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    <head>
      <base href="http://llvm.org/bugs/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - false positive when scanning"
   href="http://llvm.org/bugs/show_bug.cgi?id=17404">17404</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>false positive when scanning
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>URL</th>
          <td>http://devel.recluse.de/~bzed/scan-build/citadel/2013-09-29-1/report-v4xZnV.html#Path38
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Static Analyzer
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>kremenek@apple.com
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>dothebart@citadel.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvmbugs@cs.uiuc.edu
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=11295" name="attach_11295" title="Source file producing the false positive">attachment 11295</a> <a href="attachment.cgi?id=11295&action=edit" title="Source file producing the false positive">[details]</a></span>
Source file producing the false positive

This assumes a value to state being one of the both:
 789    else if (state == XDG_MIME_MAGIC_EOF || state == XDG_MIME_MAGIC_ERROR)
    (29) Taking true branch -> state needs to be XDG_MIME_MAGIC_ERROR
790    _xdg_mime_magic_match_free (match);

so in the next loop it will go here: 
case XDG_MIME_MAGIC_ERROR:
793    state = _xdg_mime_magic_parse_error (magic_file);
which may return either XDG_MIME_MAGIC_EOF or XDG_MIME_MAGIC_SECTION; the later
is needed so the loop may continue.

but: 
 773    switch (state)
42    Control jumps to 'case XDG_MIME_MAGIC_MAGIC:' at line 781    

assumes XDG_MIME_MAGIC_MAGIC, which will never happen under this condition.

the file libcitadel /lib /xdgmime /xdgmimemagic.c is availabe here: 
<a href="http://code.citadel.org/?p=citadel.git;a=tree;f=libcitadel/lib/xdgmime;h=0c63b6ff7c9c1581fc6e2ae52c3f0b34d82a7149;hb=HEAD">http://code.citadel.org/?p=citadel.git;a=tree;f=libcitadel/lib/xdgmime;h=0c63b6ff7c9c1581fc6e2ae52c3f0b34d82a7149;hb=HEAD</a>

or with the complete library and compile infrastructure here:
<a href="http://easyinstall.citadel.org/libcitadel-8.20.tar.gz">http://easyinstall.citadel.org/libcitadel-8.20.tar.gz</a></pre>
        </div>
      </p>
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