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    <head>
      <base href="https://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 --- - section / global name conflict: error in backend: symbol 'xxx' is already defined"
   href="https://llvm.org/bugs/show_bug.cgi?id=26941">26941</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>section / global name conflict: error in backend: symbol 'xxx' is already defined
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>libraries
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>trunk
          </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>MC
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>eugeni.stepanov@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>$ cat 1.c
int xxx;
__attribute__((section("xxx"))) int f() { return xxx; }

$ ./bin/clang 1.c -c
fatal error: error in backend: symbol 'xxx' is already defined


I'm not sure what to make of it.
It should be possible to use the same name for a symbol and a section, right?
What about internal symbols? (i.e. "static int xxx;" fails with the same
error).

If not, this is a case of missing diagnostic in Clang.

GCC behavior is to override the section symbol with the global.</pre>
        </div>
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