<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 - using declaration issue in nested inheritance context"
   href="https://bugs.llvm.org/show_bug.cgi?id=42365">42365</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>using declaration issue in nested inheritance context
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>8.0
          </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>C++
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>ankur.dedev@tuta.io
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>blitzrakete@gmail.com, dgregor@apple.com, erik.pilkington@gmail.com, llvm-bugs@lists.llvm.org, richard-llvm@metafoo.co.uk
          </td>
        </tr></table>
      <p>
        <div>
        <pre>The following code does not compile with clang 8:

struct Bar
{
  struct EmptyBar {};

  void test(EmptyBar) const {}
};

template<typename TYPE>
struct Foo : TYPE
{
  struct Derived;

  struct EmptyFoo {};

  using TYPE::test;

  void test(EmptyFoo) const {}
};

template<typename TYPE>
struct Foo<TYPE>::Derived : Foo<TYPE>
{
  struct EmptyDerived {};

  using Foo<TYPE>::test;

  void test(EmptyDerived) const {}
};

int main()
{
  Bar::EmptyBar empty;

  Foo<Bar>::Derived obj;

  obj.test(empty);

  return 0;
}</pre>
        </div>
      </p>


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