<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 - Regression 8.0.0: Assert/Crash on using structured bindings"
   href="https://bugs.llvm.org/show_bug.cgi?id=40674">40674</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Regression 8.0.0: Assert/Crash on using structured bindings
          </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>Windows NT
          </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>-New Bugs
          </td>
        </tr>

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

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

        <tr>
          <th>CC</th>
          <td>htmldeveloper@gmail.com, llvm-bugs@lists.llvm.org, neeilans@live.com, richard-llvm@metafoo.co.uk
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Compile commands:
-----------------
C:\LLVM_8_0_0_RC1\bin\clang-cl.exe /nologo /c  /EHsc  /std:c++17 
-fms-compatibility-version=19.11   t.cpp -w -ferror-limit=1
C:\LLVM_7_0_0\bin\clang-cl.exe /nologo /c  /EHsc  /std:c++17 
-fms-compatibility-version=19.11   t.cpp -w -ferror-limit=1

Assert:
-------
Assertion failed: !Init->isValueDependent(), file
C:\src\llvm_package_800-rc1\llvm\tools\clang\lib\AST\Decl.cpp, line 2342

t.cpp
-----
#include <utility>

constexpr std::pair<int, int> V[] = {{1, 1}};

template <const std::pair<int, int> v[]>
void f() {
  const auto &[key, value] = v[0];
}

void g() {
  f<V>();
  const auto &[key, value] = V[0];
}</pre>
        </div>
      </p>


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