[committed,3/4] libstdc++: Update C++23 status docs
Commit Message
Pushed to trunk. Backport to gcc-12 to follow.
-- >8 --
These are the C++23 proposals supported in the gcc-12 branch.
libstdc++-v3/ChangeLog:
* doc/xml/manual/status_cxx2023.xml: Update with gcc-12 support.
* doc/html/*: Regenerate.
---
libstdc++-v3/doc/html/manual/status.html | 132 ++++++-
.../doc/xml/manual/status_cxx2023.xml | 341 ++++++++++++++++++
2 files changed, 468 insertions(+), 5 deletions(-)
Comments
This documents the partial support for P2231 in the gcc-11 branch,
pushed to that branch.
commit 5d418194ccb39346d2ad022c5b143fe00b2340ac
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Mon May 16 15:33:06 2022
libstdc++: Document support for constexpr optional (P2231R1)
The changes for std::variant are not on the gcc-11 branch though.
libstdc++-v3/ChangeLog:
* doc/xml/manual/status_cxx2023.xml: Update status.
* doc/html/manual/status.html: Regenerate.
diff --git a/libstdc++-v3/doc/xml/manual/status_cxx2023.xml b/libstdc++-v3/doc/xml/manual/status_cxx2023.xml
index f1244da9dc8..75f31f55aa9 100644
--- a/libstdc++-v3/doc/xml/manual/status_cxx2023.xml
+++ b/libstdc++-v3/doc/xml/manual/status_cxx2023.xml
@@ -158,6 +158,23 @@ or any notes about the implementation.
<entry> <code>__cpp_lib_to_underlying >= 202102L</code> </entry>
</row>
+ <row>
+ <?dbhtml bgcolor="#B0B0B0" ?>
+ <entry> Missing constexpr in std::optional and std::variant </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2231r1.html">
+ P2231R1
+ </link>
+ </entry>
+ <entry align="center"> 11.3 (<code>optional</code> only) </entry>
+ <entry>
+ <informaltable colsep="0" rowsep="0" rowheader="norowheader" frame="none"><tgroup cols="1"><tbody>
+ <row><entry> <code>__cpp_lib_constexpr_optional >= 202106L</code> </entry></row>
+ <row><entry> <code>__cpp_lib_variant >= 202106L</code> </entry></row>
+ </tbody></tgroup></informaltable>
+ </entry>
+ </row>
+
<row>
<entry namest="c1" nameend="c4" align="left">
<emphasis role="bold">Strings and text</emphasis>
@@ -1757,7 +1757,31 @@ or any notes about the implementation.
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2251r1.pdf" target="_top">
P2251R1
</a>
- </td><td align="center"> Yes </td><td align="left"> </td></tr><tr><td colspan="4" align="left">
+ </td><td align="center"> Yes </td><td align="left"> </td></tr><tr><td align="left"> Repairing input range adaptors and counted_iterator </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2259r1.html" target="_top">
+ P2259R1
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr><td align="left"> Superior String Splitting </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2210r2.html" target="_top">
+ P2210R2
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr><td align="left"> What is a <code class="code">view</code>? </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2415r2.html" target="_top">
+ P2415R2
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_ranges >= 202110L</code> </td></tr><tr><td align="left"> Fix istream_view </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2432r1.pdf" target="_top">
+ P2432R1
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code">starts_with</code> and <code class="code">ends_with</code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1659r3.html" target="_top">
+ P1659R3
+ </a>
+ </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_ranges_starts_ends_with >= 202106L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code">zip</code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2321r2.html" target="_top">
+ P2321R2
+ </a>
+ </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_ranges_zip >= 202110L</code> </td></tr><tr><td colspan="4" align="left">
<span class="bold"><strong>Compile-time programming</strong></span>
</td></tr><tr><td align="left"> A proposal for a type trait to detect scoped enumerations </td><td align="left">
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p1048r1.pdf" target="_top">
@@ -1767,13 +1791,67 @@ or any notes about the implementation.
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1682r3.html" target="_top">
P1682R3
</a>
- </td><td align="center"> 11.1 </td><td align="left"> <code class="code">__cpp_lib_to_underlying >= 202102L</code> </td></tr><tr><td colspan="4" align="left">
+ </td><td align="center"> 11.1 </td><td align="left"> <code class="code">__cpp_lib_to_underlying >= 202102L</code> </td></tr><tr><td align="left"> Missing constexpr in std::optional and std::variant </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2231r1.html" target="_top">
+ P2231R1
+ </a>
+ </td><td align="center">
+ <div class="informaltable"><table class="informaltable" border="0"><colgroup><col /></colgroup><tbody><tr><td> 11.3 (<code class="code">optional</code>) </td></tr><tr><td> 12.1 (<code class="code">variant</code>) </td></tr></tbody></table></div>
+ </td><td align="left">
+ <div class="informaltable"><table class="informaltable" border="0"><colgroup><col /></colgroup><tbody><tr><td> <code class="code">__cpp_lib_constexpr_optional >= 202106L</code> </td></tr><tr><td> <code class="code">__cpp_lib_variant >= 202106L</code> </td></tr></tbody></table></div>
+ </td></tr><tr><td align="left"> Making <code class="code">std::unique_ptr</code> constexpr </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2273r3.pdf" target="_top">
+ P2273R3
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_constexpr_memory >= 202202L</code> </td></tr><tr><td align="left"> Making <code class="code">std::type_info::operator==</code> constexpr </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1328r1.html" target="_top">
+ P1328R1
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_constexpr_typeinfo >= 202106L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> constexpr for <code class="code"><cmath></code> and <code class="code"><cstdlib></code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0533r9.pdf" target="_top">
+ P0533R9
+ </a>
+ </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_constexpr_cmath >= 202202L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Deprecate std::aligned_storage and std::aligned_union </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1413r3.pdf" target="_top">
+ P1413R3
+ </a>
+ </td><td align="center"> </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> A type trait to detect reference binding to temporary </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2255r2.html" target="_top">
+ P2255R2
+ </a>
+ </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_reference_from_temporary >= 202202L</code> </td></tr><tr><td colspan="4" align="left">
<span class="bold"><strong>Strings and text</strong></span>
</td></tr><tr><td align="left"> string contains function </td><td align="left">
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p1679r3.html" target="_top">
P1679R3
</a>
- </td><td align="center"> 11.1 </td><td align="left"> <code class="code">__cpp_lib_string_contains >= 202011L</code> </td></tr><tr><td colspan="4" align="left">
+ </td><td align="center"> 11.1 </td><td align="left"> <code class="code">__cpp_lib_string_contains >= 202011L</code> </td></tr><tr><td align="left"> Prohibit std::basic_string and std::basic_string_view construction from nullptr </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2166r1.html" target="_top">
+ P2166R1
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr><td align="left"> basic_string::resize_and_overwrite </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1072r10.html" target="_top">
+ P1072R10
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_resize_and_overwrite >= 202110L</code> </td></tr><tr><td align="left"> A strstream replacement using span<charT> as buffer </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0448r4.pdf" target="_top">
+ P0448R4
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_spanstream >= 202106L</code> </td></tr><tr><td colspan="4" align="left">
+ <span class="bold"><strong>Containers</strong></span>
+ </td></tr><tr><td align="left"> Iterator pair constructors for stack and queue </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1425r4.pdf" target="_top">
+ P1425R4
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_adaptor_iterator_pair_constructor >= 202106L</code> </td></tr><tr><td align="left"> Stop overconstraining allocators in container deduction guides </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1518r2.html" target="_top">
+ P1518R2
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Heterogeneous erasure overloads for associative containers </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2077r3.html" target="_top">
+ P2077R3
+ </a>
+ </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_associative_heterogeneous_erasure >= 202110L</code> </td></tr><tr><td colspan="4" align="left">
<span class="bold"><strong>Miscellaneous</strong></span>
</td></tr><tr><td align="left"> Inheriting from <code class="code">std::variant</code> </td><td align="left">
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2162r2.html" target="_top">
@@ -1783,7 +1861,47 @@ or any notes about the implementation.
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1147r1.html" target="_top">
P1147R1
</a>
- </td><td align="center"> 11.3 </td><td align="left"> </td></tr><tr><td align="left"> Clarifying the status of the "C headers" </td><td align="left">
+ </td><td align="center"> 11.3 </td><td align="left"> </td></tr><tr><td align="left"> A Proposal to add stacktrace library </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0881r7.html" target="_top">
+ P0881R7
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_stacktrace >= 202011L</code> </td></tr><tr><td align="left"> Add a pmr alias for std::stacktrace </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2301r1.html" target="_top">
+ P2301R1
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr><td align="left"> <code class="code">std::expected</code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p0323r12.html" target="_top">
+ P0323R12
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_expected >= 202202L</code> </td></tr><tr><td align="left"> Monadic operations for std::optional </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0798r8.html" target="_top">
+ P0798R8
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_optional >= 202110L</code> </td></tr><tr><td align="left"> <code class="code">move_only_function</code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0288r9.html" target="_top">
+ P0288R9
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_move_only_function >= 202110L</code> </td></tr><tr><td align="left"> <code class="code">invoke_r</code> </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2136r3.html" target="_top">
+ P2136R3
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_invoke_r >= 202106L</code> </td></tr><tr><td align="left"> Byteswapping for fun&&nuf </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1272r4.html" target="_top">
+ P1272R4
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_byteswap >= 202110L</code> </td></tr><tr><td align="left"> Function to mark unreachable code </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0627r6.pdf" target="_top">
+ P0627R6
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_unreachable >= 202202L</code> </td></tr><tr><td align="left"> Add a conditional noexcept specification to std::exchange </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2401r0.html" target="_top">
+ P2401R0
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr><tr><td align="left"> Support C atomics in C++ </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0943r6.html" target="_top">
+ P0943R6
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> <code class="code">__cpp_lib_stdatomic_h >= 202011L</code> </td></tr><tr><td align="left"> Clarifying the status of the "C headers" </td><td align="left">
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2340r1.html" target="_top">
P2340R1
</a>
@@ -1791,7 +1909,11 @@ or any notes about the implementation.
<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2212r2.html" target="_top">
P2212R2
</a>
- </td><td align="center"> Yes </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="status.iso.tr1"></a>C++ TR1</h3></div></div></div><p>
+ </td><td align="center"> Yes </td><td align="left"> </td></tr><tr><td align="left"> Removing Garbage Collection Support </td><td align="left">
+ <a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2186r2.html" target="_top">
+ P2186R2
+ </a>
+ </td><td align="center"> 12.1 </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="status.iso.tr1"></a>C++ TR1</h3></div></div></div><p>
This table is based on the table of contents of ISO/IEC DTR 19768,
Doc No: N1836=05-0096, Date: 2005-06-24,
"Draft Technical Report on C++ Library Extensions".
@@ -130,6 +130,74 @@ or any notes about the implementation.
<entry />
</row>
+ <row>
+ <entry> Repairing input range adaptors and counted_iterator </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2259r1.html">
+ P2259R1
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <entry> Superior String Splitting </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2210r2.html">
+ P2210R2
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <entry> What is a <code>view</code>? </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2415r2.html">
+ P2415R2
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_ranges >= 202110L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Fix istream_view </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2432r1.pdf">
+ P2432R1
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> <code>starts_with</code> and <code>ends_with</code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1659r3.html">
+ P1659R3
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry> <code>__cpp_lib_ranges_starts_ends_with >= 202106L</code> </entry>
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> <code>zip</code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2321r2.html">
+ P2321R2
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry> <code>__cpp_lib_ranges_zip >= 202110L</code> </entry>
+ </row>
+
<row>
<entry namest="c1" nameend="c4" align="left">
<emphasis role="bold">Compile-time programming</emphasis>
@@ -158,6 +226,85 @@ or any notes about the implementation.
<entry> <code>__cpp_lib_to_underlying >= 202102L</code> </entry>
</row>
+ <row>
+ <entry> Missing constexpr in std::optional and std::variant </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2231r1.html">
+ P2231R1
+ </link>
+ </entry>
+ <entry align="center">
+ <informaltable colsep="0" rowsep="0" rowheader="norowheader" frame="none"><tgroup cols="1"><tbody>
+ <row><entry> 11.3 (<code>optional</code>) </entry></row>
+ <row><entry> 12.1 (<code>variant</code>) </entry></row>
+ </tbody></tgroup></informaltable>
+ </entry>
+ <entry>
+ <informaltable colsep="0" rowsep="0" rowheader="norowheader" frame="none"><tgroup cols="1"><tbody>
+ <row><entry> <code>__cpp_lib_constexpr_optional >= 202106L</code> </entry></row>
+ <row><entry> <code>__cpp_lib_variant >= 202106L</code> </entry></row>
+ </tbody></tgroup></informaltable>
+ </entry>
+ </row>
+
+ <row>
+ <entry> Making <code>std::unique_ptr</code> constexpr </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2273r3.pdf">
+ P2273R3
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_constexpr_memory >= 202202L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Making <code>std::type_info::operator==</code> constexpr </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1328r1.html">
+ P1328R1
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_constexpr_typeinfo >= 202106L</code> </entry>
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> constexpr for <code><cmath></code> and <code><cstdlib></code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0533r9.pdf">
+ P0533R9
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry> <code>__cpp_lib_constexpr_cmath >= 202202L</code> </entry>
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> Deprecate std::aligned_storage and std::aligned_union </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1413r3.pdf">
+ P1413R3
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry />
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> A type trait to detect reference binding to temporary </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2255r2.html">
+ P2255R2
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry> <code>__cpp_lib_reference_from_temporary >= 202202L</code> </entry>
+ </row>
+
<row>
<entry namest="c1" nameend="c4" align="left">
<emphasis role="bold">Strings and text</emphasis>
@@ -175,6 +322,79 @@ or any notes about the implementation.
<entry> <code>__cpp_lib_string_contains >= 202011L</code> </entry>
</row>
+ <row>
+ <entry> Prohibit std::basic_string and std::basic_string_view construction from nullptr </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2166r1.html">
+ P2166R1
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <entry> basic_string::resize_and_overwrite </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1072r10.html">
+ P1072R10
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_resize_and_overwrite >= 202110L</code> </entry>
+ </row>
+
+ <row>
+ <entry> A strstream replacement using span<charT> as buffer </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0448r4.pdf">
+ P0448R4
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_spanstream >= 202106L</code> </entry>
+ </row>
+
+ <row>
+ <entry namest="c1" nameend="c4" align="left">
+ <emphasis role="bold">Containers</emphasis>
+ </entry>
+ </row>
+
+ <row>
+ <entry> Iterator pair constructors for stack and queue </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1425r4.pdf">
+ P1425R4
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_adaptor_iterator_pair_constructor >= 202106L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Stop overconstraining allocators in container deduction guides </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1518r2.html">
+ P1518R2
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <?dbhtml bgcolor="#C8B0B0" ?>
+ <entry> Heterogeneous erasure overloads for associative containers </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2077r3.html">
+ P2077R3
+ </link>
+ </entry>
+ <entry align="center"> </entry>
+ <entry> <code>__cpp_lib_associative_heterogeneous_erasure >= 202110L</code> </entry>
+ </row>
+
<row>
<entry namest="c1" nameend="c4" align="left">
<emphasis role="bold">Miscellaneous</emphasis>
@@ -200,9 +420,119 @@ or any notes about the implementation.
</link>
</entry>
<entry align="center"> 11.3 </entry>
+ <entry/>
+ </row>
+
+ <row>
+ <entry> A Proposal to add stacktrace library </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0881r7.html">
+ P0881R7
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_stacktrace >= 202011L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Add a pmr alias for std::stacktrace </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2301r1.html">
+ P2301R1
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
<entry />
</row>
+ <row>
+ <entry> <code>std::expected</code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p0323r12.html">
+ P0323R12
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_expected >= 202202L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Monadic operations for std::optional </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0798r8.html">
+ P0798R8
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_optional >= 202110L</code> </entry>
+ </row>
+
+ <row>
+ <entry> <code>move_only_function</code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0288r9.html">
+ P0288R9
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_move_only_function >= 202110L</code> </entry>
+ </row>
+
+ <row>
+ <entry> <code>invoke_r</code> </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2136r3.html">
+ P2136R3
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_invoke_r >= 202106L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Byteswapping for fun&&nuf </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1272r4.html">
+ P1272R4
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_byteswap >= 202110L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Function to mark unreachable code </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0627r6.pdf">
+ P0627R6
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_unreachable >= 202202L</code> </entry>
+ </row>
+
+ <row>
+ <entry> Add a conditional noexcept specification to std::exchange </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2401r0.html">
+ P2401R0
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
+ <row>
+ <entry> Support C atomics in C++ </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p0943r6.html">
+ P0943R6
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry> <code>__cpp_lib_stdatomic_h >= 202011L</code> </entry>
+ </row>
+
<row>
<entry> Clarifying the status of the "C headers" </entry>
<entry>
@@ -225,6 +555,17 @@ or any notes about the implementation.
<entry />
</row>
+ <row>
+ <entry> Removing Garbage Collection Support </entry>
+ <entry>
+ <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2186r2.html">
+ P2186R2
+ </link>
+ </entry>
+ <entry align="center"> 12.1 </entry>
+ <entry />
+ </row>
+
</tbody>
</tgroup>
</table>