<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<TITLE>
    CWG Issue 1782</TITLE>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<STYLE TYPE="text/css">
  INS { text-decoration:none; font-weight:bold; background-color:#A0FFA0 }
  .INS { text-decoration:none; background-color:#D0FFD0 }
  DEL { text-decoration:line-through; background-color:#FFA0A0 }
  .DEL { text-decoration:line-through; background-color: #FFD0D0 }
  @media (prefers-color-scheme: dark) {
    HTML { background-color:#202020; color:#f0f0f0; }
    A { color:#5bc0ff; }
    A:visited { color:#c6a8ff; }
    A:hover, a:focus { color:#afd7ff; }
    INS { background-color:#033a16; color:#aff5b4; }
    .INS { background-color: #033a16; }
    DEL { background-color:#67060c; color:#ffdcd7; }
    .DEL { background-color:#67060c; }
  }
  SPAN.cmnt { font-family:Times; font-style:italic }
</STYLE>
</HEAD>
<BODY>
<P><EM>This is an unofficial snapshot of the ISO/IEC JTC1 SC22 WG21
  Core Issues List revision 118b.
  See http://www.open-std.org/jtc1/sc22/wg21/ for the official
  list.</EM></P>
<P>2025-09-28</P>
<HR>
<A NAME="1782"></A><H4>1782.
  
Form of initialization for <TT>nullptr_t</TT> to <TT>bool</TT> conversion
</H4>
<B>Section: </B>9.5&#160; [<A href="https://wg21.link/dcl.init">dcl.init</A>]
 &#160;&#160;&#160;

 <B>Status: </B>CD4
 &#160;&#160;&#160;

 <B>Submitter: </B>Hubert Tong
 &#160;&#160;&#160;

 <B>Date: </B>2013-02-26<BR>


<P>[Moved to DR at the November, 2014 meeting.]</P>

<P>According to 9.5 [<A href="https://wg21.link/dcl.init#14">dcl.init</A>] paragraph 14,</P>

<BLOCKQUOTE>

The form of initialization (using parentheses or <TT>=</TT>) is generally
insignificant, but does matter when the initializer or the entity being
initialized has a class type; see below.

</BLOCKQUOTE>

<P>This does not consider conversions from <TT>std::nullptr_t</TT> to
<TT>bool</TT>, which are permitted only for direct-initialization
(7.3.14 [<A href="https://wg21.link/conv.fctptr">conv.fctptr</A>]).</P>

<P><B>Proposed resolution (February, 2014):</B></P>

<P>Change 9.5 [<A href="https://wg21.link/dcl.init#14">dcl.init</A>] paragraph 14 as follows:</P>

<BLOCKQUOTE>

<DEL>The form of initialization (using parentheses or <TT>=</TT>) is
generally insignificant, but does matter when the initializer or the entity
being initialized has a class type; see below.</DEL> If the entity being
initialized...

</BLOCKQUOTE>

<BR><BR>
</BODY>
</HTML>
