single element lists, add_AT_loc directly, otherwise create an
        artificial variable DIE and stick location list to it.

        * gcc.dg/debug/dwarf2/pr43237.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/debug/dwarf2/pr43237.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43237


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug debug/43237] [4.5 Regression] Wrong DW_AT_upper_bound
  2010-03-02 20:49 [Bug debug/43237] New: [4.5 Regression] Wrong DW_AT_upper_bound jakub at gcc dot gnu dot org
  2010-03-03  7:03 ` [Bug debug/43237] " jakub at gcc dot gnu dot org
@ 2010-03-03  7:05 ` jakub at gcc dot gnu dot org
  2010-03-03  7:05 ` jakub at gcc dot gnu dot org
  2010-03-13 17:01 ` hjl at gcc dot gnu dot org
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-03-03  7:05 UTC (permalink / raw)
  To: gcc-bugs



-- 

jakub at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2010-03-03 07:04:36
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43237


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug debug/43237] [4.5 Regression] Wrong DW_AT_upper_bound
  2010-03-02 20:49 [Bug debug/43237] New: [4.5 Regression] Wrong DW_AT_upper_bound jakub at gcc dot gnu dot org
  2010-03-03  7:03 ` [Bug debug/43237] " jakub at gcc dot gnu dot org
  2010-03-03  7:05 ` jakub at gcc dot gnu dot org
@ 2010-03-03  7:05 ` jakub at gcc dot gnu dot org
  2010-03-13 17:01 ` hjl at gcc dot gnu dot org
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu dot org @ 2010-03-03  7:05 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #2 from jakub at gcc dot gnu dot org  2010-03-03 07:04 -------
Fixed.


-- 

jakub at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43237


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug debug/43237] [4.5 Regression] Wrong DW_AT_upper_bound
  2010-03-02 20:49 [Bug debug/43237] New: [4.5 Regression] Wrong DW_AT_upper_bound jakub at gcc dot gnu dot org
                   ` (2 preceding siblings ...)
  2010-03-03  7:05 ` jakub at gcc dot gnu dot org
@ 2010-03-13 17:01 ` hjl at gcc dot gnu dot org
  3 siblings, 0 replies; 5+ messages in thread
From: hjl at gcc dot gnu dot org @ 2010-03-13 17:01 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #3 from hjl at gcc dot gnu dot org  2010-03-13 16:59 -------
Subject: Bug 43237

Author: hjl
Date: Sat Mar 13 16:58:19 2010
New Revision: 157426

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157426
Log:
Backport testcases from mainline.

2010-03-13  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline:
        2010-03-11  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/43257
        * g++.dg/torture/pr43257.C: New test.

        2010-03-11  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/43255
        * gcc.c-torture/compile/pr43255.c: New testcase.

        2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * gcc.dg/pr43280.c: New testcase.

        2010-03-10  Jan Hubicka   <jh@suse.cz>

        * gcc.c-torture/compile/pr43288.c: New test.

        2010-03-10  Andrey Belevantsev  <abel@ispras.ru>

        PR middle-end/42859
        * g++.dg/eh/pr42859.C: New test.

        2010-03-09  Jakub Jelinek  <jakub@redhat.com>

        PR debug/43299
        * gcc.dg/pr43299.c: New test.

        2010-03-08  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/43269
        * gcc.c-torture/execute/pr43269.c: New testcase.

        2010-03-04  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/43164
        PR tree-optimization/43191
        * gcc.c-torture/compile/pr43164.c: New test.
        * gcc.c-torture/compile/pr43191.c: Likewise.

        2010-03-04  Changpeng Fang  <changpeng.fang@amd.com>

        PR middle-end/43209
        * gcc.dg/tree-ssa/ivopts-4.c: New.

        2010-03-03  Jakub Jelinek  <jakub@redhat.com>

        PR debug/43229
        * gfortran.dg/pr43229.f90: New test.

        PR debug/43237
        * gcc.dg/debug/dwarf2/pr43237.c: New test.

        2010-03-02  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/43180
        * gfortran.dg/internal_pack_10.f90: New test.

        2010-02-26  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/43188
        * gcc.c-torture/compile/pr43188.c: New testcase.

        2010-02-25  Jakub Jelinek  <jakub@redhat.com>

        PR debug/43166
        * gfortran.dg/debug/pr43166.f: New test.

        PR debug/43165
        * gcc.dg/torture/pr43165.c: New test.

        2010-02-23  Jakub Jelinek  <jakub@redhat.com>

        PR target/43107
        * gcc.target/i386/pr43107.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/eh/pr42859.C
      - copied unchanged from r157425, trunk/gcc/testsuite/g++.dg/eh/pr42859.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr43257.C
      - copied unchanged from r157425,
trunk/gcc/testsuite/g++.dg/torture/pr43257.C
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43164.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43164.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43188.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43188.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43191.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43191.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43255.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43255.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43288.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43288.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr43269.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.c-torture/execute/pr43269.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/debug/dwarf2/pr43237.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.dg/debug/dwarf2/pr43237.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43280.c
      - copied unchanged from r157425, trunk/gcc/testsuite/gcc.dg/pr43280.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43299.c
      - copied unchanged from r157425, trunk/gcc/testsuite/gcc.dg/pr43299.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/torture/pr43165.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.dg/torture/pr43165.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/tree-ssa/ivopts-4.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.dg/tree-ssa/ivopts-4.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.target/i386/pr43107.c
      - copied unchanged from r157425,
trunk/gcc/testsuite/gcc.target/i386/pr43107.c
    branches/gcc-4_4-branch/gcc/testsuite/gfortran.dg/debug/pr43166.f
      - copied unchanged from r157425,
trunk/gcc/testsuite/gfortran.dg/debug/pr43166.f
    branches/gcc-4_4-branch/gcc/testsuite/gfortran.dg/internal_pack_10.f90
      - copied unchanged from r157425,
trunk/gcc/testsuite/gfortran.dg/internal_pack_10.f90
    branches/gcc-4_4-branch/gcc/testsuite/gfortran.dg/pr43229.f90
      - copied unchanged from r157425,
trunk/gcc/testsuite/gfortran.dg/pr43229.f90
Modified:
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43237


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2010-03-13 17:01 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-03-02 20:49 [Bug debug/43237] New: [4.5 Regression] Wrong DW_AT_upper_bound jakub at gcc dot gnu dot org
2010-03-03  7:03 ` [Bug debug/43237] " jakub at gcc dot gnu dot org
2010-03-03  7:05 ` jakub at gcc dot gnu dot org
2010-03-03  7:05 ` jakub at gcc dot gnu dot org
2010-03-13 17:01 ` hjl at gcc dot gnu dot org

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