<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 - lld should give warning for unknown -z option"
   href="https://bugs.llvm.org/show_bug.cgi?id=37881">37881</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>lld should give warning for unknown -z option
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>lld
          </td>
        </tr>

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

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

        <tr>
          <th>OS</th>
          <td>All
          </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>ELF
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>chh@google.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>lld gives warning to unknown flag like -no-such-flag,
but does not give warning to unknown -z option like -z,no-such-flag.

$ ./clang  -fuse-ld=lld -Wl,-no-such-flag /tmp/m.o -o /tmp/a.out
.../bin/ld.lld: error: unknown argument: -no-such-flag
clang-7: error: linker command failed with exit code 1 (use -v to see
invocation)

$ ./clang  -fuse-ld=lld -Wl,-z,no-such-flag /tmp/m.o -o /tmp/a.out


Some GNU linker -z options such as -z,global is not implemented in lld yet,
but lld does not give warning to such options.</pre>
        </div>
      </p>


      <hr>
      <span>You are receiving this mail because:</span>

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