diff --git a/clang/test/CXX/drs/dr10xx.cpp b/clang/test/CXX/drs/dr10xx.cpp
index f629280c3d9811..4d49a1859c2f5d 100644
--- a/clang/test/CXX/drs/dr10xx.cpp
+++ b/clang/test/CXX/drs/dr10xx.cpp
@@ -1,7 +1,9 @@
 // RUN: %clang_cc1 -std=c++98 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
 // RUN: %clang_cc1 -std=c++11 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
 // RUN: %clang_cc1 -std=c++14 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
-// RUN: %clang_cc1 -std=c++1z %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++17 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++20 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
+// RUN: %clang_cc1 -std=c++2b %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
 
 namespace std {
   __extension__ typedef __SIZE_TYPE__ size_t;
@@ -83,3 +85,16 @@ namespace dr1070 { // dr1070: 3.5
   C c = {};
 #endif
 }
+
+namespace dr1042 { // dr1042: 3.5
+#if __cplusplus >= 201402L
+  // C++14 added an attribute that we can test the semantics of.
+  using foo [[deprecated]] = int; // expected-note {{'foo' has been explicitly marked deprecated here}}
+  foo f = 12; // expected-warning {{'foo' is deprecated}}
+#elif __cplusplus >= 201103L
+  // C++11 did not have any attributes that could be applied to an alias
+  // declaration, so the best we can test is that we accept an empty attribute
+  // list in this mode.
+  using foo [[]] = int;
+#endif
+}
diff --git a/clang/www/cxx_dr_status.html b/clang/www/cxx_dr_status.html
index b54c65e0340662..dbd4e34816f98a 100755
--- a/clang/www/cxx_dr_status.html
+++ b/clang/www/cxx_dr_status.html
@@ -6059,7 +6059,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
     <td><a href="https://wg21.link/cwg1042">1042</a></td>
     <td>C++11</td>
     <td>Attributes in <I>alias-declaration</I>s</td>
-    <td class="none" align="center">Unknown</td>
+    <td class="full" align="center">3.5</td>
   </tr>
   <tr id="1043">
     <td><a href="https://wg21.link/cwg1043">1043</a></td>