[clang] [clang] Implement CWG2815 (PR #132778)

[Younan Zhang via cfe-commits]

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@@ -12529,11 +12529,11 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
     <td>Direct or copy initialization for omitted aggregate initializers</td>
     <td class="unknown" align="center">Unknown</td>
   </tr>
-  <tr class="open" id="2117">
+  <tr id="2117">
     <td><a href="https://cplusplus.github.io/CWG/issues/2117.html">2117</a></td>
-    <td>open</td>
+    <td>NAD</td>
     <td>Explicit specializations and <TT>constexpr</TT> function templates</td>
-    <td align="center">Not resolved</td>
+    <td class="unknown" align="center">Unknown</td>
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zyn0217 wrote:

Can you leave out unrelated changes?
17912~17947 ditto

https://github.com/llvm/llvm-project/pull/132778