<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 - Address of function template in concept should cause concept to evaluate to false"
   href="https://bugs.llvm.org/show_bug.cgi?id=50934">50934</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Address of function template in concept should cause concept to evaluate to false
          </td>
        </tr>

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

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>C++2a
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>davidfromonline@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>blitzrakete@gmail.com, erik.pilkington@gmail.com, llvm-bugs@lists.llvm.org, richard-llvm@metafoo.co.uk
          </td>
        </tr></table>
      <p>
        <div>
        <pre>The following valid translation unit

```
template<typename T>
concept foo = requires {
        &T::f;
};

struct S {
        template<typename T>
        void f(T);
};

static_assert(!foo<S>);
```

Is incorrectly rejected by clang with the error message

```
<source>:11:1: error: static_assert failed due to requirement '!foo<S>'
static_assert(!foo<S>);
^             ~~~~~~~
1 error generated.
Compiler returned: 1
```

See it live: <a href="https://godbolt.org/z/h7vTqo1Yb">https://godbolt.org/z/h7vTqo1Yb</a></pre>
        </div>
      </p>


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