This is the mail archive of the gdb@sources.redhat.com mailing list for the GDB project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

gdb database not updating


FYI,

I filed a bug this afternoon: PR gdb/1313, "bad line numbers on very
tiny functions".  gnats sent me mail about the new bug, but more than
an hour later, the bug database hasn't been updated.

Stale lock, dead update process, real slow machine ... ?

I'll wait another hour or two and then tell the overseers list.

Michael C

===

  From gdb-prs-return-2913-mec=shout.net@sources.redhat.com  Mon Aug  4 13:08:08 2003
  Mailing-List: contact gdb-prs-help@sources.redhat.com; run by ezmlm
  List-Archive: <http://sources.redhat.com/ml/gdb-prs/>
  List-Post: <mailto:gdb-prs@sources.redhat.com>
  List-Help: <mailto:gdb-prs-help@sources.redhat.com>, <http://sources.redhat.com/lists.html#faqs>
  Sender: gdb-prs-owner@sources.redhat.com
  Resent-Date: 4 Aug 2003 18:08:00 -0000
  Resent-From: gdb-gnats@sources.redhat.com (GNATS Filer)
  Resent-To: nobody@sources.redhat.com
  Resent-Cc: gdb-prs@sources.redhat.com
  Resent-Reply-To: gdb-gnats@sources.redhat.com, mec@shout.net
  Date: 4 Aug 2003 18:05:51 -0000
  From: mec@shout.net
  Reply-To: mec@shout.net
  To: gdb-gnats@sources.redhat.com
  X-Send-Pr-Version: gnatsweb-2.9.3 (1.1.1.1.2.31)
  Subject: symtab/1313: bad line numbers on very tiny functions


  >Number:         1313
  >Category:       symtab
  >Synopsis:       bad line numbers on very tiny functions
  >Confidential:   no
  >Severity:       serious
  >Priority:       medium
  >Responsible:    unassigned
  >State:          open
  >Class:          sw-bug
  >Submitter-Id:   net
  >Arrival-Date:   Mon Aug 04 18:08:00 UTC 2003
  >Closed-Date:
  >Last-Modified:
  >Originator:     mec@shout.net
  >Release:        gdb 5.3
  >Organization:
  >Environment:
  target=native
  host=i686-pc-linux-gnu
  osversion=red-hat-8.0
  gdb=5.3
  gcc=HEAD 2003-08-02 15:36:58 UTC
  binutils=2.14
  glibc=2.2.93-5-rh
  gformat=dwarf-2
  glevel=2
  >Description:
  gdb has bad line numbers on very tiny functions.  This causes regressions in unexpected places in the gdb test suite.

  The symptoms are: when gdb hits a breakpoint, it prints:

    Breakpoint 2, 0x08048397 in handle_USR1 (sig=10) at ...

  Note the hexadecimal address.  This is incorrect, because the breakpoint really is at the start of the line.  The correct output is:

    Breakpoint 2, handle_USR1 (sig=10) at ...

  The bad behavior happened with gcc HEAD.
  The good behavior happened with gcc 3.3.

  In the attachment, there is a new test script which shows the problem.  After the gdb 6.0 release I'll come back and submit this script for the test suite.


  >How-To-Repeat:
  Run the empty.exp test script in the attachment.

  Or, run gdb.base/attach1.exp and look carefully what happens with the breakpoint on handle_USR1.  Note that the problem is not related to 

  Use gcc 3.3 to see good behavior, gcc HEAD to see bad behavior.  It's insensitive to debug format and binutils version.
  >Fix:
  I don't know whether gcc needs to be fixed to emit different line numbers, or whether gdb needs to be fixed to accept what gcc produces.
  >Release-Note:
  >Audit-Trail:
  >Unformatted:
  ----gnatsweb-attachment----
  Content-Type: application/x-gzip; name="empty.tar.gz"
  Content-Transfer-Encoding: base64
  Content-Disposition: attachment; filename="empty.tar.gz"

  H4sIAOKdLj8AA+1b61PbSBLP1/iv6LVddQlr2Xr4QYLjrJOFhDoClG0umwoplySPbV1kyaUHgaP4
  369nJPkBHiKwIN5l+gOeaY1muvvX090zichkGlxUnj0oyXJVbtRq+CvLjXp96TemZ3KjoWg1pd5Q
  sa3Ijar6DGoPK1ZEoR/oHsCzycgJbxv3s+d/UyIMf/a3bD7QGoinXK9WefirVS3BH91EVnC8qmq1
  ZyA/kDxL9MTxr2xBj/gBTD135OkTGLoeoEXM7xB4ukkgGHtuOBoD8xAYho4ZWK5TzuUA4L07vfCs
  0TgAVZY12PMIga47DH7oHoE9N3QGOh1cgn3HjN7ojS0fhpZNAH+nuheAO8QlCIwGBgQohx9aAVkY
  m4hFX6PT+/H0O3DhhmDqDnhkYPmBZxlhgLMGoDuDCuowcQfW8ILOgzyUhHhsnYB4Ez9Z9MPhCXwg
  DvF0G45Dw7ZMOLBM4vgEdFyacvwxGYDB5qFv8FTcAWLhcw/OiOdjH9RkjXjCErgeneSFHlDJPXCn
  9L2XKO4F2Howf3W18nMdB2A5bOaxO6Xw4ISo4Q/LtsEgEPpkGNolOgUOhs/7vY9HJz1oH36Bz+1O
  p33Y+7KDg4Oxi0/JGYmmsiZT28KZUStPdxBnd0hn+LTbef8RX2m/2z/Y731BFWBvv3e42+3C3lEH
  2nDc7vT2358ctDtwfNI5PurulgG6hIpF6AS3GHjIMEIjDkigW7Yfqf0FQfVRNnsAY/2MILgmsc5Q
  Mh1MdLafA0cn0W3XGTElcfDcjDtgDcFxgxL88NDJIHBvQkpfv+64Jai9wj2CJiJwbNM9IUGXuilo
  msws/c71Azr6UxtkVVEUSdHkRglOuu1yDpbd/gc6Fl0+QMsbF/DJMsc6sWHXtv6nGwQlfj/Wcfsh
  xC8mxPyD2iIoOyR4iYbdquRyZ641iPZiX5bhxUu4hKtlrhJxd67zVcbPXeNq8ejr/Go0+sYsNeTn
  bqxZj7g3RjcY//rc2xEXolUtJ4AJUzhiLii3M+8qy111uastd6vL3dpyt77cbSx3t1n3Kver4/Jj
  0WL+J+fTB1njJ/m/qmpaUv+p9bpK839dqYv8/xhUuGsWL2STmAvZ5OVCBmm5kCorF2CF6ndNy4V1
  s3JhzaRcuFtOZkqvn5QLa+Xkwh1T8m35GIB5MK00mbrLZS3TmO4CSd6WMI3M8vMsK0NzKS23Zvsh
  TVGLuhZZVW0jxjYd4gBNeYAVNyu2F54yNqbHAnVxWqB7oeNYaMPYcj4+8Qmt2yd+H3OrzHpGOIo6
  rEffY3LlmZp5xvQ9k/GKl8njq7IZvWw58RPX+O/A8q4qxUs/NOLWbDTTA2uGr6he33QnU7YCDvXM
  Gy/Fi13l6YB4fuyQc2KGgW7gi5cDgkJffYPf3kA+D1exQajt+n44nXrE9/vECSyP9CNdKHimju6a
  rD1EXyWDEoYgdDM7sni0G2dVF92Gehi4E3QiEwddsJfKeVqA0JXIuRWwBk0GUcsjlmMFlo6VGemj
  OlCMFKwUI/XYINvVBzDXjJnmt68IVeD2aVHzbRHkKfE8dLm8SbeS8y8GKfV4wyP696mLhVCejTNd
  VNcJCRWO4jIgpjXBTZU//apIr06/nX6V6c9WhOeYnENePmfMtrSnS8PTb7/nczn0E5PZos/mR8D8
  i4nh2jMTj2zXwFmpGjgWHWSRGwO3yIrFWGTh2rlcghbz0tPc83y0XjFaLs9Y72YqQjFRByNkESd4
  HUFU3irGa5bAthwyG4cgLS3Rn4R2YNGdn08MlZ83qT1nK1/mnksYzVatXkpGlbdOvVOnOLcCFNmL
  DDDd91dPnXt+devcFBT0wBRrxOFjrE+nGCqjCDkyTfi42/6TZjsMJbOApJSjd75T54U8zlc5ROKo
  T2WMggj60YIjJAX2Cp6ygqeu4GkreNUVvNoKXn0Fr7GCt/1kSvBfSlH9f+g60nG725XQpyTqeuVx
  MLGzWuP2+l+rNub3v5pSx7OAUtVqov5/FGpSoFvNMdEHrWZgBTZpJc4APZqhXwNWXuTNLAipJRh5
  bjh9U94qAZpuRALWHGPRxRquH9fMrIcO9YY6VIlGNcbBZBkGWF1Gj23LiNgjLMcwPcdcWgJhs1mJ
  RGoa7uACpVSuCdc0vNYvFQ8lyjVZJUN/PTThGIsQa+S8YUeq1lflG+owRv6gtSijUgIHa5EzzHZW
  fbsuTU0Js154LqGXlejRScIThLRdxmo2Ek8tv6qVNfqraOVXclkuq5IqeWPKwWeaVGOdAVbMQwkX
  UHFZRLSCMq0WTH1cwXCXGf7vKeTSsperem8jVR9emNSGqWUsS+LoktpXqpKBR0zz/t5Uf3zhUhuu
  kbFsSe9ehtp+eGFSG+ZVRrJouOUb8ZbPKDop8mPLltpqSlYhXcs0nitZBfQ0YqU3VlbhXFs7litZ
  BXOeKOmNklUo1zKP40pWgTytaOmNllUY19aO4UpWQZwnSnqjZBXCsfqVtL62gFFWZWZWgfyOEqY2
  oZpVOF8h4P2DlZpVNE8hVXpTZRXMrwuVaQhTs4rz95AyvSmzSgHXhVwrsKlZRf8UUqU3VVaBPxEi
  q8iWVRZIJVd6c2WVEmZi3T+KaVkFf64s6a8Vsgrz0d9MI5aWVbBPLVt6s2UV8pdxvJ+ZsgrsXFlW
  mqUSX+8t3vMtCdaMxtL703ErlpB3C8i7hONdgvHuo3h3Q7xrGd6VCO92gndTwD2mcw/J3GMq96TI
  Pbdxj1HcQwz3DMGt6LkFNreu5daT3JKOW1ZxKxlu9cBN4Nwkys1i3DzCDercEMuNb9zowtvqSTTg
  brj4gU2GQevt27ezACHHA0Qro9adkNjtdI46AouNwOJzu3O4f/hBoLERaBwe9XYFFBsBBf1n5BkU
  SnU2l7I9b67P/Wc01Qdo3gmsvfb+gdg3G7Fv/r20cTZGh39K625YLO2L6opZ1+H9HVv1LFt3wuIv
  sS82Zl/8JfLFxmBxctjZ7R4d/Gf3TwHIhgDS2+32BBwbA0f35Pj4qCMQ+RWIKKsgGQ2MsqH7ZP5h
  7GtY/MZi/pHycedT9zUkn2K8nAHYtFrsM41mxWrNZJk3Hu7p5jdWyr9hTK67JMfY+7iLItzlqbmL
  toa7qLe4y4ZgI+C/Hf7kUH0f+GsiWjw1d6mt4S514S5PzV2S66r7uEtDJJfNQ/oW+JP/hdSssE8h
  8Zd9uCk+khYkSJAgQYIECRIkSJAgQYIECRIkSJAgQYIECRIkSJAgQYIECRIkSJCgJ0r/B7nXzvgA
  eAAA


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]