Index: clang/test/CXX/drs/dr14xx.cpp
===================================================================
--- clang/test/CXX/drs/dr14xx.cpp
+++ clang/test/CXX/drs/dr14xx.cpp
@@ -463,6 +463,10 @@
 #endif
 } // dr1467
 
+namespace dr1479 { // dr1479: yes
+  int operator"" _a(const char*, std::size_t = 0); // expected-error {{literal operator cannot have a default argument}}
+}
+
 namespace dr1490 {  // dr1490: 3.7 c++11
   // List-initialization from a string literal
 
Index: clang/www/cxx_dr_status.html
===================================================================
--- clang/www/cxx_dr_status.html
+++ clang/www/cxx_dr_status.html
@@ -8688,7 +8688,7 @@
     <td><a href="https://wg21.link/cwg1479">1479</a></td>
     <td>CD3</td>
     <td>Literal operators and default arguments</td>
-    <td class="none" align="center">Unknown</td>
+    <td class="full" align="center">Yes</td>
   </tr>
   <tr id="1480">
     <td><a href="https://wg21.link/cwg1480">1480</a></td>