[wwwdocs] Update list of new C++20 features in libstdc++

[Jonathan Wakely]

On 21/04/20 20:30 +0100, Jonathan Wakely wrote:
>Committed to wwwdocs.
>

>commit ba9d172720e36f93daf9c1b4569d4babe34e307e
>Author: Jonathan Wakely <jwakely@redhat.com>
>Date:   Tue Apr 21 20:28:48 2020 +0100
>
>    Update list of new C++20 features in libstdc++
>
>diff --git a/htdocs/gcc-10/changes.html b/htdocs/gcc-10/changes.html
>index fc8f16e7..06a4267a 100644
>--- a/htdocs/gcc-10/changes.html
>+++ b/htdocs/gcc-10/changes.html
>@@ -383,7 +383,24 @@ a work-in-progress.</p>
> <ul>
>   <li>Improved experimental C++2a support, including:
>     <ul>
>+      <li>
>+        Library concepts in <code><concepts></code> and
>+        <code><iterator></code>.
>+      </li>
>+      <li>
>+        Constrained algorithms in <code><ranges></code>,
>+        <code><algorithm></code>, and
>+        <code><memory></code> (thanks to Patrick Palka).
>+      </li>
>+      <li>
>+        New algorithms <code>shift_left</code> and <code>shift_right</code>
>+        (thanks to Patrick Palka).
>+      </li>
>       <li> <code>std::span</code> (thanks to JeanHeyd Meneide). </li>
>+      <li>
>+        Three-way comparisons in <code><compare></code>
>+        and throughout the library.
>+      </li>
>       <li>
>         Constexpr support in <code><algorithm></code> and elsewhere
>         (thanks to Edward Smith-Rowland).
>@@ -396,16 +413,11 @@ a work-in-progress.</p>
>         <code>std::atomic_ref</code> and
>         <code>std::atomic<</code><i>floating point</i><code>></code>.
>       </li>
>-      <li> <code>std::ssize</code>, <code>std::to_array</code>. </li>
>       <li>
>-        Library concepts in <code><concepts></code> and
>-        <code><iterator></code>.
>+        Integral comparison functions
>+        (<code>cmp_equal</code>, <code>cmp_less</code> etc.).

These functions work on _integer_ types, not integral types.

I hoped I'd stop getting that mixed up after doing it in
plenary in Prague, but apparently not.

The attached fix has been committed to wwwdocs.


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