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Set priorites for LWG 4268,4264,4256,4425,4365 #490

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Merged
jwakely merged 5 commits into from
Oct 21, 2025
Merged

Set priorites for LWG 4268,4264,4256,4425,4365 #490

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e540e4a
Set 4268 to P3
tomaszkam Oct 21, 2025
f600189
Set 4264 to P2
tomaszkam Oct 21, 2025
93ddb74
Set 4256 to Tentatively Ready
tomaszkam Oct 21, 2025
f591ad3
Set 4425 to Tentatively Ready
tomaszkam Oct 21, 2025
601b495
Set 4365 to P4/LEWG
tomaszkam Oct 21, 2025
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7 changes: 6 additions & 1 deletion xml/issue4256.xml
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@@ -1,7 +1,7 @@
<?xml version='1.0' encoding='utf-8' standalone='no'?>
<!DOCTYPE issue SYSTEM "lwg-issue.dtd">

<issue num="4256" status="New">
<issue num="4256" status="Tentatively Ready">
<title>Incorrect constrains for <code>function_ref</code> constructors from <code>nontype_t</code></title>
<section><sref ref="[func.wrap.ref.ctor]"/></section>
<submitter>Tomasz Kami&nacute;ski</submitter>
Expand Down Expand Up @@ -33,6 +33,11 @@ where <code>F</code> is <code>decltype(f)</code> i.e. <code>M</code> for the exa
We should use <code>const F&amp;</code> or <code>decltype((f))</code>.
</p>


<note>2025-10-21; Reflector poll.</note>
<p>
Set status to Tentatively Ready after six votes in favour during reflector poll.
</p>
</discussion>

<resolution>
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11 changes: 10 additions & 1 deletion xml/issue4264.xml
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Expand Up @@ -6,7 +6,7 @@
<section><sref ref="[func.wrap.general]"/></section>
<submitter>Tomasz Kami&nacute;ski</submitter>
<date>15 May 2025</date>
<priority>99</priority>
<priority>2</priority>

<discussion>
<p>
Expand Down Expand Up @@ -163,6 +163,15 @@ The updated resolution allows indirection but making it unspecified if
will refer to source object or its target.
</p>


<note>2025-10-21; Reflector poll.</note>
<p>
Set priority to 2 after reflector poll.
</p>
<p>
Strong oposition to making it unspecified whether <tt>function_ref</tt> constructed from
other <tt>function_ref</tt> will reference source object or its target directly.
</p>
</discussion>

<resolution>
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17 changes: 16 additions & 1 deletion xml/issue4268.xml
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Expand Up @@ -6,7 +6,7 @@
<section><sref ref="[func.require]"/></section>
<submitter>Jonathan Wakely</submitter>
<date>29 May 2025</date>
<priority>99</priority>
<priority>3</priority>

<discussion>
<pre><code>struct [[nodiscard]] A { };
Expand Down Expand Up @@ -43,6 +43,21 @@ That would allow us to be selective about which uses of
<code><i>INVOKE</i>&lt;void&gt;</code> we consider to be explicit about
discarding results, and which we don't.
</p>

<note>2025-10-21; Reflector poll.</note>
<p>
Set priority to 3 after reflector poll.
</p>
<p>
Split opinions between considering this NAD due warnings being QoI matter,
and explicit use <tt>static_cast&lt;void&gt;</tt> indicating that any
<tt>nodiscard</tt> warning should be silenced.
</p>
<p>
Concerns where expressed that removing <tt>static_assert</tt> is insufficient,
as warnings may be still suppressed by heuristics that remove warnings
originating from system headers.
</p>
</discussion>

<resolution>
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6 changes: 4 additions & 2 deletions xml/issue4365.xml
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@@ -1,14 +1,14 @@
<?xml version='1.0' encoding='utf-8' standalone='no'?>
<!DOCTYPE issue SYSTEM "lwg-issue.dtd">

<issue num="4365" status="New">
<issue num="4365" status="LEWG">
<title>`boyer_moore_searcher` and `boyer_moore_horspool_searcher` should be `constexpr`-friendly</title>
<section>
<sref ref="[func.search.bm]"/><sref ref="[func.search.bmh]"/>
</section>
<submitter>Hewill Kang</submitter>
<date>03 Sep 2025</date>
<priority>99</priority>
<priority>4</priority>

<discussion>
<p>
Expand All @@ -27,6 +27,8 @@ Not to mention that library implementations usually simply use arrays instead of
hash tables for the common string case because characters only have 256 values,
so `unordered_map` is not actually used.
</p>

<note>2025-10-21 Reflector poll; Status changed: New &rarr; LEWG and priority set to P4.</note>
</discussion>

<resolution>
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7 changes: 6 additions & 1 deletion xml/issue4425.xml
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@@ -1,7 +1,7 @@
<?xml version='1.0' encoding='utf-8' standalone='no'?>
<!DOCTYPE issue SYSTEM "lwg-issue.dtd">

<issue num="4425" status="New">
<issue num="4425" status="Tentatively Ready">
<title>CTAD <tt>function_ref</tt> of data member pointer should produce <tt>noexcept</tt> signature</title>
<section><sref ref="[func.wrap.ref.deduct]"/></section>
<submitter>Tomasz Kami&nacute;ski</submitter>
Expand All @@ -19,6 +19,11 @@ member. As accessing a data member can never throw exception and <tt>function_re
support <tt>noexcept</tt> qualifed function types, the deduction guide should be
updated to produce <tt>noexcept</tt>-qualified signature.</p>


<note>2025-10-21; Reflector poll.</note>
<p>
Set status to Tentatively Ready after six votes in favour during reflector poll.
</p>
</discussion>

<resolution>
Expand Down