<html>
    <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 --- - Segmentation fault on cyclical recursive include"
   href="http://llvm.org/bugs/show_bug.cgi?id=16051">16051</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Segmentation fault on cyclical recursive include
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>3.2
          </td>
        </tr>

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

        <tr>
          <th>OS</th>
          <td>Windows NT
          </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>-New Bugs
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedclangbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>denis.varin@gmail.com
          </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>Create 4 files:
1) 1.c:
#include "1.h"
2) 1.h
#include "2.h"
3) 2.h
#include "not_exist.h"
#include "3.h"
4)3.h
#include "3.h"
#include "1.h"

Run clang:
clang 1.c

Output:
clang: error: unable to execute command: Segmentation fault (core dumped)
clang: error: clang frontend command failed due to signal 2 (use -v to see
invocation)
clang: note: diagnostic msg: Please submit a bug report to
<a href="http://llvm.org/bugs/">http://llvm.org/bugs/</a> and include command line arguments and all diagnostic
information.
clang: error: unable to execute command: Segmentation fault (core dumped)</pre>
        </div>
      </p>
      <hr>
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