<html>
    <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 --- - Low-quality error message using __declspec without -fms-extensions"
   href="https://llvm.org/bugs/show_bug.cgi?id=31936">31936</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Low-quality error message using __declspec without -fms-extensions
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

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

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

        <tr>
          <th>OS</th>
          <td>Windows NT
          </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>-New Bugs
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>efriedma@codeaurora.org
          </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>C Testcase:
__declspec(noreturn) int f();

Error message:
<stdin>:1:26: error: parameter named 'f' is missing
__declspec(noreturn) int f();
                         ^
<stdin>:1:30: error: expected function body after function declarator
__declspec(noreturn) int f();
                             ^
2 errors generated.

clang is trying to parse this as a old-style C function definition, which leads
to an error message which is difficult to understand.</pre>
        </div>
      </p>
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