<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=http://email.email.llvm.org/c/eJytVE1v1DAQ_TXJZdSV19l8HXJotxQhuMGJy8ofk6yp8yHb2aX_nnHSli4UBAJp7MT25L2XeZPIUT80b5wbHfTovegwYbcJu04K9hjLMqAPGzVNSXZd0shymgDjY_FGWCM89LMPMI1mCBBGEKCxNQNqOAlnhLQIxNHOgwpmHFZUgNNoNLRZwquE13A4iBCckXPAwwGWzeqM4j7h-5Vj2eLtlibKf4zs5lXJPwi_TFEJv4mx7OLXgG4gPr6nAUl58yTPBxGMWlUm_Boi86I05pS3z9RAp3cULx_4o_y9FUMH59HdezijtfFN3-73MIzhskT870p0-PyBynR6tU7P5JHoknqV8xP5f_KHCvBro9TY92LQr2aoKGt1DJ4MhauPv0E7ofOxzag5I7AJkIm2lFKJnWDYFjuNxU5WUmaVzuS2KIsyQ1Ww9gLlXUh46SPCZCx1sp-Voo-kna19gLMJx3EOsW1W12Pv9KM2rUG3SXWT6TqrRSpmynPNp_fCTDh06exscwxh8iRuNaIjpFluiIYW1p6eLleTG7-gIhF3xvsZqbx3eVZvi_TY1MVuy1ReS81FJnNR0utVsmS1VLRR6dQKidY3SU5V4wOeYYGIxuS36b8rMA1nnGJbsYqVbLuhWalW8Yrt8lyT7TuGvTB2E3E2o-tS1yyQcu48HVrjg_9-KLw33YC4CCaFwQSLzdqPnups9UBeBKAe6ehXEo74_C-BQfSYLvqaRdw3v_Jl8g>53916</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Clang shouldn't mangle the function name
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          TKaipeng
      </td>
    </tr>
</table>

<pre>
    Error message
```
test.cpp:7:35: error: alias must point to a defined variable or function
  void f3() __attribute__ ((weak, alias("f1")));
```

test.cpp
```c++
extern "C" {
  static void * f1() {};
  // static void* f1() {};
  // Clang works well, GCC not
  void f2() __attribute__ ((weak, alias("_ZL2f1v")));
  // GCC works well, Clang not
  void f3() __attribute__ ((weak, alias("f1")));
}
```

command
```
clang++ test.cpp -S
```

version: commit 3af7bbca4a0ef64de64b8bb38d3b167673ec60f0

It's compiled successfully without "static" modifier.
</pre>
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