<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 --- - std::polar not working"
   href="http://llvm.org/bugs/show_bug.cgi?id=21336">21336</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>std::polar not working
          </td>
        </tr>

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

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

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

        <tr>
          <th>OS</th>
          <td>FreeBSD
          </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>hps@selasky.org
          </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>cat << EOF > testcomplex.cpp
#include <iostream>
#include <complex>

int main ()
{
    double a = -0.34375;
    double b = -0.785398;

    std::cout << std::polar(a,b) << '\n';

    return 0;
}
EOF

clang++ testcomplex.cpp
./a.out 
(-0.243068,0.243068)

clang++ -stdlib=libc++ testcomplex.cpp
./a.out
(nan,nan)

--HPS</pre>
        </div>
      </p>
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      <ul>
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