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Re: segfault when reverse merging in trunk

From: Paul Burba <ptburba_at_gmail.com>
Date: Fri, 15 Mar 2013 13:46:08 -0400

On Fri, Mar 15, 2013 at 1:23 PM, Stefan Küng <tortoisesvn_at_gmail.com> wrote:
> Hi,
>
> using a build from todays trunk:
>
> $ svn co http://tortoisesvn.googlecode.com/svn/trunk/contrib/diff-scripts wc
> $ cd wc
> $ svn merge -r23995:23994
> http://tortoisesvn.googlecode.com/svn/trunk/contrib/diff-scripts/diff-doc.js
> diff-doc.js
>
> this segfaults in libsvn_client/merge.c, line 7407 because 'merge_target' is
> NULL.

Hi Stefan,

I cannot replicate this with ^/subversion/trunk_at_1457030. Exactly what
revision are you building?

C:\SVN>svn --version
svn, version 1.8.0-dev (under development)
   compiled Mar 14 2013, 16:57:07 on x86/x86_64-microsoft-windows6.1.7601

Copyright (C) 2013 The Apache Software Foundation.
This software consists of contributions made by many people;
see the NOTICE file for more information.
Subversion is open source software, see http://subversion.apache.org/

The following repository access (RA) modules are available:

* ra_svn : Module for accessing a repository using the svn network protocol.
  - handles 'svn' scheme
* ra_local : Module for accessing a repository on local disk.
  - handles 'file' scheme
* ra_serf : Module for accessing a repository via WebDAV protocol using serf.
  - handles 'http' scheme
  - handles 'https' scheme

C:\SVN>svn co http://tortoisesvn.googlecode.com/svn/trunk/contrib/diff-scripts
wc
A wc\diff-sxw.vbs
A wc\diff-ppt.js
A wc\diff-odt.vbs
A wc\diff-doc.js
A wc\diff-xls.js
A wc\diff-dll.vbs
A wc\merge-ods.vbs
A wc\Readme.txt
A wc\merge-doc.js
A wc\diff-nb.vbs
 U wc
Checked out revision 23999.

C:\SVN>cd wc

C:\SVN\wc>svn merge -r23995:23994
http://tortoisesvn.googlecode.com/svn/trunk/contrib/diff-scripts/diff-doc.js
diff-doc.js
--- Reverse-merging r23995 into 'diff-doc.js':
C diff-doc.js
--- Recording mergeinfo for reverse merge of r23995 into 'diff-doc.js':
 G diff-doc.js
--- Eliding mergeinfo from 'diff-doc.js':
 U diff-doc.js
Summary of conflicts:
  Text conflicts: 1
Conflict discovered in file 'diff-doc.js'.
Select: (p) postpone, (df) diff-full, (e) edit, (m) merge,
        (mc) mine-conflict, (tc) theirs-conflict, (s) show all options: p

C:\SVN\wc>

-- 
Paul T. Burba
CollabNet, Inc. -- www.collab.net -- Enterprise Cloud Development
Skype: ptburba
Received on 2013-03-15 18:46:39 CET

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