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    <head>
      <base href="http://llvm.org/bugs/" />
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - libc++ iostream's bad() member function is returning true, always"
   href="http://llvm.org/bugs/show_bug.cgi?id=21581">21581</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>libc++ iostream's bad() member function is returning true, always
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>libc++
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>3.4
          </td>
        </tr>

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

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

        <tr>
          <th>Reporter</th>
          <td>santilopez01@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvmbugs@cs.uiuc.edu, mclow.lists@gmail.com
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=13352" name="attach_13352" title="Source code plus binaries">attachment 13352</a> <a href="attachment.cgi?id=13352&action=edit" title="Source code plus binaries">[details]</a></span>
Source code plus binaries

So I compiled the code I have attached using the following flags:

clang++ -std=c++11 -std=libc++ -Wall -v *.cxx -o out_clang

The program compiles but it throws an exception immediately after I enter some
input (I do a check for istream.bad(), on romans.cxx). The weird thing is that
I also compile the code using g++ front end:

g++ -std=c++11 -Wall *.cxx -o out_gcc

And the code executes fine. I include the source code, plus the aforementioned
binaries I obtained from each call. I have gcc 4.9.2 and clang 3.6.

I checked the code with valgrind and it doesn't complaint on any of the
binaries.</pre>
        </div>
      </p>
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