[PATCH, libstdc++] Doc changes for constexpr additions for C++20 status.

[Ed Smith-Rowland via libstdc++]

On 9/9/19 5:41 AM, Jonathan Wakely wrote:
> On 05/09/19 15:45 -0400, Ed Smith-Rowland via libstdc++ wrote:
>> Here is a patch to the libstdc++ docs re constexpr additions. They 
>> reflect the latest macro assignments AFAICT.
>>
>> Constexpr interator reqs are implemented in 9.1, the rest for 10.1.
>>
>> Ok?
>>
>> Should I bother adding the Constexpr interator requirements to the 
>> gcc-9 branch docs?
>
> Yes please, it would be good to have that part in the gcc-9 docs. No
> need to regen the HTML on the branch at this time though.
>
> Thanks

Ok,

I committed the attached for gcc-9.

Ed


-------------- next part --------------
2019-09-09  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Update docs for p858 - Constexpr iterator changes available since 9.1.
	* doc/xml/manual/status_cxx2020.xml: Update p0858r0 status.

-------------- next part --------------
Index: doc/xml/manual/status_cxx2020.xml
===================================================================
--- doc/xml/manual/status_cxx2020.xml	(revision 275522)
+++ doc/xml/manual/status_cxx2020.xml	(working copy)
@@ -309,7 +309,6 @@
     </row>
 
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>  Constexpr iterator requirements </entry>
       <entry>
         <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p0858r0.html">
@@ -316,8 +315,9 @@
 	P0858R0
 	</link>
       </entry>
-      <entry align="center"> </entry>
-      <entry />
+      <entry align="center"> 9.1 </entry>
+      <entry> <code>__cpp_lib_string_view >= 201803L</code>
+      and <code>__cpp_lib_array_constexpr >= 201803L</code> </entry>
     </row>
 
     <row>