diff --git a/generated/state/page-cache.txt b/generated/state/page-cache.txt
index 18b8b345..e83f895a 100644
--- a/generated/state/page-cache.txt
+++ b/generated/state/page-cache.txt
@@ -4328,9 +4328,10 @@
 "          <ul>
 "            <li>
 "              <div>
-"                Boost.PolyCollection has been backported to GCC 4.8-9. In the case
-"                of GCC 4.8, there are some limitations coming from deficiencies in
-"                the version of libstdc++-v3 this compiler uses:
+"                Boost.PolyCollection has been backported to GCC 4.8 to 4.9 and Clang
+"                3.3 to 3.6. The version of libstdc++-v3 shipped with GCC 4.8 (which
+"                can also be used by Clang) has deficiencies that result in the following
+"                limitations when using Boost.PolyCollection:
 "                <ul>
 "                  <li>
 "                    <div>
@@ -4511,7 +4512,7 @@
 "  </div>
 "
 -hash
-"a223dd7f638d8592fa290a03f402f8af897be34cdbe72a613ffadff7897a9b01
+"15fc9dc76e864fb15574fdd373ffd32739f920661e6f7607c9f62cd397709474
 -id
 "version_1_66_0
 -notice_url
diff --git a/users/history/in_progress.html b/users/history/in_progress.html
index 55e1a19b..cf771279 100644
--- a/users/history/in_progress.html
+++ b/users/history/in_progress.html
@@ -370,9 +370,10 @@
           <ul>
             <li>
               <div>
-                Boost.PolyCollection has been backported to GCC 4.8-9. In the case
-                of GCC 4.8, there are some limitations coming from deficiencies in
-                the version of libstdc++-v3 this compiler uses:
+                Boost.PolyCollection has been backported to GCC 4.8 to 4.9 and Clang
+                3.3 to 3.6. The version of libstdc++-v3 shipped with GCC 4.8 (which
+                can also be used by Clang) has deficiencies that result in the following
+                limitations when using Boost.PolyCollection:
                 <ul>
                   <li>
                     <div>