PR libstdc++/90686 update C++2a library status docs

	PR libstdc++/90686
	* doc/xml/manual/status_cxx2014.xml: Document what's missing from
	<experimental/memory_resource>.
	* doc/xml/manual/status_cxx2020.xml: Document status of P1285R0,
	P0339R6, P0340R3, P1164R1 and P1357R1.
	* doc/html/*: Regenerate.

From-SVN: r271867

libstdc++-v3/ChangeLog

 2019-06-03  Jonathan Wakely  <jwakely@redhat.com>
 
+	PR libstdc++/90686
+	* doc/xml/manual/status_cxx2014.xml: Document what's missing from
+	<experimental/memory_resource>.
+	* doc/xml/manual/status_cxx2020.xml: Document status of P1285R0,
+	P0339R6, P0340R3, P1164R1 and P1357R1.
+	* doc/html/*: Regenerate.
+
 	* doc/xml/manual/status_cxx2020.xml: Document P1463R1 status.
 	* include/bits/forward_list.h [__cplusplus > 201703]: Enable
 	allocator::value_type assertion for C++2a.

libstdc++-v3/doc/html/manual/memory.html

@@ -307,7 +307,7 @@
       </em>. </span><span class="author"><span class="firstname">Matt</span> <span class="surname">Austern</span>. </span><span class="publisher"><span class="publishername">
 	C/C++ Users Journal
       . </span></span></p></div><div class="biblioentry"><a id="id-1.3.4.4.4.3.9.4"></a><p><span class="title"><em>
-	<a class="link" href="https://www.hoard.org" target="_top">
+	<a class="link" href="http://hoard.org" target="_top">
       The Hoard Memory Allocator
 	</a>
       </em>. </span><span class="author"><span class="firstname">Emery</span> <span class="surname">Berger</span>. </span></p></div><div class="biblioentry"><a id="id-1.3.4.4.4.3.9.5"></a><p><span class="title"><em>

libstdc++-v3/doc/html/manual/status.html

@@ -509,7 +509,7 @@ not in any particular release.
 	<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3916.pdf" target="_top">
 	  N3916
 	</a>
-      </td><td align="left">Polymorphic memory resources</td><td align="left">Partial</td><td align="left">Library Fundamentals TS</td></tr><tr><td align="left">
+      </td><td align="left">Polymorphic memory resources</td><td align="left">Partial (missing pool resource and buffer resource classes)</td><td align="left">Library Fundamentals TS</td></tr><tr><td align="left">
 	<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3920.html" target="_top">
 	  N3920
 	</a>
@@ -1347,11 +1347,11 @@ Feature-testing recommendations for C++</a>.
         <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1248r1.html" target="_top">
 	P1248R1
 	</a>
-      </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left">  Improving Completeness Requirements for Type Traits </td><td align="left">
+      </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#B0B0B0"><td align="left">  Improving Completeness Requirements for Type Traits </td><td align="left">
         <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1285r0.pdf" target="_top">
 	P1285R0
 	</a>
-      </td><td align="center"> </td><td align="left"> </td></tr><tr><td align="left">  Well-behaved interpolation for numbers and pointers </td><td align="left">
+      </td><td align="center"> Partial </td><td align="left"> </td></tr><tr><td align="left">  Well-behaved interpolation for numbers and pointers </td><td align="left">
         <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0811r3.html" target="_top">
 	P0811R3
 	</a>
@@ -1359,7 +1359,88 @@ Feature-testing recommendations for C++</a>.
         <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1353r0.html" target="_top">
 	P1353R0
 	</a>
-      </td><td align="center"> 9.1 </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /><p>
+      </td><td align="center"> 9.1 </td><td align="left"> </td></tr><tr><td align="left">
+        <code class="classname">polymorphic_allocator&lt;&gt;</code>
+        as a vocabulary type
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0339r6.pdf" target="_top">
+        P0339R6
+	</a>
+      </td><td align="center"> 9.1 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Making std::underlying_type SFINAE-friendly </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0340r3.html" target="_top">
+        P0340R3
+	</a>
+      </td><td align="center"> 9.1 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left">
+        I Stream, You Stream, We All Stream for
+        <code class="classname">istream_iterator</code>
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0738r2.html" target="_top">
+        P0738R2
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr><td align="left">
+        Mandating the Standard Library:
+        Clause 16 - Language support library
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1458r1.pdf" target="_top">
+        P1458R1
+	</a>
+      </td><td align="center"> </td><td align="left"> Note 1 </td></tr><tr><td align="left">
+        Mandating the Standard Library:
+        Clause 18 - Diagnostics library
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1458r1.pdf" target="_top">
+        P1459R1
+	</a>
+      </td><td align="center"> </td><td align="left"> Note 1 </td></tr><tr><td align="left">
+        Mandating the Standard Library:
+        Clause 20 - Strings library
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1462r1.html" target="_top">
+        P1462R1
+	</a>
+      </td><td align="center"> </td><td align="left"> Note 1 </td></tr><tr><td align="left">
+        Mandating the Standard Library:
+        Clause 21 - Containers library
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1463r1.pdf" target="_top">
+        P1463R1
+	</a>
+      </td><td align="center"> 10 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left">
+        Mandating the Standard Library:
+        Clause 22 - Iterators library
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1464r1.pdf" target="_top">
+        P1464R1
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr><td align="left"> Make <code class="code">create_directory()</code> Intuitive </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1164r1.pdf" target="_top">
+        P1164R1
+	</a>
+      </td><td align="center"> 8.3 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left">
+        Target Vectorization Policies from Parallelism V2 TS to C++20
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1001r2.html" target="_top">
+        P1001R2
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Signed ssize() functions, unsigned size() functions </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1227r2.html" target="_top">
+        P1227R2
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Ranges Design Cleanup </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1252r2.pdf" target="_top">
+        P1252R2
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left">
+        Usability Enhancements for <code class="classname">std::span</code>
+      </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1024r3.pdf" target="_top">
+        P1024R3
+	</a>
+      </td><td align="center"> </td><td align="left"> </td></tr><tr><td align="left"> Traits for [Un]bounded Arrays </td><td align="left">
+        <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1357r1.pdf" target="_top">
+        P1357R1
+	</a>
+      </td><td align="center"> 9.1 </td><td align="left"> <code class="code">__cpp_lib_bounded_array_traits &gt;= 201902L</code> </td></tr></tbody></table></div></div><br class="table-break" /><p>
 Note 1: The changes in the proposal either do not affect the code in libstdc++,
 or the changes are not required for conformance.
 </p><div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="iso.2020.specific"></a>Implementation Specific Behavior</h4></div></div></div><p>For behaviour which is also specified by previous standards,

libstdc++-v3/doc/xml/manual/status_cxx2014.xml

@@ -345,7 +345,7 @@ not in any particular release.
 	</link>
       </entry>
       <entry>Polymorphic memory resources</entry>
-      <entry>Partial</entry>
+      <entry>Partial (missing pool resource and buffer resource classes)</entry>
       <entry>Library Fundamentals TS</entry>
     </row>
 

libstdc++-v3/doc/xml/manual/status_cxx2020.xml

@@ -919,14 +919,14 @@ Feature-testing recommendations for C++</link>.
     </row>
 
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
+      <?dbhtml bgcolor="#B0B0B0" ?>
       <entry>  Improving Completeness Requirements for Type Traits </entry>
       <entry>
         <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1285r0.pdf">
 	P1285R0
 	</link>
       </entry>
-      <entry align="center"> </entry>
+      <entry align="center"> Partial </entry>
       <entry />
     </row>
 
@@ -954,6 +954,89 @@ Feature-testing recommendations for C++</link>.
 
     <row>
       <entry>
+        <classname>polymorphic_allocator&lt;&gt;</classname>
+        as a vocabulary type
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0339r6.pdf">
+        P0339R6
+	</link>
+      </entry>
+      <entry align="center"> 9.1 </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry> Making std::underlying_type SFINAE-friendly </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0340r3.html">
+        P0340R3
+	</link>
+      </entry>
+      <entry align="center"> 9.1 </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry>
+        I Stream, You Stream, We All Stream for
+        <classname>istream_iterator</classname>
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0738r2.html">
+        P0738R2
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <entry>
+        Mandating the Standard Library:
+        Clause 16 - Language support library
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1458r1.pdf">
+        P1458R1
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry> Note 1 </entry>
+    </row>
+
+    <row>
+      <entry>
+        Mandating the Standard Library:
+        Clause 18 - Diagnostics library
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1458r1.pdf">
+        P1459R1
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry> Note 1 </entry>
+    </row>
+
+    <row>
+      <entry>
+        Mandating the Standard Library:
+        Clause 20 - Strings library
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1462r1.html">
+        P1462R1
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry> Note 1 </entry>
+    </row>
+
+    <row>
+      <entry>
         Mandating the Standard Library:
         Clause 21 - Containers library
       </entry>
@@ -966,6 +1049,95 @@ Feature-testing recommendations for C++</link>.
       <entry/>
     </row>
 
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry>
+        Mandating the Standard Library:
+        Clause 22 - Iterators library
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1464r1.pdf">
+        P1464R1
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <entry> Make <code>create_directory()</code> Intuitive </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1164r1.pdf">
+        P1164R1
+	</link>
+      </entry>
+      <entry align="center"> 8.3 </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry>
+        Target Vectorization Policies from Parallelism V2 TS to C++20
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1001r2.html">
+        P1001R2
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry> Signed ssize() functions, unsigned size() functions </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1227r2.html">
+        P1227R2
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry> Ranges Design Cleanup </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1252r2.pdf">
+        P1252R2
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <?dbhtml bgcolor="#C8B0B0" ?>
+      <entry>
+        Usability Enhancements for <classname>std::span</classname>
+      </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1024r3.pdf">
+        P1024R3
+	</link>
+      </entry>
+      <entry align="center"> </entry>
+      <entry />
+    </row>
+
+    <row>
+      <entry> Traits for [Un]bounded Arrays </entry>
+      <entry>
+        <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1357r1.pdf">
+        P1357R1
+	</link>
+      </entry>
+      <entry align="center"> 9.1 </entry>
+      <entry> <code>__cpp_lib_bounded_array_traits &gt;= 201902L</code> </entry>
+    </row>
+
   </tbody>
 </tgroup>
 </table>