Boost 1.42.0

[SVN r59432]
Merge [57812] rebuild optional documentation.
2010-02-02 20:03:43 +00:00 · 2009-11-20 10:30:17 +00:00 · 2009-10-17 01:10:45 +00:00 · 2009-07-22 21:51:01 +00:00 · 2009-05-20 19:41:20 +00:00 · 2009-05-15 04:44:20 +00:00
47 changed files with 705 additions and 2517 deletions
--- a/doc/Jamfile.v2
+++ b/doc/Jamfile.v2
@ -12,6 +12,8 @@

 import quickbook ;

+path-constant images : html ;
+
 xml optional
    :
        optional.qbk
@ -21,8 +23,13 @@ boostbook standalone
    :
        optional
    :
-        <xsl:param>toc.max.depth=1
-        <xsl:param>toc.section.depth=1
+        <xsl:param>boost.root=../../../..
+        <xsl:param>boost.libraries=../../../libraries.htm
+        <xsl:param>toc.max.depth=2
+        <xsl:param>toc.section.depth=2
        <xsl:param>chunk.section.depth=1
+        <format>pdf:<xsl:param>img.src.path=$(images)/
+        <format>pdf:<xsl:param>boost.url.prefix=http://www.boost.org/doc/libs/release/libs/optional/doc/html
    ;

+
--- a/doc/html/boost_optional/a_note_about_optional_bool_.html
+++ b/doc/html/boost_optional/a_note_about_optional_bool_.html
@ -1,33 +1,30 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>A note about
-    optional&lt;bool&gt;</title>
+<title>A note about optional&lt;bool&gt;</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="in_place_factories.html" title="In-Place Factories">
-<link rel="next" href="exception_safety_guarantees.html" title="Exception Safety
-    Guarantees">
+<link rel="next" href="exception_safety_guarantees.html" title="Exception Safety Guarantees">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
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-<td align="center"><a href="../../../more/faq.htm">FAQ</a></td>
-<td align="center"><a href="../../../more/index.htm">More</a></td>
-</table>
+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="in_place_factories.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="in_place_factories.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="A note about optional&lt;bool&gt;">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.a_note_about_optional_bool_"></a><a href="a_note_about_optional_bool_.html" title="A note about
-    optional&lt;bool&gt;">A note about
+<a name="boost_optional.a_note_about_optional_bool_"></a><a class="link" href="a_note_about_optional_bool_.html" title="A note about optional&lt;bool&gt;">A note about
    optional&lt;bool&gt;</a>
 </h2></div></div></div>
 <p>
@ -36,7 +33,7 @@
    </p>
 <p>
      First, it is functionally similar to a tristate boolean (false,maybe,true)
-      &#8212;such as <a href="../../../../tribool/index.html" target="_top">boost::tribool</a>&#8212;
+      &#8212;such as <a href="../../../../../doc/html/tribool.html" target="_top">boost::tribool</a>&#8212;
      except that in a tristate boolean, the maybe state <span class="underline">represents
      a valid value</span>, unlike the corresponding state of an uninitialized
      <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">&gt;</span></code>. It
@ -52,8 +49,7 @@
      lead to subtle errors due to the implicit <code class="computeroutput"><span class="keyword">bool</span></code>
      conversion:
    </p>
-<pre class="programlisting">
-<span class="keyword">void</span> <span class="identifier">foo</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span>
+<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">foo</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span>
 <span class="keyword">void</span> <span class="identifier">bar</span><span class="special">()</span>
 <span class="special">{</span>
    <span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">v</span> <span class="special">=</span> <span class="keyword">try</span><span class="special">();</span>
@ -74,11 +70,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="in_place_factories.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="in_place_factories.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boost_optional/acknowledgments.html
+++ b/doc/html/boost_optional/acknowledgments.html
@ -3,108 +3,107 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Acknowledgments</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
-<link rel="prev" href="dependencies_and_portability.html" title="Dependencies
-    and Portability">
+<link rel="prev" href="dependencies_and_portability.html" title="Dependencies and Portability">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
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-<td align="center"><a href="../../../more/index.htm">More</a></td>
-</table>
+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="dependencies_and_portability.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a>
+<a accesskey="p" href="dependencies_and_portability.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Acknowledgments">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.acknowledgments"></a><a href="acknowledgments.html" title="Acknowledgments">Acknowledgments</a>
+<a name="boost_optional.acknowledgments"></a><a class="link" href="acknowledgments.html" title="Acknowledgments">Acknowledgments</a>
 </h2></div></div></div>
 <a name="boost_optional.acknowledgments.pre_formal_review"></a><h4>
-<a name="id2644860"></a>
-      <a href="acknowledgments.html#boost_optional.acknowledgments.pre_formal_review">Pre-formal
+<a name="id583998"></a>
+      <a class="link" href="acknowledgments.html#boost_optional.acknowledgments.pre_formal_review">Pre-formal
      review</a>
    </h4>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
        Peter Dimov suggested the name 'optional', and was the first to point out
        the need for aligned storage.
      </li>
-<li>
+<li class="listitem">
        Douglas Gregor developed 'type_with_alignment', and later Eric Friedman coded
        'aligned_storage', which are the core of the optional class implementation.
      </li>
-<li>
+<li class="listitem">
        Andrei Alexandrescu and Brian Parker also worked with aligned storage techniques
        and their work influenced the current implementation.
      </li>
-<li>
+<li class="listitem">
        Gennadiy Rozental made extensive and important comments which shaped the
        design.
      </li>
-<li>
+<li class="listitem">
        Vesa Karvonen and Douglas Gregor made quite useful comparisons between optional,
        variant and any; and made other relevant comments.
      </li>
-<li>
+<li class="listitem">
        Douglas Gregor and Peter Dimov commented on comparisons and evaluation in
        boolean contexts.
      </li>
-<li>
+<li class="listitem">
        Eric Friedman helped understand the issues involved with aligned storage,
        move/copy operations and exception safety.
      </li>
-<li>
+<li class="listitem">
        Many others have participated with useful comments: Aleksey Gurotov, Kevlin
        Henney, David Abrahams, and others I can't recall.
      </li>
 </ul></div>
 <a name="boost_optional.acknowledgments.post_formal_review"></a><h4>
-<a name="id2644931"></a>
-      <a href="acknowledgments.html#boost_optional.acknowledgments.post_formal_review">Post-formal
+<a name="id584068"></a>
+      <a class="link" href="acknowledgments.html#boost_optional.acknowledgments.post_formal_review">Post-formal
      review</a>
    </h4>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
        William Kempf carefully considered the originally proposed interface and
        suggested the new interface which is currently used. He also started and
        fueled the discussion about the analogy optional&lt;&gt;/smart pointer and
        about relational operators.
      </li>
-<li>
+<li class="listitem">
        Peter Dimov, Joel de Guzman, David Abrahams, Tanton Gibbs and Ian Hanson
        focused on the relational semantics of optional (originally undefined); concluding
        with the fact that the pointer-like interface doesn't make it a pointer so
        it shall have deep relational operators.
      </li>
-<li>
+<li class="listitem">
        Augustus Saunders also explored the different relational semantics between
        optional&lt;&gt; and a pointer and developed the OptionalPointee concept
        as an aid against potential conflicts on generic code.
      </li>
-<li>
+<li class="listitem">
        Joel de Guzman noticed that optional&lt;&gt; can be seen as an API on top
        of variant&lt;T,nil_t&gt;.
      </li>
-<li>
+<li class="listitem">
        Dave Gomboc explained the meaning and usage of the Haskell analog to optional&lt;&gt;:
        the Maybe type constructor (analogy originally pointed out by David Sankel).
      </li>
-<li>
+<li class="listitem">
        Other comments were posted by Vincent Finn, Anthony Williams, Ed Brey, Rob
        Stewart, and others.
      </li>
-<li>
+<li class="listitem">
        Joel de Guzman made the case for the support of references and helped with
        the proper semantics.
      </li>
-<li>
+<li class="listitem">
        Mat Marcus shown the virtues of a value-oriented interface, influencing the
        current design, and contributed the idea of "none".
      </li>
@ -112,11 +111,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="dependencies_and_portability.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a>
+<a accesskey="p" href="dependencies_and_portability.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a>
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--- a/doc/html/boost_optional/dependencies_and_portability.html
+++ b/doc/html/boost_optional/dependencies_and_portability.html
@ -1,32 +1,30 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>Dependencies
-    and Portability</title>
+<title>Dependencies and Portability</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="implementation_notes.html" title="Implementation Notes">
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 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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+<table cellpadding="2" width="100%"><tr>
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+<td align="center"><a href="../../../../../index.html">Home</a></td>
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+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
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+<a accesskey="p" href="implementation_notes.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="acknowledgments.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Dependencies and Portability">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.dependencies_and_portability"></a><a href="dependencies_and_portability.html" title="Dependencies
-    and Portability">Dependencies
+<a name="boost_optional.dependencies_and_portability"></a><a class="link" href="dependencies_and_portability.html" title="Dependencies and Portability">Dependencies
    and Portability</a>
 </h2></div></div></div>
 <p>
@ -36,11 +34,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="implementation_notes.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="acknowledgments.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="implementation_notes.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="acknowledgments.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
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--- a/doc/html/boost_optional/detailed_semantics.html
+++ b/doc/html/boost_optional/detailed_semantics.html
--- a/doc/html/boost_optional/development.html
+++ b/doc/html/boost_optional/development.html
@ -3,37 +3,37 @@
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+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
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+<table cellpadding="2" width="100%"><tr>
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+<td align="center"><a href="../../../../../index.html">Home</a></td>
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+<a accesskey="p" href="../index.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="synopsis.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Development">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.development"></a><a href="development.html" title="Development">Development</a>
+<a name="boost_optional.development"></a><a class="link" href="development.html" title="Development">Development</a>
 </h2></div></div></div>
 <div class="toc"><dl>
 <dt><span class="section"><a href="development.html#boost_optional.development.the_models">The models</a></span></dt>
 <dt><span class="section"><a href="development.html#boost_optional.development.the_semantics">The semantics</a></span></dt>
 <dt><span class="section"><a href="development.html#boost_optional.development.the_interface">The Interface</a></span></dt>
 </dl></div>
-<div class="section" lang="en">
+<div class="section" title="The models">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.development.the_models"></a><a href="development.html#boost_optional.development.the_models" title="The models">The models</a>
+<a name="boost_optional.development.the_models"></a><a class="link" href="development.html#boost_optional.development.the_models" title="The models">The models</a>
 </h3></div></div></div>
 <p>
        In C++, we can <span class="emphasis"><em>declare</em></span> an object (a variable) of type
@ -110,28 +110,28 @@
 <p>
        Discriminated-union:
      </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
 <span class="bold"><strong>deep-copy</strong></span> semantics: copies of the variant
          implies copies of the value.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>deep-relational</strong></span> semantics: comparisons
          between variants matches both current types and values
        </li>
-<li>
+<li class="listitem">
          If the variant's current type is <code class="computeroutput"><span class="identifier">T</span></code>,
          it is modeling an <span class="emphasis"><em>initialized</em></span> optional.
        </li>
-<li>
+<li class="listitem">
          If the variant's current type is not <code class="computeroutput"><span class="identifier">T</span></code>,
          it is modeling an <span class="emphasis"><em>uninitialized</em></span> optional.
        </li>
-<li>
+<li class="listitem">
          Testing if the variant's current type is <code class="computeroutput"><span class="identifier">T</span></code>
          models testing if the optional is initialized
        </li>
-<li>
+<li class="listitem">
          Trying to extract a <code class="computeroutput"><span class="identifier">T</span></code> from
          a variant when its current type is not <code class="computeroutput"><span class="identifier">T</span></code>,
          models the undefined behavior of trying to access the value of an uninitialized
@ -141,36 +141,36 @@
 <p>
        Single-element container:
      </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
 <span class="bold"><strong>deep-copy</strong></span> semantics: copies of the container
          implies copies of the value.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>deep-relational</strong></span> semantics: comparisons
          between containers compare container size and if match, contained value
        </li>
-<li>
+<li class="listitem">
          If the container is not empty (contains an object of type <code class="computeroutput"><span class="identifier">T</span></code>), it is modeling an <span class="emphasis"><em>initialized</em></span>
          optional.
        </li>
-<li>
+<li class="listitem">
          If the container is empty, it is modeling an <span class="emphasis"><em>uninitialized</em></span>
          optional.
        </li>
-<li>
+<li class="listitem">
          Testing if the container is empty models testing if the optional is initialized
        </li>
-<li>
+<li class="listitem">
          Trying to extract a <code class="computeroutput"><span class="identifier">T</span></code> from
          an empty container models the undefined behavior of trying to access the
          value of an uninitialized optional
        </li>
 </ul></div>
 </div>
-<div class="section" lang="en">
+<div class="section" title="The semantics">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.development.the_semantics"></a><a href="development.html#boost_optional.development.the_semantics" title="The semantics">The semantics</a>
+<a name="boost_optional.development.the_semantics"></a><a class="link" href="development.html#boost_optional.development.the_semantics" title="The semantics">The semantics</a>
 </h3></div></div></div>
 <p>
        Objects of type <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span></code>
@ -193,55 +193,55 @@
        We can draw from the purpose of <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span></code>
        the required basic semantics:
      </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
 <span class="bold"><strong>Default Construction:</strong></span> To introduce a formally
          uninitialized wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Direct Value Construction via copy:</strong></span> To
          introduce a formally initialized wrapped object whose value is obtained
          as a copy of some object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Deep Copy Construction:</strong></span> To obtain a new
          yet equivalent wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Direct Value Assignment (upon initialized):</strong></span>
          To assign a value to the wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Direct Value Assignment (upon uninitialized):</strong></span>
          To initialize the wrapped object with a value obtained as a copy of some
          object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Assignment (upon initialized):</strong></span> To assign
          to the wrapped object the value of another wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Assignment (upon uninitialized):</strong></span> To initialize
          the wrapped object with value of another wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Deep Relational Operations (when supported by the
          type T):</strong></span> To compare wrapped object values taking into account
          the presence of uninitialized states.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Value access:</strong></span> To unwrap the wrapped object.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Initialization state query:</strong></span> To determine
          if the object is formally initialized or not.
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>Swap:</strong></span> To exchange wrapped objects. (with
          whatever exception safety guarantees are provided by <code class="computeroutput"><span class="identifier">T</span></code>'s
          swap).
        </li>
-<li>
+<li class="listitem">
 <span class="bold"><strong>De-initialization:</strong></span> To release the wrapped
          object (if any) and leave the wrapper in the uninitialized state.
        </li>
@ -252,9 +252,9 @@
        via a pointer to the wrapped object or null.
      </p>
 </div>
-<div class="section" lang="en">
+<div class="section" title="The Interface">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.development.the_interface"></a><a href="development.html#boost_optional.development.the_interface" title="The Interface">The Interface</a>
+<a name="boost_optional.development.the_interface"></a><a class="link" href="development.html#boost_optional.development.the_interface" title="The Interface">The Interface</a>
 </h3></div></div></div>
 <p>
        Since the purpose of optional is to allow us to use objects with a formal
@ -292,8 +292,8 @@
        itself which are supported by a special interface.
      </p>
 <a name="boost_optional.development.the_interface.lexically_hinted_value_access_in_the_presence_of_possibly_untitialized_optional_objects__the_operators___and___gt_"></a><h5>
-<a name="id2615242"></a>
-        <a href="development.html#boost_optional.development.the_interface.lexically_hinted_value_access_in_the_presence_of_possibly_untitialized_optional_objects__the_operators___and___gt_">Lexically-hinted
+<a name="id555569"></a>
+        <a class="link" href="development.html#boost_optional.development.the_interface.lexically_hinted_value_access_in_the_presence_of_possibly_untitialized_optional_objects__the_operators___and___gt_">Lexically-hinted
        Value Access in the presence of possibly untitialized optional objects: The
        operators * and -&gt;</a>
      </h5>
@ -357,8 +357,8 @@
        incarnated by pointers.
      </p>
 <a name="boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee"></a><h5>
-<a name="id2615580"></a>
-        <a href="development.html#boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee">Optional&lt;T&gt;
+<a name="id555831"></a>
+        <a class="link" href="development.html#boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee">Optional&lt;T&gt;
        as a model of OptionalPointee</a>
      </h5>
 <p>
@ -367,21 +367,14 @@
        about the possibly uninitialized state appealing to the familiar pointer
        semantics w.r.t. to null pointers.
      </p>
-<div class="warning"><table border="0" summary="Warning">
+<div class="warning" title="Warning"><table border="0" summary="Warning">
 <tr>
-<td rowspan="2" align="center" valign="top" width="25"><img alt="[Warning]" src="../images/warning.png"></td>
+<td rowspan="2" align="center" valign="top" width="25"><img alt="[Warning]" src="../../../../../doc/html/images/warning.png"></td>
 <th align="left">Warning</th>
 </tr>
-<tr><td align="left" valign="top">
-<p>
-          </p>
-<p>
-            However, it is particularly important to note that <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> objects are not pointers. <span class="underline"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> is not, and does not model, a
-            pointer</span>.
-          </p>
-<p>
-        </p>
-</td></tr>
+<tr><td align="left" valign="top"><p>
+          However, it is particularly important to note that <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> objects are not pointers. <span class="underline"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code> is not, and does not model, a pointer</span>.
+        </p></td></tr>
 </table></div>
 <p>
        For instance, <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;&gt;</span></code>
@ -405,11 +398,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="../index.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="synopsis.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="../index.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="synopsis.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boost_optional/examples.html
+++ b/doc/html/boost_optional/examples.html
@ -3,28 +3,28 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Examples</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="detailed_semantics.html" title="Detailed Semantics">
 <link rel="next" href="optional_references.html" title="Optional references">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
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-<td align="center"><a href="../libraries.html">Libraries</a></td>
-<td align="center"><a href="../../../people/people.htm">People</a></td>
-<td align="center"><a href="../../../more/faq.htm">FAQ</a></td>
-<td align="center"><a href="../../../more/index.htm">More</a></td>
-</table>
+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="detailed_semantics.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="detailed_semantics.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Examples">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.examples"></a><a href="examples.html" title="Examples">Examples</a>
+<a name="boost_optional.examples"></a><a class="link" href="examples.html" title="Examples">Examples</a>
 </h2></div></div></div>
 <div class="toc"><dl>
 <dt><span class="section"><a href="examples.html#boost_optional.examples.optional_return_values">Optional
@ -36,14 +36,12 @@
 <dt><span class="section"><a href="examples.html#boost_optional.examples.bypassing_expensive_unnecessary_default_construction">Bypassing
      expensive unnecessary default construction</a></span></dt>
 </dl></div>
-<div class="section" lang="en">
+<div class="section" title="Optional return values">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.examples.optional_return_values"></a><a href="examples.html#boost_optional.examples.optional_return_values" title="Optional
-      return values">Optional
+<a name="boost_optional.examples.optional_return_values"></a><a class="link" href="examples.html#boost_optional.examples.optional_return_values" title="Optional return values">Optional
      return values</a>
 </h3></div></div></div>
-<pre class="programlisting">
-<span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">&gt;</span> <span class="identifier">get_async_input</span><span class="special">()</span>
+<pre class="programlisting"><span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">&gt;</span> <span class="identifier">get_async_input</span><span class="special">()</span>
 <span class="special">{</span>
    <span class="keyword">if</span> <span class="special">(</span> <span class="special">!</span><span class="identifier">queue</span><span class="special">.</span><span class="identifier">empty</span><span class="special">()</span> <span class="special">)</span>
        <span class="keyword">return</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">&gt;(</span><span class="identifier">queue</span><span class="special">.</span><span class="identifier">top</span><span class="special">());</span>
@ -59,14 +57,12 @@
 <span class="special">}</span>
 </pre>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Optional local variables">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.examples.optional_local_variables"></a><a href="examples.html#boost_optional.examples.optional_local_variables" title="Optional
-      local variables">Optional
+<a name="boost_optional.examples.optional_local_variables"></a><a class="link" href="examples.html#boost_optional.examples.optional_local_variables" title="Optional local variables">Optional
      local variables</a>
 </h3></div></div></div>
-<pre class="programlisting">
-<span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">string</span><span class="special">&gt;</span> <span class="identifier">name</span> <span class="special">;</span>
+<pre class="programlisting"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">string</span><span class="special">&gt;</span> <span class="identifier">name</span> <span class="special">;</span>
 <span class="keyword">if</span> <span class="special">(</span> <span class="identifier">database</span><span class="special">.</span><span class="identifier">open</span><span class="special">()</span> <span class="special">)</span>
 <span class="special">{</span>
    <span class="identifier">name</span><span class="special">.</span><span class="identifier">reset</span> <span class="special">(</span> <span class="identifier">database</span><span class="special">.</span><span class="identifier">lookup</span><span class="special">(</span><span class="identifier">employer_name</span><span class="special">)</span> <span class="special">)</span> <span class="special">;</span>
@ -82,14 +78,12 @@
 <span class="keyword">else</span> <span class="identifier">print</span><span class="special">(</span><span class="string">"employer's name not found!"</span><span class="special">);</span>
 </pre>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Optional data members">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.examples.optional_data_members"></a><a href="examples.html#boost_optional.examples.optional_data_members" title="Optional
-      data members">Optional
+<a name="boost_optional.examples.optional_data_members"></a><a class="link" href="examples.html#boost_optional.examples.optional_data_members" title="Optional data members">Optional
      data members</a>
 </h3></div></div></div>
-<pre class="programlisting">
-<span class="keyword">class</span> <span class="identifier">figure</span>
+<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">figure</span>
 <span class="special">{</span>
    <span class="keyword">public</span><span class="special">:</span>

@ -122,14 +116,12 @@
 <span class="special">};</span>
 </pre>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Bypassing expensive unnecessary default construction">
 <div class="titlepage"><div><div><h3 class="title">
-<a name="boost_optional.examples.bypassing_expensive_unnecessary_default_construction"></a><a href="examples.html#boost_optional.examples.bypassing_expensive_unnecessary_default_construction" title="Bypassing
-      expensive unnecessary default construction">Bypassing
+<a name="boost_optional.examples.bypassing_expensive_unnecessary_default_construction"></a><a class="link" href="examples.html#boost_optional.examples.bypassing_expensive_unnecessary_default_construction" title="Bypassing expensive unnecessary default construction">Bypassing
      expensive unnecessary default construction</a>
 </h3></div></div></div>
-<pre class="programlisting">
-<span class="keyword">class</span> <span class="identifier">ExpensiveCtor</span> <span class="special">{</span> <span class="special">...</span> <span class="special">}</span> <span class="special">;</span>
+<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">ExpensiveCtor</span> <span class="special">{</span> <span class="special">...</span> <span class="special">}</span> <span class="special">;</span>
 <span class="keyword">class</span> <span class="identifier">Fred</span>
 <span class="special">{</span>
    <span class="identifier">Fred</span><span class="special">()</span> <span class="special">:</span> <span class="identifier">mLargeVector</span><span class="special">(</span><span class="number">10000</span><span class="special">)</span> <span class="special">{}</span>
@ -141,11 +133,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="detailed_semantics.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="detailed_semantics.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boost_optional/exception_safety_guarantees.html
+++ b/doc/html/boost_optional/exception_safety_guarantees.html
@ -1,54 +1,51 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>Exception Safety
-    Guarantees</title>
+<title>Exception Safety Guarantees</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
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-<div class="section" lang="en">
+<div class="section" title="Exception Safety Guarantees">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.exception_safety_guarantees"></a><a href="exception_safety_guarantees.html" title="Exception Safety
-    Guarantees">Exception Safety
+<a name="boost_optional.exception_safety_guarantees"></a><a class="link" href="exception_safety_guarantees.html" title="Exception Safety Guarantees">Exception Safety
    Guarantees</a>
 </h2></div></div></div>
 <p>
-      Because of the current implementation (see <a href="../index.html#optional_implementation_notes">Implementation
+      Because of the current implementation (see <a class="link" href="implementation_notes.html" title="Implementation Notes">Implementation
      Notes</a>), all of the assignment methods:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span>
        <span class="keyword">const</span><span class="special">&amp;</span>
        <span class="special">)</span></code></li>
-<li><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="special">)</span></code></li>
-<li><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span>
+<li class="listitem"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="special">)</span></code></li>
+<li class="listitem"><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span>
        <span class="keyword">const</span><span class="special">&amp;</span>
        <span class="special">)</span></code></li>
-<li><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">InPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">InPlaceFactory</span>
+<li class="listitem"><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">InPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">InPlaceFactory</span>
        <span class="keyword">const</span><span class="special">&amp;</span>
        <span class="special">)</span></code></li>
-<li><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory</span>
+<li class="listitem"><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory</span>
        <span class="keyword">const</span><span class="special">&amp;</span>
        <span class="special">)</span> </code></li>
-<li><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;:::</span><span class="identifier">reset</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;)</span></code></li>
+<li class="listitem"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;:::</span><span class="identifier">reset</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;)</span></code></li>
 </ul></div>
 <p>
      Can only <span class="emphasis"><em>guarantee</em></span> the <span class="underline">basic
@ -59,9 +56,9 @@
 <p>
      On the other hand, the <span class="emphasis"><em>uninitializing</em></span> methods:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">detail</span><span class="special">::</span><span class="identifier">none_t</span> <span class="special">)</span></code></li>
-<li><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="identifier">reset</span><span class="special">()</span></code></li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="keyword">operator</span><span class="special">=</span> <span class="special">(</span> <span class="identifier">detail</span><span class="special">::</span><span class="identifier">none_t</span> <span class="special">)</span></code></li>
+<li class="listitem"><code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;::</span><span class="identifier">reset</span><span class="special">()</span></code></li>
 </ul></div>
 <p>
      Provide the no-throw guarantee (assuming a no-throw <code class="computeroutput"><span class="identifier">T</span><span class="special">::~</span><span class="identifier">T</span><span class="special">()</span></code>)
@ -75,8 +72,7 @@
      know that <code class="computeroutput"><span class="identifier">optional</span></code>'s assignment
      and reset has the same guarantees.
    </p>
-<pre class="programlisting">
-<span class="comment">//
+<pre class="programlisting"><span class="comment">//
 </span><span class="comment">// Case 1: Exception thrown during assignment.
 </span><span class="comment">//
 </span><span class="identifier">T</span> <span class="identifier">v0</span><span class="special">(</span><span class="number">123</span><span class="special">);</span>
@ -116,8 +112,8 @@
 <span class="special">}</span>
 </pre>
 <a name="boost_optional.exception_safety_guarantees.swap"></a><h4>
-<a name="id2644335"></a>
-      <a href="exception_safety_guarantees.html#boost_optional.exception_safety_guarantees.swap">Swap</a>
+<a name="id583497"></a>
+      <a class="link" href="exception_safety_guarantees.html#boost_optional.exception_safety_guarantees.swap">Swap</a>
    </h4>
 <p>
      <code class="computeroutput"><span class="keyword">void</span> <span class="identifier">swap</span><span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;&amp;,</span>
@ -130,11 +126,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
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@ -3,29 +3,28 @@
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+<link rel="next" href="dependencies_and_portability.html" title="Dependencies and Portability">
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+<div class="section" title="Implementation Notes">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.implementation_notes"></a><a href="implementation_notes.html" title="Implementation Notes">Implementation Notes</a>
+<a name="boost_optional.implementation_notes"></a><a class="link" href="implementation_notes.html" title="Implementation Notes">Implementation Notes</a>
 </h2></div></div></div>
 <p>
      <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span></code> is
@ -42,11 +41,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
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-<link rel="prev" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding
-    semantics for assignment of optional references">
-<link rel="next" href="a_note_about_optional_bool_.html" title="A note about
-    optional&lt;bool&gt;">
+<link rel="prev" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">
+<link rel="next" href="a_note_about_optional_bool_.html" title="A note about optional&lt;bool&gt;">
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-<div class="section" lang="en">
+<div class="section" title="In-Place Factories">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.in_place_factories"></a><a href="in_place_factories.html" title="In-Place Factories">In-Place Factories</a>
+<a name="boost_optional.in_place_factories"></a><a class="link" href="in_place_factories.html" title="In-Place Factories">In-Place Factories</a>
 </h2></div></div></div>
 <p>
      One of the typical problems with wrappers and containers is that their interfaces
@ -36,8 +34,7 @@
      but also requires the existence of a fully constructed object, often temporary,
      just to follow the copy from:
    </p>
-<pre class="programlisting">
-<span class="keyword">struct</span> <span class="identifier">X</span>
+<pre class="programlisting"><span class="keyword">struct</span> <span class="identifier">X</span>
 <span class="special">{</span>
    <span class="identifier">X</span> <span class="special">(</span> <span class="keyword">int</span><span class="special">,</span> <span class="identifier">std</span><span class="special">:::</span><span class="identifier">string</span> <span class="special">)</span> <span class="special">;</span>
 <span class="special">}</span> <span class="special">;</span>
@ -62,8 +59,7 @@
      object right in the container's storage. In this scheme, the user only needs
      to supply the arguments to the constructor to use in the wrapped object construction.
    </p>
-<pre class="programlisting">
-<span class="keyword">class</span> <span class="identifier">W</span>
+<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">W</span>
 <span class="special">{</span>
    <span class="identifier">X</span> <span class="identifier">wrapped_</span> <span class="special">;</span>

@ -96,8 +92,7 @@
 <p>
      For example, one member of this family looks like:
    </p>
-<pre class="programlisting">
-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">A0</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A1</span><span class="special">&gt;</span>
+<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">A0</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">A1</span><span class="special">&gt;</span>
 <span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory2</span>
 <span class="special">{</span>
    <span class="identifier">A0</span> <span class="identifier">m_a0</span> <span class="special">;</span> <span class="identifier">A1</span> <span class="identifier">m_a1</span> <span class="special">;</span>
@ -112,8 +107,7 @@
 <p>
      A wrapper class aware of this can use it as:
    </p>
-<pre class="programlisting">
-<span class="keyword">class</span> <span class="identifier">W</span>
+<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">W</span>
 <span class="special">{</span>
    <span class="identifier">X</span> <span class="identifier">wrapped_</span> <span class="special">;</span>

@ -127,18 +121,18 @@
 <span class="special">{</span>
    <span class="comment">// Wrapped object constructed in-place via a TypedInPlaceFactory.
 </span>    <span class="comment">// No temporary created.
-</span>    <span class="identifier">W</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory2</span><span class="special">&lt;</span><span class="identifier">X</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&amp;</span><span class="identifier">rt</span><span class="special">(</span><span class="number">123</span><span class="special">,</span><span class="string">"hello"</span><span class="special">))</span> <span class="special">;</span>
+</span>    <span class="identifier">W</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory2</span><span class="special">&lt;</span><span class="identifier">X</span><span class="special">,</span><span class="keyword">int</span><span class="special">,</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&gt;(</span><span class="number">123</span><span class="special">,</span><span class="string">"hello"</span><span class="special">))</span> <span class="special">;</span>
 <span class="special">}</span>
 </pre>
 <p>
      The factories are divided in two groups:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
 <span class="underline">TypedInPlaceFactories</span>: those which
        take the target type as a primary template parameter.
      </li>
-<li>
+<li class="listitem">
 <span class="underline">InPlaceFactories</span>: those with a template
        <code class="computeroutput"><span class="identifier">construct</span><span class="special">(</span><span class="keyword">void</span><span class="special">*)</span></code> member
        function taking the target type.
@ -152,8 +146,7 @@
      This library provides an overloaded set of helper template functions to construct
      these factories without requiring unnecessary template parameters:
    </p>
-<pre class="programlisting">
-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">A0</span><span class="special">,...,</span><span class="keyword">class</span> <span class="identifier">AN</span><span class="special">&gt;</span>
+<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">A0</span><span class="special">,...,</span><span class="keyword">class</span> <span class="identifier">AN</span><span class="special">&gt;</span>
 <span class="identifier">InPlaceFactoryN</span> <span class="special">&lt;</span><span class="identifier">A0</span><span class="special">,...,</span><span class="identifier">AN</span><span class="special">&gt;</span> <span class="identifier">in_place</span> <span class="special">(</span> <span class="identifier">A0</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">a0</span><span class="special">,</span> <span class="special">...,</span> <span class="identifier">AN</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">aN</span><span class="special">)</span> <span class="special">;</span>

 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">A0</span><span class="special">,...,</span><span class="keyword">class</span> <span class="identifier">AN</span><span class="special">&gt;</span>
@ -162,8 +155,7 @@
 <p>
      In-place factories can be used generically by the wrapper and user as follows:
    </p>
-<pre class="programlisting">
-<span class="keyword">class</span> <span class="identifier">W</span>
+<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">W</span>
 <span class="special">{</span>
    <span class="identifier">X</span> <span class="identifier">wrapped_</span> <span class="special">;</span>

@ -190,11 +182,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="a_note_about_optional_bool_.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="a_note_about_optional_bool_.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
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--- a/doc/html/boost_optional/optional_references.html
+++ b/doc/html/boost_optional/optional_references.html
@ -3,29 +3,28 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Optional references</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="examples.html" title="Examples">
-<link rel="next" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding
-    semantics for assignment of optional references">
+<link rel="next" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
-<td align="center"><a href="../../../index.htm">Home</a></td>
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+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="examples.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="examples.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Optional references">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.optional_references"></a><a href="optional_references.html" title="Optional references">Optional references</a>
+<a name="boost_optional.optional_references"></a><a class="link" href="optional_references.html" title="Optional references">Optional references</a>
 </h2></div></div></div>
 <p>
      This library allows the template parameter <code class="computeroutput"><span class="identifier">T</span></code>
@ -36,20 +35,20 @@
      However, since references are not real objects some restrictions apply and
      some operations are not available in this case:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
        Converting constructors
      </li>
-<li>
+<li class="listitem">
        Converting assignment
      </li>
-<li>
+<li class="listitem">
        InPlace construction
      </li>
-<li>
+<li class="listitem">
        InPlace assignment
      </li>
-<li>
+<li class="listitem">
        Value-access via pointer
      </li>
 </ul></div>
@ -58,13 +57,13 @@
      treats it wrapped pseudo-object much as a real value, a true real reference
      is stored so aliasing will ocurr:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
        Copies of <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&amp;&gt;</span></code>
        will copy the references but all these references will nonetheless reefer
        to the same object.
      </li>
-<li>
+<li class="listitem">
        Value-access will actually provide access to the referenced object rather
        than the reference itself.
      </li>
@ -72,11 +71,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="examples.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="examples.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html
+++ b/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html
@ -1,32 +1,30 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>Rebinding
-    semantics for assignment of optional references</title>
+<title>Rebinding semantics for assignment of optional references</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="optional_references.html" title="Optional references">
 <link rel="next" href="in_place_factories.html" title="In-Place Factories">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
-<td align="center"><a href="../../../index.htm">Home</a></td>
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-<td align="center"><a href="../../../people/people.htm">People</a></td>
-<td align="center"><a href="../../../more/faq.htm">FAQ</a></td>
-<td align="center"><a href="../../../more/index.htm">More</a></td>
-</table>
+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="optional_references.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="optional_references.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Rebinding semantics for assignment of optional references">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.rebinding_semantics_for_assignment_of_optional_references"></a><a href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding
-    semantics for assignment of optional references">Rebinding
+<a name="boost_optional.rebinding_semantics_for_assignment_of_optional_references"></a><a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">Rebinding
    semantics for assignment of optional references</a>
 </h2></div></div></div>
 <p>
@ -34,8 +32,7 @@
      the effect is to bind (for the first time) to the object. Clearly, there is
      no other choice.
    </p>
-<pre class="programlisting">
-<span class="keyword">int</span> <span class="identifier">x</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
+<pre class="programlisting"><span class="keyword">int</span> <span class="identifier">x</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">rx</span> <span class="special">=</span> <span class="identifier">x</span> <span class="special">;</span>
 <span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&amp;&gt;</span> <span class="identifier">ora</span> <span class="special">;</span>
 <span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&amp;&gt;</span> <span class="identifier">orb</span><span class="special">(</span><span class="identifier">x</span><span class="special">)</span> <span class="special">;</span>
@ -47,8 +44,7 @@
      If you assign to a bare C++ reference, the assignment is forwarded to the referenced
      object; it's value changes but the reference is never rebound.
    </p>
-<pre class="programlisting">
-<span class="keyword">int</span> <span class="identifier">a</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
+<pre class="programlisting"><span class="keyword">int</span> <span class="identifier">a</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">ra</span> <span class="special">=</span> <span class="identifier">a</span> <span class="special">;</span>
 <span class="keyword">int</span> <span class="identifier">b</span> <span class="special">=</span> <span class="number">2</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">rb</span> <span class="special">=</span> <span class="identifier">b</span> <span class="special">;</span>
@ -62,8 +58,7 @@
      the effect is to <span class="bold"><strong>rebind</strong></span> to the new object
      instead of assigning the referee. This is unlike bare C++ references.
    </p>
-<pre class="programlisting">
-<span class="keyword">int</span> <span class="identifier">a</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
+<pre class="programlisting"><span class="keyword">int</span> <span class="identifier">a</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
 <span class="keyword">int</span> <span class="identifier">b</span> <span class="special">=</span> <span class="number">2</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">ra</span> <span class="special">=</span> <span class="identifier">a</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">rb</span> <span class="special">=</span> <span class="identifier">b</span> <span class="special">;</span>
@ -75,8 +70,8 @@
 <span class="identifier">assert</span><span class="special">(</span><span class="identifier">b</span><span class="special">==</span><span class="number">3</span><span class="special">);</span> 
 </pre>
 <a name="boost_optional.rebinding_semantics_for_assignment_of_optional_references.rationale"></a><h4>
-<a name="id2639932"></a>
-      <a href="rebinding_semantics_for_assignment_of_optional_references.html#boost_optional.rebinding_semantics_for_assignment_of_optional_references.rationale">Rationale</a>
+<a name="id579234"></a>
+      <a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html#boost_optional.rebinding_semantics_for_assignment_of_optional_references.rationale">Rationale</a>
    </h4>
 <p>
      Rebinding semantics for the assignment of <span class="emphasis"><em>initialized </em></span>
@ -95,8 +90,7 @@
      forwarding assignment to the referenced object (thus changing the referenced
      object value but not rebinding), and consider the following code:
    </p>
-<pre class="programlisting">
-<span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&amp;&gt;</span> <span class="identifier">a</span> <span class="special">=</span> <span class="identifier">get</span><span class="special">();</span>
+<pre class="programlisting"><span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&amp;&gt;</span> <span class="identifier">a</span> <span class="special">=</span> <span class="identifier">get</span><span class="special">();</span>
 <span class="keyword">int</span> <span class="identifier">x</span> <span class="special">=</span> <span class="number">1</span> <span class="special">;</span>
 <span class="keyword">int</span><span class="special">&amp;</span> <span class="identifier">rx</span> <span class="special">=</span> <span class="identifier">x</span> <span class="special">;</span>
 <span class="identifier">optional</span><span class="special">&lt;</span><span class="keyword">int</span><span class="special">&amp;&gt;</span> <span class="identifier">b</span><span class="special">(</span><span class="identifier">rx</span><span class="special">);</span>
@ -134,18 +128,21 @@
      for the first time is OK while rebinding is not which is IMO very unlikely.
      In such scenario, you can assign the value itself directly, as in:
    </p>
-<pre class="programlisting">
-<span class="identifier">assert</span><span class="special">(!!</span><span class="identifier">opt</span><span class="special">);</span>
+<pre class="programlisting"><span class="identifier">assert</span><span class="special">(!!</span><span class="identifier">opt</span><span class="special">);</span>
 <span class="special">*</span><span class="identifier">opt</span><span class="special">=</span><span class="identifier">value</span><span class="special">;</span>
 </pre>
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="optional_references.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="optional_references.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boost_optional/synopsis.html
+++ b/doc/html/boost_optional/synopsis.html
@ -3,31 +3,30 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Synopsis</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="prev" href="development.html" title="Development">
 <link rel="next" href="detailed_semantics.html" title="Detailed Semantics">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
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+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
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+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
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+<a accesskey="p" href="development.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="detailed_semantics.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Synopsis">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.synopsis"></a><a href="synopsis.html" title="Synopsis">Synopsis</a>
+<a name="boost_optional.synopsis"></a><a class="link" href="synopsis.html" title="Synopsis">Synopsis</a>
 </h2></div></div></div>
-<pre class="programlisting">
-<span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>
+<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span> <span class="special">{</span>

 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span>
 <span class="keyword">class</span> <span class="identifier">optional</span>
@ -36,112 +35,116 @@

    <span class="comment">// (If T is of reference type, the parameters and results by reference are by value)
 </span>
-    <span class="identifier">optional</span> <span class="special">()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span> <span class="special">()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">none_t</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_none_t"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">none_t</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_none_t"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="comment">// [new in 1.34]
-</span>    <span class="identifier">optional</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">condition</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_bool_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 
+</span>    <span class="identifier">optional</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">condition</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_bool_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 

-    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">optional</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">optional</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_other_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_other_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">InPlaceFactory</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">InPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_factory"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">InPlaceFactory</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">InPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_factory"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_constructor_factory"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory</span><span class="special">&gt;</span> <span class="keyword">explicit</span> <span class="identifier">optional</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_constructor_factory"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">none_t</span> <span class="special">)</span> <span class="special">;</span> 

-    <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_equal_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_equal_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_equal_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_equal_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_equal_other_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">U</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">U</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">rhs</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_equal_other_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">InPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">InPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> 

    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">TypedInPlaceFactory</span><span class="special">&gt;</span> <span class="identifier">optional</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">=</span> <span class="special">(</span> <span class="identifier">TypedInPlaceFactory</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">f</span> <span class="special">)</span> <span class="special">;</span> 

-    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
-    <span class="identifier">T</span><span class="special">&amp;</span>       <span class="identifier">get</span><span class="special">()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span><span class="special">&amp;</span>       <span class="identifier">get</span><span class="special">()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="comment">// [new in 1.34]
-</span>    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get_value_or</span><span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">default</span> <span class="special">)</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_value_or_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 
+</span>    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get_value_or</span><span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">default</span> <span class="special">)</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_value_or_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 

-    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="keyword">operator</span> <span class="special">-&gt;()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_arrow"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
-    <span class="identifier">T</span><span class="special">*</span>       <span class="keyword">operator</span> <span class="special">-&gt;()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_arrow"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="keyword">operator</span> <span class="special">-&gt;()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_arrow"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span><span class="special">*</span>       <span class="keyword">operator</span> <span class="special">-&gt;()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_arrow"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">*()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
-    <span class="identifier">T</span><span class="special">&amp;</span>       <span class="keyword">operator</span> <span class="special">*()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">operator</span> <span class="special">*()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span><span class="special">&amp;</span>       <span class="keyword">operator</span> <span class="special">*()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get_ptr</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
-    <span class="identifier">T</span><span class="special">*</span>       <span class="identifier">get_ptr</span><span class="special">()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get_ptr</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="identifier">T</span><span class="special">*</span>       <span class="identifier">get_ptr</span><span class="special">()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">operator</span> <span class="identifier">unspecified</span><span class="special">-</span><span class="keyword">bool</span><span class="special">-</span><span class="identifier">type</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_bool"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">operator</span> <span class="identifier">unspecified</span><span class="special">-</span><span class="keyword">bool</span><span class="special">-</span><span class="identifier">type</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_bool"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-    <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">!()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_operator_not"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+    <span class="keyword">bool</span> <span class="keyword">operator</span><span class="special">!()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_operator_not"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="comment">// deprecated methods
 </span>
    <span class="comment">// (deprecated)
-</span>    <span class="keyword">void</span> <span class="identifier">reset</span><span class="special">()</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_reset"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+</span>    <span class="keyword">void</span> <span class="identifier">reset</span><span class="special">()</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_reset"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="comment">// (deprecated)
-</span>    <span class="keyword">void</span> <span class="identifier">reset</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_reset_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+</span>    <span class="keyword">void</span> <span class="identifier">reset</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_reset_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

    <span class="comment">// (deprecated)
-</span>    <span class="keyword">bool</span> <span class="identifier">is_initialized</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_is_initialized"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+</span>    <span class="keyword">bool</span> <span class="identifier">is_initialized</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_is_initialized"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

 <span class="special">};</span>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">==</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">==</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">!=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_not_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">!=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_not_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&lt;</span>  <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_less_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&lt;</span>  <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_less_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&gt;</span>  <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_greater_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&gt;</span>  <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_greater_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&lt;=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_less_or_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&lt;=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_less_or_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&gt;=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_operator_compare_greater_or_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">bool</span> <span class="keyword">operator</span> <span class="special">&gt;=</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_operator_compare_greater_or_equal_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

 <span class="comment">// [new in 1.34]
-</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make_optional</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_make_optional_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make_optional</span> <span class="special">(</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_make_optional_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

 <span class="comment">// [new in 1.34]
-</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make_optional</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">condition</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_make_optional_bool_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make_optional</span> <span class="special">(</span> <span class="keyword">bool</span> <span class="identifier">condition</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_make_optional_bool_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

 <span class="comment">// [new in 1.34]
-</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get_optional_value_or</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">default</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_value_or_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 
+</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get_optional_value_or</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span><span class="special">,</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="keyword">default</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_value_or_value"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a> 

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">&amp;</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">&amp;</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">*</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;*</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">*</span> <span class="identifier">get</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;*</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get_pointer</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">get_pointer</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">*</span> <span class="identifier">get_pointer</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="identifier">T</span><span class="special">*</span> <span class="identifier">get_pointer</span> <span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">opt</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_optional_get_ptr"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

-<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">void</span> <span class="identifier">swap</span><span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a href="detailed_semantics.html#reference_swap_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>
+<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">inline</span> <span class="keyword">void</span> <span class="identifier">swap</span><span class="special">(</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;&amp;</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;&amp;</span> <span class="identifier">y</span> <span class="special">)</span> <span class="special">;</span> <a class="link" href="detailed_semantics.html#reference_swap_optional_optional"><span class="inlinemediaobject"><img src="../images/callouts/R.png" alt="R"></span></a>

 <span class="special">}</span> <span class="comment">// namespace boost
 </span></pre>
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="development.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="detailed_semantics.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="development.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="detailed_semantics.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
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--- a/doc/html/boost_optional/type_requirements.html
+++ b/doc/html/boost_optional/type_requirements.html
@ -3,29 +3,28 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Type requirements</title>
 <link rel="stylesheet" href="../boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="up" href="../index.html" title="Chapter<65>1.<2E>Boost.Optional">
-<link rel="prev" href="exception_safety_guarantees.html" title="Exception Safety
-    Guarantees">
+<link rel="prev" href="exception_safety_guarantees.html" title="Exception Safety Guarantees">
 <link rel="next" href="implementation_notes.html" title="Implementation Notes">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../boost.png"></td>
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+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
+<td align="center"><a href="../../../../../index.html">Home</a></td>
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+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
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-<a accesskey="p" href="exception_safety_guarantees.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="exception_safety_guarantees.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Type requirements">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="boost_optional.type_requirements"></a><a href="type_requirements.html" title="Type requirements">Type requirements</a>
+<a name="boost_optional.type_requirements"></a><a class="link" href="type_requirements.html" title="Type requirements">Type requirements</a>
 </h2></div></div></div>
 <p>
      In general, <code class="computeroutput"><span class="identifier">T</span></code> must be <a href="../../../../utility/CopyConstructible.html" target="_top">Copy Constructible</a> and
@ -40,11 +39,15 @@
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 <td align="left"></td>
-<td align="right"><small>Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</small></td>
+<td align="right"><div class="copyright-footer">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal<p>
+        Distributed under the Boost Software License, Version 1.0. (See accompanying
+        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
+      </p>
+</div></td>
 </tr></table>
 <hr>
 <div class="spirit-nav">
-<a accesskey="p" href="exception_safety_guarantees.html"><img src="../images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../images/next.png" alt="Next"></a>
+<a accesskey="p" href="exception_safety_guarantees.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
 </div>
 </body>
 </html>
--- a/doc/html/boostbook.css
+++ b/doc/html/boostbook.css
--- a/doc/html/images/callouts/1.png
+++ b/doc/html/images/callouts/1.png
--- a/doc/html/images/callouts/10.png
+++ b/doc/html/images/callouts/10.png
--- a/doc/html/images/callouts/11.png
+++ b/doc/html/images/callouts/11.png
--- a/doc/html/images/callouts/12.png
+++ b/doc/html/images/callouts/12.png
--- a/doc/html/images/callouts/13.png
+++ b/doc/html/images/callouts/13.png
--- a/doc/html/images/callouts/14.png
+++ b/doc/html/images/callouts/14.png
--- a/doc/html/images/callouts/15.png
+++ b/doc/html/images/callouts/15.png
--- a/doc/html/images/callouts/2.png
+++ b/doc/html/images/callouts/2.png
--- a/doc/html/images/callouts/3.png
+++ b/doc/html/images/callouts/3.png
--- a/doc/html/images/callouts/4.png
+++ b/doc/html/images/callouts/4.png
--- a/doc/html/images/callouts/5.png
+++ b/doc/html/images/callouts/5.png
--- a/doc/html/images/callouts/6.png
+++ b/doc/html/images/callouts/6.png
--- a/doc/html/images/callouts/7.png
+++ b/doc/html/images/callouts/7.png
--- a/doc/html/images/callouts/8.png
+++ b/doc/html/images/callouts/8.png
--- a/doc/html/images/callouts/9.png
+++ b/doc/html/images/callouts/9.png
--- a/doc/html/images/caution.png
+++ b/doc/html/images/caution.png
--- a/doc/html/images/home.png
+++ b/doc/html/images/home.png
--- a/doc/html/images/important.png
+++ b/doc/html/images/important.png
--- a/doc/html/images/next.png
+++ b/doc/html/images/next.png
--- a/doc/html/images/note.png
+++ b/doc/html/images/note.png
--- a/doc/html/images/prev.png
+++ b/doc/html/images/prev.png
--- a/doc/html/images/tip.png
+++ b/doc/html/images/tip.png
--- a/doc/html/images/up.png
+++ b/doc/html/images/up.png
--- a/doc/html/images/warning.png
+++ b/doc/html/images/warning.png
--- a/doc/html/index.html
+++ b/doc/html/index.html
@ -3,22 +3,22 @@
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <title>Chapter<EFBFBD>1.<2E>Boost.Optional</title>
 <link rel="stylesheet" href="boostbook.css" type="text/css">
-<meta name="generator" content="DocBook XSL Stylesheets V1.70.1">
-<link rel="start" href="index.html" title="Chapter<65>1.<2E>Boost.Optional">
+<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
+<link rel="home" href="index.html" title="Chapter<65>1.<2E>Boost.Optional">
 <link rel="next" href="boost_optional/development.html" title="Development">
 </head>
 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-<table cellpadding="2" width="100%">
-<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../boost.png"></td>
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-<td align="center"><a href="../../more/index.htm">More</a></td>
-</table>
+<table cellpadding="2" width="100%"><tr>
+<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../boost.png"></td>
+<td align="center"><a href="../../../../index.html">Home</a></td>
+<td align="center"><a href="../../../libraries.htm">Libraries</a></td>
+<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
+<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
+<td align="center"><a href="../../../../more/index.htm">More</a></td>
+</tr></table>
 <hr>
-<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="images/next.png" alt="Next"></a></div>
-<div class="chapter" lang="en">
+<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="../../../../doc/html/images/next.png" alt="Next"></a></div>
+<div class="chapter" title="Chapter<EFBFBD>1.<2E>Boost.Optional">
 <div class="titlepage"><div>
 <div><h2 class="title">
 <a name="optional"></a>Chapter<EFBFBD>1.<2E>Boost.Optional</h2></div>
@ -26,8 +26,8 @@
 <span class="firstname">Fernando Luis</span> <span class="surname">Cacciola Carballal</span>
 </h3></div></div>
 <div><p class="copyright">Copyright <20> 2003 -2007 Fernando Luis Cacciola Carballal</p></div>
-<div><div class="legalnotice">
-<a name="id2604804"></a><p>
+<div><div class="legalnotice" title="Legal Notice">
+<a name="id553943"></a><p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
      </p>
@ -38,9 +38,24 @@
 <dl>
 <dt><span class="section"><a href="index.html#optional.motivation">Motivation</a></span></dt>
 <dt><span class="section"><a href="boost_optional/development.html">Development</a></span></dt>
+<dd><dl>
+<dt><span class="section"><a href="boost_optional/development.html#boost_optional.development.the_models">The models</a></span></dt>
+<dt><span class="section"><a href="boost_optional/development.html#boost_optional.development.the_semantics">The semantics</a></span></dt>
+<dt><span class="section"><a href="boost_optional/development.html#boost_optional.development.the_interface">The Interface</a></span></dt>
+</dl></dd>
 <dt><span class="section"><a href="boost_optional/synopsis.html">Synopsis</a></span></dt>
 <dt><span class="section"><a href="boost_optional/detailed_semantics.html">Detailed Semantics</a></span></dt>
 <dt><span class="section"><a href="boost_optional/examples.html">Examples</a></span></dt>
+<dd><dl>
+<dt><span class="section"><a href="boost_optional/examples.html#boost_optional.examples.optional_return_values">Optional
+      return values</a></span></dt>
+<dt><span class="section"><a href="boost_optional/examples.html#boost_optional.examples.optional_local_variables">Optional
+      local variables</a></span></dt>
+<dt><span class="section"><a href="boost_optional/examples.html#boost_optional.examples.optional_data_members">Optional
+      data members</a></span></dt>
+<dt><span class="section"><a href="boost_optional/examples.html#boost_optional.examples.bypassing_expensive_unnecessary_default_construction">Bypassing
+      expensive unnecessary default construction</a></span></dt>
+</dl></dd>
 <dt><span class="section"><a href="boost_optional/optional_references.html">Optional references</a></span></dt>
 <dt><span class="section"><a href="boost_optional/rebinding_semantics_for_assignment_of_optional_references.html">Rebinding
    semantics for assignment of optional references</a></span></dt>
@ -56,23 +71,23 @@
 <dt><span class="section"><a href="boost_optional/acknowledgments.html">Acknowledgments</a></span></dt>
 </dl>
 </div>
-<div class="section" lang="en">
+<div class="section" title="Motivation">
 <div class="titlepage"><div><div><h2 class="title" style="clear: both">
-<a name="optional.motivation"></a><a href="index.html#optional.motivation" title="Motivation">Motivation</a>
+<a name="optional.motivation"></a><a class="link" href="index.html#optional.motivation" title="Motivation">Motivation</a>
 </h2></div></div></div>
 <p>
      Consider these functions which should return a value but which might not have
      a value to return:
    </p>
-<div class="itemizedlist"><ul type="disc">
-<li>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
        (A) <code class="computeroutput"><span class="keyword">double</span> <span class="identifier">sqrt</span><span class="special">(</span><span class="keyword">double</span> <span class="identifier">n</span>
        <span class="special">);</span></code>
 </li>
-<li>
+<li class="listitem">
        (B) <code class="computeroutput"><span class="keyword">char</span> <span class="identifier">get_async_input</span><span class="special">();</span></code>
 </li>
-<li>
+<li class="listitem">
        (C) <code class="computeroutput"><span class="identifier">point</span> <span class="identifier">polygon</span><span class="special">::</span><span class="identifier">get_any_point_effectively_inside</span><span class="special">();</span></code>
 </li>
 </ul></div>
@ -127,16 +142,14 @@
      the function would conceptually return. For example, the last two functions
      could have the following interface:
    </p>
-<pre class="programlisting">
-<span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">,</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">get_async_input</span><span class="special">();</span>
+<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">,</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">get_async_input</span><span class="special">();</span>
 <span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="identifier">point</span><span class="special">,</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">polygon</span><span class="special">::</span><span class="identifier">get_any_point_effectively_inside</span><span class="special">();</span>
 </pre>
 <p>
      These functions use a consistent interface for dealing with possibly inexistent
      results:
    </p>
-<pre class="programlisting">
-<span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="identifier">point</span><span class="special">,</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">p</span> <span class="special">=</span> <span class="identifier">poly</span><span class="special">.</span><span class="identifier">get_any_point_effectively_inside</span><span class="special">();</span>
+<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="identifier">point</span><span class="special">,</span><span class="keyword">bool</span><span class="special">&gt;</span> <span class="identifier">p</span> <span class="special">=</span> <span class="identifier">poly</span><span class="special">.</span><span class="identifier">get_any_point_effectively_inside</span><span class="special">();</span>
 <span class="keyword">if</span> <span class="special">(</span> <span class="identifier">p</span><span class="special">.</span><span class="identifier">second</span> <span class="special">)</span>
    <span class="identifier">flood_fill</span><span class="special">(</span><span class="identifier">p</span><span class="special">.</span><span class="identifier">first</span><span class="special">);</span>
 </pre>
@ -151,18 +164,12 @@
 </div>
 <p>
  </p>
-<a name="optional_refassign"></a><p>
-  </p>
-<a name="optional_in_place_factories"></a><p>
-  </p>
-<a name="optional_implementation_notes"></a><p>
-  </p>
 </div>
 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
-<td align="left"><small><p>Last revised: May 29, 2007 at 06:31:03 GMT</p></small></td>
-<td align="right"><small></small></td>
+<td align="left"><p><small>Last revised: November 20, 2009 at 10:24:28 GMT</small></p></td>
+<td align="right"><div class="copyright-footer"></div></td>
 </tr></table>
 <hr>
-<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="images/next.png" alt="Next"></a></div>
+<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="../../../../doc/html/images/next.png" alt="Next"></a></div>
 </body>
 </html>
--- a/doc/implementation_notes.qbk
+++ b/doc/implementation_notes.qbk
@ -10,8 +10,6 @@



-[#optional_implementation_notes]
-
 [section Implementation Notes]

 `optional<T>` is currently implemented using a custom aligned storage facility
--- a/doc/optional.html
+++ b/doc/optional.html
--- a/doc/optional.qbk
+++ b/doc/optional.qbk
@ -22,7 +22,7 @@ Distributed under the Boost Software License, Version 1.0.
 [/ Cited Boost resources ]

 [def __BOOST_VARIANT__ [@../../../variant/index.html Boost.Variant]]
-[def __BOOST_TRIBOOL__ [@../../../tribool/index.html boost::tribool]]
+[def __BOOST_TRIBOOL__ [@../../../../doc/html/tribool.html boost::tribool]]

 [def __OPTIONAL_POINTEE__ [@../../../utility/OptionalPointee.html OptionalPointee]]
 [def __COPY_CONSTRUCTIBLE__ [@../../../utility/CopyConstructible.html Copy Constructible]]
@ -40,11 +40,6 @@ Distributed under the Boost Software License, Version 1.0.

 [/ Icons ]

-[def __NOTE__ [$images/note.png]]
-[def __ALERT__ [$images/caution.png]]
-[def __DETAIL__ [$images/note.png]]
-[def __TIP__ [$images/tip.png]]
-[def __QUESTION_MARK__ [$images/question.png]]
 [def __SPACE__ [$images/space.png]]
 [def __GO_TO__ [$images/callouts/R.png]]

--- a/doc/reference.qbk
+++ b/doc/reference.qbk
@ -126,6 +126,7 @@
 Because `T` might be of reference type, in the sequel, those entries whose
 semantic depends on `T` being of reference type or not will be distinguished
 using the following convention:
+
 * If the entry reads: `optional<T`['(not a ref)]`>`, the description
 corresponds only to the case where `T` is not of reference type.
 * If the entry reads: `optional<T&>`, the description corresponds only to
@ -330,7 +331,7 @@ factory.
 * [*Postconditions: ] `*this` is [_initialized] and its value is ['directly given]
 from the factory `f` (i.e., the value [_is not copied]).
 * [*Throws:] Whatever the `T` constructor called by the factory throws.
-* [*Notes:] See [link optional_in_place_factories In-Place Factories]
+* [*Notes:] See [link boost_optional.in_place_factories In-Place Factories]
 * [*Exception Safety:] Exceptions can only be thrown during the call to
 the `T` constructor used by the factory; in that case, this constructor has
 no effect.
@ -384,7 +385,7 @@ __SPACE__
 * [*Postconditions: ] `*this` is initialized and it references the same
 object referenced by `rhs`.
 * [*Notes:] If `*this` was initialized, is is ['rebound] to the new object.
-See [link optional_refassign here] for details on this behavior.
+See [link boost_optional.rebinding_semantics_for_assignment_of_optional_references here] for details on this behavior.
 * [*Example:]
 ``
 int a = 1 ;
@ -443,7 +444,7 @@ __SPACE__
 references the same object referenced by `*rhs`; otherwise, `*this` is
 uninitialized (and references no object).
 * [*Notes:] If `*this` was initialized and so is *rhs, this is is ['rebound] to
-the new object. See [link optional_refassign here] for details on this behavior.
+the new object. See [link boost_optional.rebinding_semantics_for_assignment_of_optional_references here] for details on this behavior.
 * [*Example:]
 ``
 int a = 1 ;
--- a/doc/special_cases.qbk
+++ b/doc/special_cases.qbk
@ -23,8 +23,6 @@ rather than the reference itself.

 [endsect]

-[#optional_refassign]
-
 [section Rebinding semantics for assignment of optional references]

 If you assign to an ['uninitialized ] `optional<T&>` the effect is to bind (for
@ -112,8 +110,6 @@ In such scenario, you can assign the value itself directly, as in:

 [endsect]

-[#optional_in_place_factories]
-
 [section In-Place Factories]

 One of the typical problems with wrappers and containers is that their
@ -205,7 +201,7 @@ A wrapper class aware of this can use it as:
    {
        // Wrapped object constructed in-place via a TypedInPlaceFactory.
        // No temporary created.
-        W ( TypedInPlaceFactory2<X,int,std::string&rt(123,"hello")) ;
+        W ( TypedInPlaceFactory2<X,int,std::string>(123,"hello")) ;
    }

 The factories are divided in two groups:
@ -288,7 +284,7 @@ instead, it won't compile).

 [section Exception Safety Guarantees]

-Because of the current implementation (see [link optional_implementation_notes Implementation Notes]), all of the assignment methods:
+Because of the current implementation (see [link boost_optional.implementation_notes Implementation Notes]), all of the assignment methods:

 * `optional<T>::operator= ( optional<T> const& )`
 * `optional<T>::operator= ( T const& )`
--- a/index.html
+++ b/index.html
@ -1,13 +1,13 @@
 <html>
 <head>
-<meta http-equiv="refresh" content="0; URL=doc/optional.html">
+<meta http-equiv="refresh" content="0; URL=doc/html/index.html">
 </head>
 <body>
 Automatic redirection failed, please go to
-<a href="doc/optional.html">doc/optional.html</a>.&nbsp;<hr>
-<p><EFBFBD> Copyright Beman Dawes, 2001</p>
+<a href="doc/html/index.html">doc/html/index.html</a>.&nbsp;<hr>
+<p><EFBFBD> Copyright Beman Dawes, 2001</p>
 <p>Distributed under the Boost Software License, Version 1.0. (See accompanying 
 file <a href="../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or copy 
 at <a href="http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</p>
 </body>
-</html>
+</html>
--- a/test/optional_test_ref.cpp
+++ b/test/optional_test_ref.cpp
@ -342,14 +342,14 @@ void test_binding()
  int i = 0 ;
  optional<int&> ori1 = i ;
  BOOST_CHECK(  &(*ori1) == &i ) ;
-	
+
  optional<int&> ori2(i) ;
  BOOST_CHECK(  &(*ori2) == &i ) ;
-	
+
  int const ci = 0 ;
  optional<int const&> orci1 = ci ;
  BOOST_CHECK(  &(*orci1) == &ci ) ;
-	
+
  optional<int const&> orci2(ci) ;
  BOOST_CHECK(  &(*orci2) == &ci ) ;
 }
@ -360,7 +360,7 @@ int test_main( int, char* [] )
  {
    test_with_class_type();
    test_with_builtin_types();
-		test_binding();
+    test_binding();
  }
  catch ( ... )
  {
Author	SHA1	Message	Date
Beman Dawes	0074948113	Boost 1.42.0 [SVN r59432]	2010-02-02 20:03:43 +00:00
Daniel James	93f84f3351	Merge [57812] rebuild optional documentation. [SVN r57813]	2009-11-20 10:30:17 +00:00
Troy D. Straszheim	04c1b67629	rm cmake from the release branch before it goes out broken. Policy dictates that you never commit to release, you commit to trunk and merge to release. [SVN r56941]	2009-10-17 01:10:45 +00:00
Troy D. Straszheim	a81ac6e5aa	Add basic copyright/license to keep cmake out of the inspection report [SVN r55095]	2009-07-22 21:51:01 +00:00
Jeremiah Willcock	fac0a7d65d	Fixed almost all tab and min/max issues found by inspect tool [SVN r53142]	2009-05-20 19:41:20 +00:00
Douglas Gregor	30419ed5e0	Add support for "known failures", which match the build name via a regular expression and are attached to test cases as a "known-failure" label. [SVN r53014]	2009-05-15 04:44:20 +00:00
John Maddock	41a677bdaf	Merge PDF build changes from Trunk. [SVN r51417]	2009-02-23 18:39:32 +00:00
Daniel James	313d15c56c	Merge several documentation fixes. Plus a small inspect fix. Merged revisions 50798-50799,50837-50839,50847-50848 via svnmerge from https://svn.boost.org/svn/boost/trunk ........ r50798 \| danieljames \| 2009-01-26 23:14:53 +0000 (Mon, 26 Jan 2009) \| 5 lines Make checking for duplicated names case insensitive. This avoids generating filenames with names that only differ by case as they cause problems on case insensitive file systems. ........ r50799 \| danieljames \| 2009-01-26 23:29:52 +0000 (Mon, 26 Jan 2009) \| 1 line Label the line ending inspect errors. ........ r50837 \| danieljames \| 2009-01-28 09:14:21 +0000 (Wed, 28 Jan 2009) \| 1 line Add scope exit to the root html file. ........ r50838 \| danieljames \| 2009-01-28 09:14:45 +0000 (Wed, 28 Jan 2009) \| 1 line Fix a link in the typeof forwarding html file. ........ r50839 \| danieljames \| 2009-01-28 09:14:56 +0000 (Wed, 28 Jan 2009) \| 1 line Fix an incorrectly escaped right arrow. ........ r50847 \| danieljames \| 2009-01-28 15:17:34 +0000 (Wed, 28 Jan 2009) \| 2 lines Fix some documentation issues with scope_exit. ........ r50848 \| danieljames \| 2009-01-28 15:32:46 +0000 (Wed, 28 Jan 2009) \| 1 line Generate the scope_exit documentation. ........ [SVN r50849]	2009-01-28 15:53:42 +00:00
Troy D. Straszheim	6b8df2a27d	merge of cmake build files from trunk per beman [SVN r50756]	2009-01-24 18:57:20 +00:00
Daniel James	e68e68276c	Rebuild the numeric/conversion and optional documentation. Which should fix a few links. [SVN r49259]	2008-10-10 21:35:16 +00:00
Daniel James	101bb76c18	Add minor documentation fixes to the release branch. (I left out the changes to the hash library). Merged via svnmerge from https://svn.boost.org/svn/boost/trunk ................ r44807 \| danieljames \| 2008-04-27 08:39:49 +0100 (Sun, 27 Apr 2008) \| 78 lines Merge in documentation fixes. Apart from the change to optional's documenation Jamfile, which I included by mistake. I wrote about this at: http://lists.boost.org/Archives/boost/2008/04/136405.php Merged revisions 44585-44806 via svnmerge from https://svn.boost.org/svn/boost/branches/doc ........ r44585 \| danieljames \| 2008-04-19 16:25:27 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix broken link to vacpp in bjam docs. ........ r44586 \| danieljames \| 2008-04-19 16:27:36 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix broken link to bcpp in bjam docs. ........ r44587 \| danieljames \| 2008-04-19 16:33:58 +0100 (Sat, 19 Apr 2008) \| 2 lines DateTime documentation - Fix a link to the serialization library. ........ r44588 \| danieljames \| 2008-04-19 16:35:36 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix some links in interprocess & intrusive. ........ r44589 \| danieljames \| 2008-04-19 16:37:39 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix some links in the python docs. ........ r44590 \| danieljames \| 2008-04-19 16:38:29 +0100 (Sat, 19 Apr 2008) \| 2 lines Work around a quickbook bug which is affecting the python docs. ........ r44591 \| danieljames \| 2008-04-19 16:39:34 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix a broken link in the numeric conversion docs. ........ r44592 \| danieljames \| 2008-04-19 16:40:45 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix some links in the optional docs. ........ r44593 \| danieljames \| 2008-04-19 16:42:09 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix link to the hash documentation from bimap. ........ r44599 \| danieljames \| 2008-04-19 18:07:33 +0100 (Sat, 19 Apr 2008) \| 2 lines Fix a typo in the format library. ........ r44600 \| danieljames \| 2008-04-19 19:20:59 +0100 (Sat, 19 Apr 2008) \| 1 line Initialise svnmerge. ........ r44641 \| danieljames \| 2008-04-20 18:59:47 +0100 (Sun, 20 Apr 2008) \| 2 lines Fix the lincense url in shared container iterator documentation. ........ r44642 \| danieljames \| 2008-04-20 19:00:00 +0100 (Sun, 20 Apr 2008) \| 2 lines Fix image link in the mpi documentation. ........ r44643 \| danieljames \| 2008-04-20 19:00:11 +0100 (Sun, 20 Apr 2008) \| 2 lines Fix a typo in the spirit docs. ........ r44644 \| danieljames \| 2008-04-20 19:00:23 +0100 (Sun, 20 Apr 2008) \| 2 lines Escape the slash so that quickbook doesn't think it the start of an italic section, and mess up the link. Refs #1844 ........ r44647 \| danieljames \| 2008-04-20 19:39:47 +0100 (Sun, 20 Apr 2008) \| 2 lines Fix another typo in spirit docs. ........ ................ r45232 \| danieljames \| 2008-05-08 22:50:19 +0100 (Thu, 08 May 2008) \| 1 line Fix some invalid xml by replacing ampersands with character entities. ................ r45576 \| danieljames \| 2008-05-20 16:39:25 +0100 (Tue, 20 May 2008) \| 20 lines Merge some small documentation fixes from the doc branch, and mark some previously merged changes as merged. Merged revisions 44811,45129,45142,45154,45281-45282,45365 via svnmerge from https://svn.boost.org/svn/boost/branches/doc ........ r45129 \| danieljames \| 2008-05-05 12:36:50 +0100 (Mon, 05 May 2008) \| 2 lines Update navbar links in boostbook. ........ r45282 \| danieljames \| 2008-05-11 14:15:31 +0100 (Sun, 11 May 2008) \| 2 lines Group functions in the hash header - requires Frank's free-function-group fix. (not included in release branch). ........ r45365 \| danieljames \| 2008-05-14 21:39:00 +0100 (Wed, 14 May 2008) \| 2 lines Add boost.root to standalone hash documentation. (not included in release branch). ........ ................ [SVN r45622]	2008-05-21 20:57:05 +00:00
Daniel James	5a1938ccf7	Rebuild a lot of documentation. [SVN r43650]	2008-03-16 11:38:32 +00:00
Matias Capeletto	4c11dcc703	optional docs new version [SVN r43257]	2008-02-14 19:35:00 +00:00
Beman Dawes	eb19cc2729	Full merge from trunk at revision 41356 of entire boost-root tree. [SVN r41370]	2007-11-25 18:38:02 +00:00
Beman Dawes	5956702c32	Full merge from trunk at revision 41356 of entire boost-root tree. [SVN r41369]	2007-11-25 18:07:19 +00:00
Beman Dawes	4ba562871e	Starting point for releases [SVN r39706]	2007-10-05 14:25:06 +00:00
nobody	3ff4258fbb	This commit was manufactured by cvs2svn to create tag 'Version_1_34_1'. [SVN r38286]	2007-07-24 19:28:14 +00:00
Stefan Seefeld	35040aab6a	Add missing newline at eof. [SVN r37425]	2007-04-12 19:43:30 +00:00
Fernando Cacciola	bfd5cc0a87	Updated single-header implementation [SVN r37420]	2007-04-12 14:25:21 +00:00
Fernando Cacciola	0fd45d73b1	Doc update to reflect latest additions [SVN r37368]	2007-04-05 18:55:22 +00:00
Fernando Cacciola	3bf8d0f1b4	Fixed incorrect BORLANDC macro [SVN r37314]	2007-03-28 21:26:19 +00:00
Fernando Cacciola	789cb2b24f	boost::none implementation fixed for bcc <= 5.6.4 [SVN r37301]	2007-03-27 16:02:57 +00:00
Fernando Cacciola	7287f2bf11	in_palce_factory.apply problem fixed [SVN r37157]	2007-03-07 20:17:23 +00:00
Fernando Cacciola	b6a1946a60	none_t/none reimplemented to avoid precompiled header issues (thanks to Joe Gottam) optional<T> now has direct relational operator optional<T>::operator-> fixed for reference types [SVN r37126]	2007-03-01 23:08:33 +00:00
Fernando Cacciola	9bbde2be14	Fixed operator->() for optional references. [SVN r37125]	2007-03-01 21:50:12 +00:00
Fernando Cacciola	f258713788	Fixed operator->() for optional references. [SVN r37124]	2007-03-01 21:39:25 +00:00
Beman Dawes	3dc3f46d66	Merged copyright and license addition [SVN r35907]	2006-11-07 19:27:00 +00:00
Rene Rivera	c23c21d9c2	Remove obsolete Boost.Build v1 files. [SVN r35880]	2006-11-06 17:10:46 +00:00
Dave Abrahams	5182283649	misused "precedence" changed to "precedent" [SVN r35831]	2006-11-04 02:13:53 +00:00
Gennaro Prota	4599ae0bfd	merge from head [removed unnamed namespace (see http://lists.boost.org/Archives/boost/2006/07/107873.php ); usual copyright/license/url fixes] [SVN r34647]	2006-07-20 23:23:09 +00:00
Dave Abrahams	9ccefc8349	workaround for Borland [SVN r34288]	2006-06-12 19:02:41 +00:00
Hartmut Kaiser	0961a6598a	Disambiguated certain constructs. [SVN r34226]	2006-06-08 01:39:40 +00:00
nobody	03248b5fd8	This commit was manufactured by cvs2svn to create branch 'RC_1_34_0'. [SVN r33417]	2006-03-21 02:26:31 +00:00