<html>
    <head>
      <base href="https://bugs.llvm.org/">
    </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 - lib/libc++abi.1.0.dylib fails to build for mac on the release_90 branch"
   href="https://bugs.llvm.org/show_bug.cgi?id=42725">42725</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>lib/libc++abi.1.0.dylib fails to build for mac on the release_90 branch
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>9.0
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Macintosh
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>other
          </td>
        </tr>

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

        <tr>
          <th>Severity</th>
          <td>release blocker
          </td>
        </tr>

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

        <tr>
          <th>Component</th>
          <td>All Bugs
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>hans@chromium.org
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org, mclow.lists@gmail.com
          </td>
        </tr>

        <tr>
          <th>Blocks</th>
          <td>42474
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Building the release_90 branch on mac like this:

$ utils/release/test-release.sh -svn-path branches/release_90 -triple
x86_64-apple-darwin -no-libunwind -no-test-suite


Fails with:


Undefined symbols for architecture x86_64:
  "__ZTIDu", referenced from:
     -exported_symbol[s_list] command line option
  "__ZTIPDu", referenced from:
     -exported_symbol[s_list] command line option
  "__ZTIPKDu", referenced from:
     -exported_symbol[s_list] command line option
  "__ZTSDu", referenced from:
     -exported_symbol[s_list] command line option
  "__ZTSPDu", referenced from:
     -exported_symbol[s_list] command line option
  "__ZTSPKDu", referenced from:
     -exported_symbol[s_list] command line option
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [lib/libc++abi.1.0.dylib] Error 1</pre>
        </div>
      </p>

        <div id="referenced">
          <hr style="border: 1px dashed #969696">
          <b>Referenced Bugs:</b>
          <ul>
              <li>
                [<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [meta] 9.0.0 Release Blockers"
   href="https://bugs.llvm.org/show_bug.cgi?id=42474">Bug 42474</a>] [meta] 9.0.0 Release Blockers
              </li>
          </ul>
        </div>
        <br>

      <hr>
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      <ul>
          <li>You are on the CC list for the bug.</li>
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