Boost-Commit mailing page: [Boost-commit] svn:boost r71048 - in trunk/libs/optional/doc: . html html/boost

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Subject: [Boost-commit] svn:boost r71048 - in trunk/libs/optional/doc: . html html/boost_optional
From: steven_at_[hidden]
Date: 2011-04-06 16:54:23

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Author: steven_watanabe
Date: 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
New Revision: 71048
URL: http://svn.boost.org/trac/boost/changeset/71048

Log:
Add assignment operators taking an InPlaceFactory to the Detailed Semantics section. Fixes #5378.
Text files modified:
   trunk/libs/optional/doc/html/boost_optional/a_note_about_optional_bool_.html | 16
   trunk/libs/optional/doc/html/boost_optional/acknowledgments.html | 154 +-
   trunk/libs/optional/doc/html/boost_optional/dependencies_and_portability.html | 16
   trunk/libs/optional/doc/html/boost_optional/detailed_semantics.html | 1983 ++++++++++++++++-----------------------
   trunk/libs/optional/doc/html/boost_optional/development.html | 229 ++--
   trunk/libs/optional/doc/html/boost_optional/examples.html | 24
   trunk/libs/optional/doc/html/boost_optional/exception_safety_guarantees.html | 62
   trunk/libs/optional/doc/html/boost_optional/implementation_notes.html | 16
   trunk/libs/optional/doc/html/boost_optional/in_place_factories.html | 30
   trunk/libs/optional/doc/html/boost_optional/optional_references.html | 52
   trunk/libs/optional/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html | 18
   trunk/libs/optional/doc/html/boost_optional/synopsis.html | 16
   trunk/libs/optional/doc/html/boost_optional/type_requirements.html | 16
   trunk/libs/optional/doc/html/index.html | 41
   trunk/libs/optional/doc/reference.qbk | 17
   15 files changed, 1201 insertions(+), 1489 deletions(-)

Modified: trunk/libs/optional/doc/html/boost_optional/a_note_about_optional_bool_.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/a_note_about_optional_bool_.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/a_note_about_optional_bool_.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>A note about optional<bool></title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. 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">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="in_place_factories.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="A note about optional<bool>">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<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<bool>">A note about
 optional<bool></a>
@@ -70,7 +70,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -78,7 +78,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="in_place_factories.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="exception_safety_guarantees.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/acknowledgments.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/acknowledgments.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/acknowledgments.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,117 +1,117 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Acknowledgments</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<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%"><tr>
<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td>
<td align="center">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="dependencies_and_portability.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a>
</div>
-<div class="section" title="Acknowledgments">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<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="id583998"></a>
+<a name="boost_optional.acknowledgments.pre_formal_review-heading"></a>
 <a class="link" href="acknowledgments.html#boost_optional.acknowledgments.pre_formal_review">Pre-formal
 review</a>
 </h4>
<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 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 class="listitem">
- Andrei Alexandrescu and Brian Parker also worked with aligned storage techniques
- and their work influenced the current implementation.
- </li>
-<li class="listitem">
- Gennadiy Rozental made extensive and important comments which shaped the
- design.
- </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 class="listitem">
- Douglas Gregor and Peter Dimov commented on comparisons and evaluation in
- boolean contexts.
- </li>
-<li class="listitem">
- Eric Friedman helped understand the issues involved with aligned storage,
- move/copy operations and exception safety.
- </li>
-<li class="listitem">
- Many others have participated with useful comments: Aleksey Gurotov, Kevlin
- Henney, David Abrahams, and others I can't recall.
- </li>
+ Peter Dimov suggested the name 'optional', and was the first to point out
+ the need for aligned storage.
+ </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 class="listitem">
+ Andrei Alexandrescu and Brian Parker also worked with aligned storage techniques
+ and their work influenced the current implementation.
+ </li>
+<li class="listitem">
+ Gennadiy Rozental made extensive and important comments which shaped the
+ design.
+ </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 class="listitem">
+ Douglas Gregor and Peter Dimov commented on comparisons and evaluation
+ in boolean contexts.
+ </li>
+<li class="listitem">
+ Eric Friedman helped understand the issues involved with aligned storage,
+ move/copy operations and exception safety.
+ </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="id584068"></a>
+<a name="boost_optional.acknowledgments.post_formal_review-heading"></a>
 <a class="link" href="acknowledgments.html#boost_optional.acknowledgments.post_formal_review">Post-formal
 review</a>
 </h4>
<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<>/smart pointer and
- about relational operators.
- </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 class="listitem">
- Augustus Saunders also explored the different relational semantics between
- optional<> and a pointer and developed the OptionalPointee concept
- as an aid against potential conflicts on generic code.
- </li>
-<li class="listitem">
- Joel de Guzman noticed that optional<> can be seen as an API on top
- of variant<T,nil_t>.
- </li>
-<li class="listitem">
- Dave Gomboc explained the meaning and usage of the Haskell analog to optional<>:
- the Maybe type constructor (analogy originally pointed out by David Sankel).
- </li>
-<li class="listitem">
- Other comments were posted by Vincent Finn, Anthony Williams, Ed Brey, Rob
- Stewart, and others.
- </li>
-<li class="listitem">
- Joel de Guzman made the case for the support of references and helped with
- the proper semantics.
- </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>
+ 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<>/smart pointer
+ and about relational operators.
+ </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 class="listitem">
+ Augustus Saunders also explored the different relational semantics between
+ optional<> and a pointer and developed the OptionalPointee concept
+ as an aid against potential conflicts on generic code.
+ </li>
+<li class="listitem">
+ Joel de Guzman noticed that optional<> can be seen as an API on top
+ of variant<T,nil_t>.
+ </li>
+<li class="listitem">
+ Dave Gomboc explained the meaning and usage of the Haskell analog to optional<>:
+ the Maybe type constructor (analogy originally pointed out by David Sankel).
+ </li>
+<li class="listitem">
+ Other comments were posted by Vincent Finn, Anthony Williams, Ed Brey,
+ Rob Stewart, and others.
+ </li>
+<li class="listitem">
+ Joel de Guzman made the case for the support of references and helped with
+ the proper semantics.
+ </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>
</ul></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -119,7 +119,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="dependencies_and_portability.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/dependencies_and_portability.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/dependencies_and_portability.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/dependencies_and_portability.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Dependencies and Portability</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="implementation_notes.html" title="Implementation Notes">
<link rel="next" href="acknowledgments.html" title="Acknowledgments">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="implementation_notes.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="acknowledgments.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Dependencies and Portability">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.dependencies_and_portability"></a><a class="link" href="dependencies_and_portability.html" title="Dependencies and Portability">Dependencies
 and Portability</a>
@@ -34,7 +34,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -42,7 +42,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="implementation_notes.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="acknowledgments.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/detailed_semantics.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/detailed_semantics.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/detailed_semantics.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Detailed Semantics</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="synopsis.html" title="Synopsis">
<link rel="next" href="examples.html" title="Examples">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="synopsis.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="examples.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="synopsis.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="examples.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Detailed Semantics">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.detailed_semantics"></a><a class="link" href="detailed_semantics.html" title="Detailed Semantics">Detailed Semantics</a>
</h2></div></div></div>
@@ -33,24 +33,24 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
- If the entry reads: <code class="computeroutput">optional<T</code>(not
- a ref)<code class="computeroutput">></code>, the description
- corresponds only to the case where <code class="computeroutput">T</code>
- is not of reference type.
- </li>
-<li class="listitem">
- If the entry reads: <code class="computeroutput">optional<T&></code>,
- the description corresponds only to the case where <code class="computeroutput">T</code>
- is of reference type.
- </li>
-<li class="listitem">
- If the entry reads: <code class="computeroutput">optional<T></code>,
- the description is the same for both cases.
- </li>
+ If the entry reads: <code class="computeroutput">optional<T</code>(not
+ a ref)<code class="computeroutput">></code>, the
+ description corresponds only to the case where <code class="computeroutput">T</code>
+ is not of reference type.
+ </li>
+<li class="listitem">
+ If the entry reads: <code class="computeroutput">optional<T&></code>, the description corresponds only
+ to the case where <code class="computeroutput">T</code> is
+ of reference type.
+ </li>
+<li class="listitem">
+ If the entry reads: <code class="computeroutput">optional<T></code>, the description is the same for both
+ cases.
+ </li>
</ul></div>
-<div class="note" title="Note"><table border="0" summary="Note">
+<div class="note"><table border="0" summary="Note">
<tr>
-<td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../../doc/html/images/note.png"></td>
+<td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../../doc/src/images/note.png"></td>
<th align="left">Note</th>
</tr>
<tr><td align="left" valign="top">
@@ -64,277 +64,201 @@
 <img src="../images/space.png" alt="space">
 
<a name="boost_optional.detailed_semantics.optional_class_member_functions"></a><h4>
-<a name="id560085"></a>
+<a name="boost_optional.detailed_semantics.optional_class_member_functions-heading"></a>
 <a class="link" href="detailed_semantics.html#boost_optional.detailed_semantics.optional_class_member_functions">optional
 class member functions</a>
 </h4>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T>::optional();</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T>::optional();</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Default-Constructs an <code class="computeroutput">optional</code>.
- </li>
+ Effect: Default-Constructs an <code class="computeroutput">optional</code>.
+ </li>
<li class="listitem">
-Postconditions:<code class="computeroutput">*this</code> is uninitialized.
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is uninitialized.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
- Notes: T's default constructor is not
- called.
- </li>
+ Notes: T's default constructor is not
+ called.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T> def ;
+ Example:
+<pre class="programlisting">optional<T> def ;
assert ( !def ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_none_t"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T>::optional( none_t );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor_none_t"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T>::optional( none_t );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Constructs an <code class="computeroutput">optional</code>
- uninitialized.
- </li>
+ Effect: Constructs an <code class="computeroutput">optional</code>
+ uninitialized.
+ </li>
<li class="listitem">
-Postconditions:<code class="computeroutput">*this</code> is uninitialized.
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is uninitialized.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Notes:<code class="computeroutput">T</code>'s
- default constructor is not called.
- The expression <code class="computeroutput">boost::none</code> denotes an instance of <code class="computeroutput">boost::none_t</code> that can be used as the parameter.
- </li>
+ Notes: <code class="computeroutput">T</code>'s
+ default constructor is not called.
+ The expression <code class="computeroutput">boost::none</code> denotes an instance of <code class="computeroutput">boost::none_t</code> that can be used as the parameter.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">#include <boost/none.hpp>
+ Example:
+<pre class="programlisting">#include <boost/none.hpp>
optional<T> n(none) ;
assert ( !n ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T </code>(not a ref)<code class="computeroutput">>::optional( T const& v )</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T </code>(not a ref)<code class="computeroutput">>::optional( T const& v )</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Directly-Constructs an <code class="computeroutput">optional</code>.
- </li>
+ Effect: Directly-Constructs an <code class="computeroutput">optional</code>.
+ </li>
<li class="listitem">
-Postconditions:<code class="computeroutput">*this</code> is initialized
- and its value is acopy of <code class="computeroutput">v</code>.
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is initialized
+ and its value is acopy of <code class="computeroutput">v</code>.
+ </li>
<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::T(
- T const& )</code> throws.
- </li>
+ Throws: Whatever <code class="computeroutput">T::T(
+ T const& )</code>
+ throws.
+ </li>
<li class="listitem">
-Notes: <code class="computeroutput">T::T(
- T const& )</code> is
- called.
- </li>
+ Notes: <code class="computeroutput">T::T(
+ T const& )</code>
+ is called.
+ </li>
<li class="listitem">
-Exception Safety: Exceptions can only be
- thrown during <code class="computeroutput">T::T( T
- const&
- );</code> in that case, this constructor
- has no effect.
- </li>
+ Exception Safety: Exceptions can only
+ be thrown during <code class="computeroutput">T::T( T
+ const&
+ );</code> in that case, this constructor
+ has no effect.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v;
+ Example:
+<pre class="programlisting">T v;
optional<T> opt(v);
assert ( *opt == v ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>::optional( T& ref )</code>
- 
-
- 
-</blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&>::optional( T& ref )</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Directly-Constructs an <code class="computeroutput">optional</code>.
- </li>
+ Effect: Directly-Constructs an <code class="computeroutput">optional</code>.
+ </li>
<li class="listitem">
-Postconditions:<code class="computeroutput">*this</code> is initialized
- and its value is an instance of an internal type wrapping the reference
- <code class="computeroutput">ref</code>.
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is initialized
+ and its value is an instance of an internal type wrapping the reference
+ <code class="computeroutput">ref</code>.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v;
+ Example:
+<pre class="programlisting">T v;
T& vref = v ;
optional<T&> opt(vref);
assert ( *opt == v ) ;
++ v ; // mutate referee
assert (*opt == v);
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_bool_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">>::optional( bool condition,
- T const& v ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>
- ::optional( bool condition,
- T&
- v )
- ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor_bool_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">>::optional( bool condition, T const& v ) ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&> ::optional( bool condition, T&
+ v ) ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem">
- If condition is true, same as:
- </li></ul></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">>::optional( T const& v )</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>
- ::optional( T&
- v )</code>
- 
-
- 
-</blockquote></div>
+ If condition is true, same as:
+ </li></ul></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">>::optional( T const& v )</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&> ::optional( T&
+ v )</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem">
- otherwise, same as:
- </li></ul></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T ['(not a
- ref)]>::optional()</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>
- ::optional()</code>
- 
-
- 
-</blockquote></div>
+ otherwise, same as:
+ </li></ul></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T ['(not a
+ ref)]>::optional()</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&> ::optional()</code>
+ </blockquote></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T </code>(not a ref)<code class="computeroutput">>::optional( optional
- const&
- rhs );</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
- </li>
-<li class="listitem">
-Postconditions: If rhs is initialized,
- <code class="computeroutput">*this</code>
- is initialized and its value is a copy of the value
- of <code class="computeroutput">rhs</code>; else <code class="computeroutput">*this</code> is uninitialized.
- </li>
-<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::T(
- T const& )</code> throws.
- </li>
+<a name="reference_optional_constructor_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T </code>(not a ref)<code class="computeroutput">>::optional( optional const& rhs );</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
+ </li>
+<li class="listitem">
+ Postconditions: If rhs is initialized,
+ <code class="computeroutput">*this</code>
+ is initialized and its value is a copy of the value
+ of <code class="computeroutput">rhs</code>; else <code class="computeroutput">*this</code> is
+ uninitialized.
+ </li>
+<li class="listitem">
+ Throws: Whatever <code class="computeroutput">T::T(
+ T const& )</code>
+ throws.
+ </li>
+<li class="listitem">
+ Notes: If rhs is initialized, <code class="computeroutput">T::T(T const& )</code>
+ is called.
+ </li>
<li class="listitem">
-Notes: If rhs is initialized, <code class="computeroutput">T::T(T const& )</code> is
- called.
- </li>
-<li class="listitem">
-Exception Safety: Exceptions can only be
- thrown during <code class="computeroutput">T::T( T
- const&
- );</code> in that case, this constructor
- has no effect.
- </li>
+ Exception Safety: Exceptions can only
+ be thrown during <code class="computeroutput">T::T( T
+ const&
+ );</code> in that case, this constructor
+ has no effect.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T> uninit ;
+ Example:
+<pre class="programlisting">optional<T> uninit ;
assert (!uninit);

optional<T> uinit2 ( uninit ) ;
@@ -346,43 +270,38 @@
optional<T> init2 ( init ) ;
assert ( init2 == init ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>::optional( optional const& rhs );</code>
- 
-
- 
-</blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&>::optional( optional const& rhs );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
- </li>
+ Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
+ </li>
+<li class="listitem">
+ Postconditions: If <code class="computeroutput">rhs</code>
+ is initialized, <code class="computeroutput">*this</code>
+ is initialized and its value is another reference to the same object referenced
+ by <code class="computeroutput">*rhs</code>;
+ else <code class="computeroutput">*this</code>
+ is uninitialized.
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Postconditions: If <code class="computeroutput">rhs</code>
- is initialized, <code class="computeroutput">*this</code>
- is initialized and its value is another reference to the same object referenced
- by <code class="computeroutput">*rhs</code>;
- else <code class="computeroutput">*this</code>
- is uninitialized.
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: If <code class="computeroutput">rhs</code>
- is initialized, both <code class="computeroutput">*this</code>
- and <code class="computeroutput">*rhs</code>
- will reefer to the same object (they alias).
- </li>
+ Notes: If <code class="computeroutput">rhs</code>
+ is initialized, both <code class="computeroutput">*this</code>
+ and <code class="computeroutput">*rhs</code>
+ will reefer to the same object (they alias).
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T&> uninit ;
+ Example:
+<pre class="programlisting">optional<T&> uninit ;
assert (!uninit);

optional<T&> uinit2 ( uninit ) ;
@@ -400,115 +319,97 @@
assert ( *init == 3 ) ;
assert ( *init2 == 3 ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_other_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">template<U> explicit optional<T</code>
- (not a ref)<code class="computeroutput">>::optional( optional<U> const& rhs );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor_other_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<U> explicit optional<T</code>
+ (not a ref)<code class="computeroutput">>::optional( optional<U> const& rhs );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
- </li>
+ Effect: Copy-Constructs an <code class="computeroutput">optional</code>.
+ </li>
<li class="listitem">
-Postconditions: If <code class="computeroutput">rhs</code>
- is initialized, <code class="computeroutput">*this</code>
- is initialized and its value is a copy of the value
- of rhs converted to type <code class="computeroutput">T</code>;
- else <code class="computeroutput">*this</code>
- is uninitialized.
- </li>
-<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::T(
- U const& )</code> throws.
- </li>
-<li class="listitem">
-Notes: <code class="computeroutput">T::T(
- U const& )</code> is
- called if <code class="computeroutput">rhs</code> is initialized,
- which requires a valid conversion from <code class="computeroutput">U</code>
- to <code class="computeroutput">T</code>.
- </li>
+ Postconditions: If <code class="computeroutput">rhs</code>
+ is initialized, <code class="computeroutput">*this</code>
+ is initialized and its value is a copy of the value
+ of rhs converted to type <code class="computeroutput">T</code>;
+ else <code class="computeroutput">*this</code>
+ is uninitialized.
+ </li>
<li class="listitem">
-Exception Safety: Exceptions can only be
- thrown during <code class="computeroutput">T::T( U
- const&
- );</code> in that case, this constructor
- has no effect.
- </li>
+ Throws: Whatever <code class="computeroutput">T::T(
+ U const& )</code>
+ throws.
+ </li>
+<li class="listitem">
+ Notes: <code class="computeroutput">T::T(
+ U const& )</code>
+ is called if <code class="computeroutput">rhs</code> is initialized,
+ which requires a valid conversion from <code class="computeroutput">U</code>
+ to <code class="computeroutput">T</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<double> x(123.4);
+ Exception Safety: Exceptions can only
+ be thrown during <code class="computeroutput">T::T( U
+ const&
+ );</code> in that case, this constructor
+ has no effect.
+ </li>
+<li class="listitem">
+ Example:
+<pre class="programlisting">optional<double> x(123.4);
assert ( *x == 123.4 ) ;

optional<int> y(x) ;
assert( *y == 123 ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_constructor_factory"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">template<InPlaceFactory>
- explicit optional<T</code>
- (not a ref)<code class="computeroutput">>::optional( InPlaceFactory const& f );</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">template<TypedInPlaceFactory>
- explicit optional<T</code>
- (not a ref)<code class="computeroutput">>::optional( TypedInPlaceFactory const& f );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_constructor_factory"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<InPlaceFactory>
+ explicit optional<T</code>
+ (not a ref)<code class="computeroutput">>::optional( InPlaceFactory const& f );</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<TypedInPlaceFactory>
+ explicit optional<T</code>
+ (not a ref)<code class="computeroutput">>::optional( TypedInPlaceFactory const& f );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: Constructs an <code class="computeroutput">optional</code>
- with a value of <code class="computeroutput">T</code> obtained
- from the factory.
- </li>
+ Effect: Constructs an <code class="computeroutput">optional</code>
+ with a value of <code class="computeroutput">T</code> obtained
+ from the factory.
+ </li>
<li class="listitem">
-Postconditions: <code class="computeroutput">*this</code> is initialized
- and its value is directly given from the factory <code class="computeroutput">f</code> (i.e., the value is
- not copied).
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is initialized
+ and its value is directly given from the factory
+ <code class="computeroutput">f</code> (i.e., the value is not copied).
+ </li>
<li class="listitem">
-Throws: Whatever the <code class="computeroutput">T</code>
- constructor called by the factory throws.
- </li>
+ Throws: Whatever the <code class="computeroutput">T</code>
+ constructor called by the factory throws.
+ </li>
<li class="listitem">
-Notes: See <a class="link" href="in_place_factories.html" title="In-Place Factories">In-Place
- Factories</a>
-</li>
+ Notes: See <a class="link" href="in_place_factories.html" title="In-Place Factories">In-Place
+ Factories</a>
+ </li>
<li class="listitem">
-Exception Safety: Exceptions can only be
- thrown during the call to the <code class="computeroutput">T</code>
- constructor used by the factory; in that case, this constructor has no effect.
- </li>
+ Exception Safety: Exceptions can only
+ be thrown during the call to the <code class="computeroutput">T</code>
+ constructor used by the factory; in that case, this constructor has no
+ effect.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">class C { C ( char, double, std::string ) ; } ;
+ Example:
+<pre class="programlisting">class C { C ( char, double, std::string ) ; } ;

C v('A',123.4,"hello");

@@ -518,55 +419,45 @@
assert ( *x == v ) ;
assert ( *y == v ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_equal_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional&
- optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( T
- const&
- rhs )
- ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Effect: Assigns the value <code class="computeroutput">rhs</code> to an <code class="computeroutput">optional</code>.
- </li>
-<li class="listitem">
-Postconditions: <code class="computeroutput">*this</code> is initialized and its value is a copy
- of <code class="computeroutput">rhs</code>.
- </li>
-<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::operator=( T const& )</code> or
- <code class="computeroutput">T::T(T
- const&)</code>
- throws.
- </li>
-<li class="listitem">
-Notes: If <code class="computeroutput">*this</code> was initialized, <code class="computeroutput">T</code>'s
- assignment operator is used, otherwise, its copy-constructor is used.
- </li>
-<li class="listitem">
-Exception Safety: In the event of an exception,
- the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
- as far as <code class="computeroutput">optional</code> is concerned
- (it is up to <code class="computeroutput">T</code>'s <code class="computeroutput">operator=()</code>).
- If <code class="computeroutput">*this</code>
- is initially uninitialized and <code class="computeroutput">T</code>'s
- copy constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
- </li>
+<a name="reference_optional_operator_equal_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional&
+ optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( T
+ const&
+ rhs )
+ ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: Assigns the value <code class="computeroutput">rhs</code> to an <code class="computeroutput">optional</code>.
+ </li>
+<li class="listitem">
+ Postconditions: <code class="computeroutput">*this</code> is initialized and its value is a
+ copy of <code class="computeroutput">rhs</code>.
+ </li>
+<li class="listitem">
+ Throws: Whatever <code class="computeroutput">T::operator=( T const& )</code> or <code class="computeroutput">T::T(T const&)</code> throws.
+ </li>
+<li class="listitem">
+ Notes: If <code class="computeroutput">*this</code> was initialized, <code class="computeroutput">T</code>'s
+ assignment operator is used, otherwise, its copy-constructor is used.
+ </li>
+<li class="listitem">
+ Exception Safety: In the event of an exception,
+ the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
+ as far as <code class="computeroutput">optional</code> is concerned
+ (it is up to <code class="computeroutput">T</code>'s <code class="computeroutput">operator=()</code>).
+ If <code class="computeroutput">*this</code>
+ is initially uninitialized and <code class="computeroutput">T</code>'s
+ copy constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T x;
+ Example:
+<pre class="programlisting">T x;
optional<T> def ;
optional<T> opt(x) ;

@@ -576,39 +467,34 @@
opt = y ;
assert ( *opt == y ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>&
- optional<T&>::operator= ( T&
- const&
- rhs )
- ;</code>
- 
-
- 
-</blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&>&
+ optional<T&>::operator= ( T&
+ const&
+ rhs )
+ ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: (Re)binds thee wrapped reference.
- </li>
+ Effect: (Re)binds thee wrapped reference.
+ </li>
<li class="listitem">
-Postconditions: <code class="computeroutput">*this</code> is initialized and it references the
- same object referenced by <code class="computeroutput">rhs</code>.
- </li>
+ Postconditions: <code class="computeroutput">*this</code> is initialized and it references the
+ same object referenced by <code class="computeroutput">rhs</code>.
+ </li>
<li class="listitem">
-Notes: If <code class="computeroutput">*this</code> was initialized, is is rebound
- to the new object. See <a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">here</a>
- for details on this behavior.
- </li>
+ Notes: If <code class="computeroutput">*this</code> was initialized, is is rebound
+ to the new object. See <a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">here</a>
+ for details on this behavior.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">int a = 1 ;
+ Example:
+<pre class="programlisting">int a = 1 ;
int b = 2 ;
T& ra = a ;
T& rb = b ;
@@ -625,59 +511,54 @@
c = 4 ;
assert ( *opt == 4 ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_equal_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional&
- optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( optional
+<a name="reference_optional_operator_equal_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional&
+ optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( optional
+ const&
+ rhs )
+ ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: Assigns another <code class="computeroutput">optional</code> to an <code class="computeroutput">optional</code>.
+ </li>
+<li class="listitem">
+ Postconditions: If <code class="computeroutput">rhs</code>
+ is initialized, <code class="computeroutput">*this</code>
+ is initialized and its value is a copy of the value
+ of <code class="computeroutput">rhs</code>; else <code class="computeroutput">*this</code> is
+ uninitialized.
+ </li>
+<li class="listitem">
+ Throws: Whatever <code class="computeroutput">T::operator( T const&)</code>
+ or <code class="computeroutput">T::T( T
 const&
- rhs )
- ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+ )</code> throws.
+ </li>
<li class="listitem">
-Effect: Assigns another <code class="computeroutput">optional</code>
- to an <code class="computeroutput">optional</code>.
- </li>
-<li class="listitem">
-Postconditions: If <code class="computeroutput">rhs</code>
- is initialized, <code class="computeroutput">*this</code>
- is initialized and its value is a copy of the value
- of <code class="computeroutput">rhs</code>; else <code class="computeroutput">*this</code> is uninitialized.
- </li>
-<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::operator( T const&)</code> or <code class="computeroutput">T::T(
- T const& )</code> throws.
- </li>
-<li class="listitem">
-Notes: If both <code class="computeroutput">*this</code> and <code class="computeroutput">rhs</code>
- are initially initialized, <code class="computeroutput">T</code>'s
- assignment operator is used. If <code class="computeroutput">*this</code> is initially initialized but <code class="computeroutput">rhs</code> is uninitialized, <code class="computeroutput">T</code>'s
- [destructor] is called. If <code class="computeroutput">*this</code> is initially uninitialized but <code class="computeroutput">rhs</code> is initialized, <code class="computeroutput">T</code>'s
- copy constructor is called.
- </li>
-<li class="listitem">
-Exception Safety: In the event of an exception,
- the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
- as far as optional is concerned (it is up to <code class="computeroutput">T</code>'s
- <code class="computeroutput">operator=()</code>).
- If <code class="computeroutput">*this</code>
- is initially uninitialized and <code class="computeroutput">T</code>'s
- copy constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
- </li>
+ Notes: If both <code class="computeroutput">*this</code> and <code class="computeroutput">rhs</code>
+ are initially initialized, <code class="computeroutput">T</code>'s
+ assignment operator is used. If <code class="computeroutput">*this</code> is initially initialized but <code class="computeroutput">rhs</code> is uninitialized, <code class="computeroutput">T</code>'s
+ [destructor] is called. If <code class="computeroutput">*this</code> is initially uninitialized but <code class="computeroutput">rhs</code> is initialized, <code class="computeroutput">T</code>'s
+ copy constructor is called.
+ </li>
+<li class="listitem">
+ Exception Safety: In the event of an exception,
+ the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
+ as far as optional is concerned (it is up to <code class="computeroutput">T</code>'s
+ <code class="computeroutput">operator=()</code>).
+ If <code class="computeroutput">*this</code>
+ is initially uninitialized and <code class="computeroutput">T</code>'s
+ copy constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v;
+ Example:
+<pre class="programlisting">T v;
optional<T> opt(v);
optional<T> def ;

@@ -685,36 +566,34 @@
assert ( !def ) ;
// previous value (copy of 'v') destroyed from within 'opt'.
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T&>
- & optional<T&>::operator= ( optional<T&> const& rhs ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Effect: (Re)binds thee wrapped reference.
- </li>
-<li class="listitem">
-Postconditions: If <code class="computeroutput">*rhs</code> is initialized, <code class="computeroutput">*this</code> is initialized and it references the
- same object referenced by <code class="computeroutput">*rhs</code>; otherwise, <code class="computeroutput">*this</code> is uninitialized (and references no object).
- </li>
-<li class="listitem">
-Notes: If <code class="computeroutput">*this</code> was initialized and so is *rhs, this
- is is rebound to the new object. See <a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">here</a>
- for details on this behavior.
- </li>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T&> & optional<T&>::operator= ( optional<T&>
+ const&
+ rhs )
+ ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: (Re)binds thee wrapped reference.
+ </li>
+<li class="listitem">
+ Postconditions: If <code class="computeroutput">*rhs</code> is initialized, <code class="computeroutput">*this</code> is initialized and it references the
+ same object referenced by <code class="computeroutput">*rhs</code>; otherwise, <code class="computeroutput">*this</code> is uninitialized (and references no
+ object).
+ </li>
+<li class="listitem">
+ Notes: If <code class="computeroutput">*this</code> was initialized and so is *rhs, this
+ is is rebound to the new object. See <a class="link" href="rebinding_semantics_for_assignment_of_optional_references.html" title="Rebinding semantics for assignment of optional references">here</a>
+ for details on this behavior.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">int a = 1 ;
+ Example:
+<pre class="programlisting">int a = 1 ;
int b = 2 ;
T& ra = a ;
T& rb = b ;
@@ -733,191 +612,179 @@
c = 4 ;
assert ( *ora == 4 ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_equal_other_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">template<U> optional&
- optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( optional<U> const& rhs ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Effect: Assigns another convertible optional
- to an optional.
- </li>
-<li class="listitem">
-Postconditions: If <code class="computeroutput">rhs</code>
- is initialized, <code class="computeroutput">*this</code>
- is initialized and its value is a copy of the value
- of <code class="computeroutput">rhs</code>converted
- to type <code class="computeroutput">T</code>; else <code class="computeroutput">*this</code> is uninitialized.
- </li>
-<li class="listitem">
-Throws: Whatever <code class="computeroutput">T::operator=( U const& )</code> or
- <code class="computeroutput">T::T( U
+<a name="reference_optional_operator_equal_other_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<U> optional&
+ optional<T</code> (not a ref)<code class="computeroutput">>::operator= ( optional<U>
 const&
- )</code> throws.
- </li>
-<li class="listitem">
-Notes: If both <code class="computeroutput">*this</code> and rhs are initially initialized, <code class="computeroutput">T</code>'s assignment operator
- (from <code class="computeroutput">U</code>) is used. If <code class="computeroutput">*this</code> is initially
- initialized but <code class="computeroutput">rhs</code> is uninitialized,
- <code class="computeroutput">T</code>'s destructor
- is called. If <code class="computeroutput">*this</code>
- is initially uninitialized but rhs is initialized, <code class="computeroutput">T</code>'s
- converting constructor (from <code class="computeroutput">U</code>)
- is called.
- </li>
-<li class="listitem">
-Exception Safety: In the event of an exception,
- the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
- as far as optional is concerned (it is up to <code class="computeroutput">T</code>'s
- <code class="computeroutput">operator=()</code>).
- If <code class="computeroutput">*this</code>
- is initially uninitialized and <code class="computeroutput">T</code>'s
- converting constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
- </li>
+ rhs )
+ ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: Assigns another convertible optional
+ to an optional.
+ </li>
+<li class="listitem">
+ Postconditions: If <code class="computeroutput">rhs</code>
+ is initialized, <code class="computeroutput">*this</code>
+ is initialized and its value is a copy of the value
+ of <code class="computeroutput">rhs</code> converted
+ to type <code class="computeroutput">T</code>; else <code class="computeroutput">*this</code> is
+ uninitialized.
+ </li>
+<li class="listitem">
+ Throws: Whatever <code class="computeroutput">T::operator=( U const& )</code> or <code class="computeroutput">T::T(
+ U const& )</code>
+ throws.
+ </li>
+<li class="listitem">
+ Notes: If both <code class="computeroutput">*this</code> and rhs are initially initialized,
+ <code class="computeroutput">T</code>'s assignment
+ operator (from <code class="computeroutput">U</code>)
+ is used. If <code class="computeroutput">*this</code>
+ is initially initialized but <code class="computeroutput">rhs</code>
+ is uninitialized, <code class="computeroutput">T</code>'s
+ destructor is called. If <code class="computeroutput">*this</code> is initially uninitialized but rhs
+ is initialized, <code class="computeroutput">T</code>'s converting
+ constructor (from <code class="computeroutput">U</code>)
+ is called.
+ </li>
+<li class="listitem">
+ Exception Safety: In the event of an exception,
+ the initialization state of <code class="computeroutput">*this</code> is unchanged and its value unspecified
+ as far as optional is concerned (it is up to <code class="computeroutput">T</code>'s
+ <code class="computeroutput">operator=()</code>).
+ If <code class="computeroutput">*this</code>
+ is initially uninitialized and <code class="computeroutput">T</code>'s
+ converting constructor fails, <code class="computeroutput">*this</code> is left properly uninitialized.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v;
+ Example:
+<pre class="programlisting">T v;
optional<T> opt0(v);
optional<U> opt1;

opt1 = opt0 ;
assert ( *opt1 == static_cast<U>(v) ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_reset_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">void optional<T</code>
- (not a ref)<code class="computeroutput">>::reset( T const& v ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem">
-Deprecated: same as <code class="computeroutput">operator= ( T
+<a name="reference_optional_operator_equal_factory"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<InPlaceFactory>
+ optional<T>& optional<T</code> (not a ref)<code class="computeroutput">>::operator=( InPlaceFactory
 const&
- v) ;</code>
-</li></ul></div>
+ f );</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">template<TypedInPlaceFactory>
+ optional<T>& optional<T</code> (not a ref)<code class="computeroutput">>::operator=( TypedInPlaceFactory
+ const&
+ f );</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Effect: Assigns an <code class="computeroutput">optional</code>
+ with a value of <code class="computeroutput">T</code> obtained
+ from the factory.
+ </li>
+<li class="listitem">
+ Postconditions: <code class="computeroutput">*this</code> is initialized
+ and its value is directly given from the factory
+ <code class="computeroutput">f</code> (i.e., the value is not copied).
+ </li>
+<li class="listitem">
+ Throws: Whatever the <code class="computeroutput">T</code>
+ constructor called by the factory throws.
+ </li>
+<li class="listitem">
+ Notes: See <a class="link" href="in_place_factories.html" title="In-Place Factories">In-Place
+ Factories</a>
+ </li>
+<li class="listitem">
+ Exception Safety: Exceptions can only
+ be thrown during the call to the <code class="computeroutput">T</code>
+ constructor used by the factory; in that case, the <code class="computeroutput">optional</code>
+ object will be left empty.
+ </li>
+</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_reset"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">void optional<T>::reset() ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_reset_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">void optional<T</code>
+ (not a ref)<code class="computeroutput">>::reset( T const& v ) ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem">
-Deprecated: Same as <code class="computeroutput">operator=( detail::none_t );</code>
-</li></ul></div>
+ Deprecated: same as <code class="computeroutput">operator= ( T
+ const&
+ v)
+ ;</code>
+ </li></ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_get"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const& optional<T</code>
- (not a ref)<code class="computeroutput">>::operator*() const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T&
- optional<T</code> (not a ref)<code class="computeroutput">>::operator*();</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const& optional<T</code>
- (not a ref)<code class="computeroutput">>::get() const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T&
- optional<T</code> (not a ref)<code class="computeroutput">>::get() ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T
- const&
- get (
- optional<T</code> (not a ref)<code class="computeroutput">> const& ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T& get ( optional<T</code>
- (not a ref)<code class="computeroutput">>
- &) ;</code>
- 
+<a name="reference_optional_reset"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">void optional<T>::reset() ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem">
+ Deprecated: Same as <code class="computeroutput">operator=( detail::none_t );</code>
+ </li></ul></div>

- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Requirements:<code class="computeroutput">*this</code> is initialized
- </li>
-<li class="listitem">
-Returns: A reference to the contained value
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: The requirement is asserted via
- <code class="computeroutput">BOOST_ASSERT()</code>.
- </li>
+ <img src="../images/space.png" alt="space">
+ 
+<a name="reference_optional_get"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const& optional<T</code>
+ (not a ref)<code class="computeroutput">>::operator*() const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T&
+ optional<T</code> (not a ref)<code class="computeroutput">>::operator*();</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const& optional<T</code>
+ (not a ref)<code class="computeroutput">>::get() const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T&
+ optional<T</code> (not a ref)<code class="computeroutput">>::get() ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T
+ const&
+ get (
+ optional<T</code> (not a ref)<code class="computeroutput">> const& ) ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T& get ( optional<T</code>
+ (not a ref)<code class="computeroutput">>
+ &) ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Requirements: <code class="computeroutput">*this</code> is initialized
+ </li>
+<li class="listitem">
+ Returns: A reference to the contained
+ value
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
+<li class="listitem">
+ Notes: The requirement is asserted via
+ <code class="computeroutput">BOOST_ASSERT()</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v ;
+ Example:
+<pre class="programlisting">T v ;
optional<T> opt ( v );
T const& u = *opt;
assert ( u == v ) ;
@@ -925,73 +792,45 @@
*opt = w ;
assert ( *opt == w ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_get_value_or_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const& optional<T</code>
- (not a ref)<code class="computeroutput">>::get_value_or(
- T const& default) const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T&
- optional<T</code> (not a ref)<code class="computeroutput">>::get_value_or( T&
- default )
- ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T
- const&
- get_optional_value_or (
- optional<T</code> (not a ref)<code class="computeroutput">> const& o, T const& default ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T& get_optional_value_or
- ( optional<T</code>
- (not a ref)<code class="computeroutput">>&
- o,
- T&
- default )
- ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Returns: A reference to the contained value,
- if any, or <code class="computeroutput">default</code>.
- </li>
+<a name="reference_optional_get_value_or_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const& optional<T</code>
+ (not a ref)<code class="computeroutput">>::get_value_or(
+ T const& default) const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T&
+ optional<T</code> (not a ref)<code class="computeroutput">>::get_value_or( T&
+ default )
+ ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T
+ const&
+ get_optional_value_or (
+ optional<T</code> (not a ref)<code class="computeroutput">> const& o, T const& default ) ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T& get_optional_value_or
+ ( optional<T</code>
+ (not a ref)<code class="computeroutput">>&
+ o, T& default ) ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Returns: A reference to the contained
+ value, if any, or <code class="computeroutput">default</code>.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v, z ;
+ Example:
+<pre class="programlisting">T v, z ;
optional<T> def;
T const& y = def.get_value_or(z);
assert ( y == z ) ;
@@ -1001,90 +840,53 @@
assert ( u == v ) ;
assert ( u != z ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const& optional<T&>::operator*() const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T &
- optional<T&>::operator*();</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const& optional<T&>::get() const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T&
- optional<T&>::get() ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T
- const&
- get (
- optional<T&>
- const&
- ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T& get ( optional<T&> &)
- ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Requirements: <code class="computeroutput">*this</code> is initialized
- </li>
-<li class="listitem">
-Returns:The
- reference contained.
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: The requirement is asserted via
- <code class="computeroutput">BOOST_ASSERT()</code>.
- </li>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const& optional<T&>::operator*() const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T &
+ optional<T&>::operator*();</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const& optional<T&>::get() const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T&
+ optional<T&>::get() ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T
+ const&
+ get (
+ optional<T&> const& ) ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T& get ( optional<T&>
+ &) ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Requirements: <code class="computeroutput">*this</code> is initialized
+ </li>
+<li class="listitem">
+ Returns: The
+ reference contained.
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
+<li class="listitem">
+ Notes: The requirement is asserted via
+ <code class="computeroutput">BOOST_ASSERT()</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v ;
+ Example:
+<pre class="programlisting">T v ;
T& vref = v ;
optional<T&> opt ( vref );
T const& vref2 = *opt;
@@ -1092,72 +894,46 @@
++ v ;
assert ( *opt == v ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_get_ptr"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const* optional<T</code>
- (not a ref)<code class="computeroutput">>::get_ptr() const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T*
- optional<T</code> (not a ref)<code class="computeroutput">>::get_ptr() ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T
- const*
- get_pointer (
- optional<T</code> (not a ref)<code class="computeroutput">> const& ) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">inline T* get_pointer
- ( optional<T</code>
- (not a ref)<code class="computeroutput">>
- &) ;</code>
- 
-
- 
-</blockquote></div>
-<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem">
-Returns: If <code class="computeroutput">*this</code> is initialized, a pointer to the contained
- value; else <code class="computeroutput">0</code> (null).
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: The contained value is permanently
- stored within <code class="computeroutput">*this</code>,
- so you should not hold nor delete this pointer
- </li>
+<a name="reference_optional_get_ptr"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const* optional<T</code>
+ (not a ref)<code class="computeroutput">>::get_ptr() const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T*
+ optional<T</code> (not a ref)<code class="computeroutput">>::get_ptr() ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T
+ const* get_pointer (
+ optional<T</code> (not a ref)<code class="computeroutput">> const& ) ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">inline T* get_pointer
+ ( optional<T</code>
+ (not a ref)<code class="computeroutput">>
+ &) ;</code>
+ </blockquote></div>
+<div class="itemizedlist"><ul class="itemizedlist" type="disc">
+<li class="listitem">
+ Returns: If <code class="computeroutput">*this</code> is initialized, a pointer to the contained
+ value; else <code class="computeroutput">0</code> (null).
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
+<li class="listitem">
+ Notes: The contained value is permanently
+ stored within <code class="computeroutput">*this</code>,
+ so you should not hold nor delete this pointer
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T v;
+ Example:
+<pre class="programlisting">T v;
optional<T> opt(v);
optional<T> const copt(v);
T* p = opt.get_ptr() ;
@@ -1165,213 +941,163 @@
assert ( p == get_pointer(opt) );
assert ( cp == get_pointer(copt) ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_arrow"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T const* optional<T</code>
- (not a ref)<code class="computeroutput">>::operator ->()
- const ;</code>
- 
-
- 
-</blockquote></div>
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">T*
- optional<T</code> (not a ref)<code class="computeroutput">>::operator
- ->() ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_operator_arrow"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T const* optional<T</code>
+ (not a ref)<code class="computeroutput">>::operator ->()
+ const ;</code>
+ </blockquote></div>
+<div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">T*
+ optional<T</code> (not a ref)<code class="computeroutput">>::operator ->() ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Requirements: <code class="computeroutput">*this</code> is initialized.
- </li>
+ Requirements: <code class="computeroutput">*this</code> is initialized.
+ </li>
<li class="listitem">
-Returns: A pointer to the contained value.
- </li>
+ Returns: A pointer to the contained value.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Notes: The requirement is asserted via
- <code class="computeroutput">BOOST_ASSERT()</code>.
- </li>
+ Notes: The requirement is asserted via
+ <code class="computeroutput">BOOST_ASSERT()</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">struct X { int mdata ; } ;
+ Example:
+<pre class="programlisting">struct X { int mdata ; } ;
X x ;
optional<X> opt (x);
opt->mdata = 2 ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_bool"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T>::operator </code>unspecified-bool-type<code class="computeroutput">() const ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_operator_bool"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T>::operator </code>unspecified-bool-type<code class="computeroutput">() const ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: An unspecified value which if used
- on a boolean context is equivalent to (<code class="computeroutput">get() != 0</code>)
- </li>
+ Returns: An unspecified value which if
+ used on a boolean context is equivalent to (<code class="computeroutput">get() != 0</code>)
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T> def ;
+ Example:
+<pre class="programlisting">optional<T> def ;
assert ( def == 0 );
optional<T> opt ( v ) ;
assert ( opt );
assert ( opt != 0 );
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_operator_not"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool optional<T>::operator!() ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_operator_not"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool optional<T>::operator!() ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: If <code class="computeroutput">*this</code> is uninitialized, <code class="computeroutput">true</code>;
- else <code class="computeroutput">false</code>.
- </li>
+ Returns: If <code class="computeroutput">*this</code> is uninitialized, <code class="computeroutput">true</code>;
+ else <code class="computeroutput">false</code>.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Notes: This operator is provided for those
- compilers which can't use the unspecified-bool-type operator
- in certain boolean contexts.
- </li>
+ Notes: This operator is provided for those
+ compilers which can't use the unspecified-bool-type operator
+ in certain boolean contexts.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T> opt ;
+ Example:
+<pre class="programlisting">optional<T> opt ;
assert ( !opt );
*opt = some_T ;

// Notice the "double-bang" idiom here.
assert ( !!opt ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_optional_is_initialized"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool optional<T>::is_initialized() const ;</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_optional_is_initialized"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool optional<T>::is_initialized()
+ const ;</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">true</code>
- if the <code class="computeroutput">optional</code> is initialized,
- <code class="computeroutput">false</code> otherwise.
- </li>
+ Returns: <code class="computeroutput">true</code>
+ if the <code class="computeroutput">optional</code> is initialized,
+ <code class="computeroutput">false</code> otherwise.
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<T> def ;
+ Example:
+<pre class="programlisting">optional<T> def ;
assert ( !def.is_initialized() );
optional<T> opt ( v ) ;
assert ( opt.is_initialized() );
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
<a name="boost_optional.detailed_semantics.free_functions"></a><h4>
-<a name="id572503"></a>
+<a name="boost_optional.detailed_semantics.free_functions-heading"></a>
 <a class="link" href="detailed_semantics.html#boost_optional.detailed_semantics.free_functions">Free functions</a>
 </h4>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_make_optional_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">> make_optional( T const& v )</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_make_optional_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">> make_optional( T const& v )</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">optional<T>(v)</code> for
- the deduced type <code class="computeroutput">T</code>
- of <code class="computeroutput">v</code>.
- </li>
+ Returns: <code class="computeroutput">optional<T>(v)</code> for the deduced type
+ <code class="computeroutput">T</code> of <code class="computeroutput">v</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">template<class T> void foo ( optional<T> const& opt ) ;
+ Example:
+<pre class="programlisting">template<class T> void foo ( optional<T> const& opt ) ;

foo ( make_optional(1+1) ) ; // Creates an optional<int>
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_make_optional_bool_value"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">> make_optional( bool condition,
- T const& v )</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_make_optional_bool_value"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">optional<T</code> (not a ref)<code class="computeroutput">> make_optional( bool condition, T const& v )</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">optional<T>(condition,v)</code> for
- the deduced type <code class="computeroutput">T</code>
- of <code class="computeroutput">v</code>.
- </li>
+ Returns: <code class="computeroutput">optional<T>(condition,v)</code>
+ for the deduced type <code class="computeroutput">T</code>
+ of <code class="computeroutput">v</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">optional<double> calculate_foo()
+ Example:
+<pre class="programlisting">optional<double> calculate_foo()
{
 double val = compute_foo();
 return make_optional(is_not_nan_and_finite(val),val);
@@ -1381,44 +1107,40 @@
if ( !v )
 error("foo wasn't computed");
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_equal_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- == ( optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_equal_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ == ( optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: If both <code class="computeroutput">x</code>
- and <code class="computeroutput">y</code> are initialized, <code class="computeroutput">(*x ==
- *y)</code>. If only <code class="computeroutput">x</code>
- or <code class="computeroutput">y</code> is initialized, <code class="computeroutput">false</code>. If both are uninitialized, <code class="computeroutput">true</code>.
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: Pointers have shallow relational
- operators while <code class="computeroutput">optional</code>
- has deep relational operators. Do not use <code class="computeroutput">operator
- ==</code> directly in generic code which
- expect to be given either an <code class="computeroutput">optional<T></code>
- or a pointer; use equal_pointees()
- instead
- </li>
+ Returns: If both <code class="computeroutput">x</code>
+ and <code class="computeroutput">y</code> are initialized,
+ <code class="computeroutput">(*x
+ == *y)</code>. If
+ only <code class="computeroutput">x</code> or <code class="computeroutput">y</code> is initialized, <code class="computeroutput">false</code>.
+ If both are uninitialized, <code class="computeroutput">true</code>.
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
+<li class="listitem">
+ Notes: Pointers have shallow relational
+ operators while <code class="computeroutput">optional</code>
+ has deep relational operators. Do not use <code class="computeroutput">operator
+ ==</code> directly in generic code which
+ expect to be given either an <code class="computeroutput">optional<T></code> or a pointer; use equal_pointees()
+ instead
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T x(12);
+ Example:
+<pre class="programlisting">T x(12);
T y(12);
T z(21);
optional<T> def0 ;
@@ -1441,45 +1163,41 @@
assert ( optX == optY ) ;
assert ( optX != optZ ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_less_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- < (
- optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_less_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ < ( optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: If <code class="computeroutput">y</code>
- is not initialized, <code class="computeroutput">false</code>. If
- <code class="computeroutput">y</code> is initialized and <code class="computeroutput">x</code> is not initialized, <code class="computeroutput">true</code>.
- If both <code class="computeroutput">x</code> and <code class="computeroutput">y</code> are initialized, <code class="computeroutput">(*x < *y)</code>.
- </li>
-<li class="listitem">
-Throws: Nothing.
- </li>
-<li class="listitem">
-Notes: Pointers have shallow relational
- operators while <code class="computeroutput">optional</code>
- has deep relational operators. Do not use <code class="computeroutput">operator
- <</code> directly in generic code which
- expect to be given either an <code class="computeroutput">optional<T></code>
- or a pointer; use less_pointees()
- instead.
- </li>
+ Returns: If <code class="computeroutput">y</code>
+ is not initialized, <code class="computeroutput">false</code>.
+ If <code class="computeroutput">y</code> is initialized and
+ <code class="computeroutput">x</code> is not initialized,
+ <code class="computeroutput">true</code>. If both <code class="computeroutput">x</code> and <code class="computeroutput">y</code>
+ are initialized, <code class="computeroutput">(*x
+ < *y)</code>.
+ </li>
+<li class="listitem">
+ Throws: Nothing.
+ </li>
+<li class="listitem">
+ Notes: Pointers have shallow relational
+ operators while <code class="computeroutput">optional</code>
+ has deep relational operators. Do not use <code class="computeroutput">operator
+ <</code> directly in generic code which
+ expect to be given either an <code class="computeroutput">optional<T></code> or a pointer; use less_pointees()
+ instead.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T x(12);
+ Example:
+<pre class="programlisting">T x(12);
T y(34);
optional<T> def ;
optional<T> optX(x);
@@ -1499,157 +1217,124 @@
assert ( optX == optY ) ;
assert ( optX != optZ ) ;
</pre>
-</li>
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_not_equal_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- != ( optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_not_equal_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ != ( optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">!(
- x ==
- y );</code>
-</li>
+ Returns: <code class="computeroutput">!(
+ x ==
+ y );</code>
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_greater_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- > (
- optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_greater_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ > ( optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">(
- y <
- x );</code>
-</li>
+ Returns: <code class="computeroutput">(
+ y <
+ x );</code>
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_less_or_equal_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- <= (
- optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_less_or_equal_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ <= (
+ optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">!(
- y<x );</code>
-</li>
+ Returns: <code class="computeroutput">!(
+ y<x );</code>
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_operator_compare_greater_or_equal_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">bool operator
- >= (
- optional<T> const& x, optional<T> const& y );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_operator_compare_greater_or_equal_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">bool operator
+ >= (
+ optional<T> const& x, optional<T>
+ const&
+ y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Returns: <code class="computeroutput">!(
- x<y );</code>
-</li>
+ Returns: <code class="computeroutput">!(
+ x<y );</code>
+ </li>
<li class="listitem">
-Throws: Nothing.
- </li>
+ Throws: Nothing.
+ </li>
</ul></div>

 <img src="../images/space.png" alt="space">
 
-<a name="reference_swap_optional_optional"></a>
- 
-<div class="blockquote"><blockquote class="blockquote">
-
- 
-
- <code class="computeroutput">void swap
- ( optional<T>& x, optional<T>& y
- );</code>
- 
-
- 
-</blockquote></div>
+<a name="reference_swap_optional_optional"></a><div class="blockquote"><blockquote class="blockquote">
+ <code class="computeroutput">void swap
+ ( optional<T>&
+ x, optional<T>& y );</code>
+ </blockquote></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Effect: If both <code class="computeroutput">x</code>
- and <code class="computeroutput">y</code> are initialized, calls
- <code class="computeroutput">swap(*x,*y)</code> using <code class="computeroutput">std::swap</code>.
- If only one is initialized, say <code class="computeroutput">x</code>,
- calls: <code class="computeroutput">y.reset(*x); x.reset();</code> If none is initialized, does nothing.
- </li>
-<li class="listitem">
-Postconditions: The states of <code class="computeroutput">x</code> and <code class="computeroutput">y</code>
- interchanged.
- </li>
-<li class="listitem">
-Throws: If both are initialized, whatever
- <code class="computeroutput">swap(T&,T&)</code>
- throws. If only one is initialized, whatever <code class="computeroutput">T::T (
- T const& )</code> throws.
- </li>
-<li class="listitem">
-Notes: If both are initialized, <code class="computeroutput">swap(T&,T&)</code> is used unqualified but with <code class="computeroutput">std::swap</code>
- introduced in scope. If only one is initialized, <code class="computeroutput">T::~T()</code>
- and <code class="computeroutput">T::T( T
- const&
- )</code> is called.
- </li>
+ Effect: If both <code class="computeroutput">x</code>
+ and <code class="computeroutput">y</code> are initialized,
+ calls <code class="computeroutput">swap(*x,*y)</code> using <code class="computeroutput">std::swap</code>.
+ If only one is initialized, say <code class="computeroutput">x</code>,
+ calls: <code class="computeroutput">y.reset(*x); x.reset();</code> If none is initialized, does nothing.
+ </li>
+<li class="listitem">
+ Postconditions: The states of <code class="computeroutput">x</code> and <code class="computeroutput">y</code>
+ interchanged.
+ </li>
+<li class="listitem">
+ Throws: If both are initialized, whatever
+ <code class="computeroutput">swap(T&,T&)</code>
+ throws. If only one is initialized, whatever <code class="computeroutput">T::T ( T const& )</code> throws.
+ </li>
+<li class="listitem">
+ Notes: If both are initialized, <code class="computeroutput">swap(T&,T&)</code>
+ is used unqualified but with <code class="computeroutput">std::swap</code>
+ introduced in scope. If only one is initialized, <code class="computeroutput">T::~T()</code> and <code class="computeroutput">T::T(
+ T const& )</code>
+ is called.
+ </li>
<li class="listitem">
-Exception Safety: If both are initialized,
- this operation has the exception safety guarantees of <code class="computeroutput">swap(T&,T&)</code>.
- If only one is initialized, it has the same basic guarantee as <code class="computeroutput">optional<T>::reset( T const& )</code>.
- </li>
+ Exception Safety: If both are initialized,
+ this operation has the exception safety guarantees of <code class="computeroutput">swap(T&,T&)</code>.
+ If only one is initialized, it has the same basic guarantee as <code class="computeroutput">optional<T>::reset( T const& )</code>.
+ </li>
<li class="listitem">
-Example:<pre class="programlisting">T x(12);
+ Example:
+<pre class="programlisting">T x(12);
T y(21);
optional<T> def0 ;
optional<T> def1 ;
@@ -1668,12 +1353,12 @@
assert ( *optX == y );
assert ( *optY == x );
</pre>
-</li>
+ </li>
</ul></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -1681,7 +1366,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="synopsis.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="examples.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="synopsis.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="examples.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/development.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/development.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/development.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,28 +1,28 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Development</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="prev" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="prev" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="next" href="synopsis.html" title="Synopsis">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="../index.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="synopsis.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Development">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.development"></a><a class="link" href="development.html" title="Development">Development</a>
</h2></div></div></div>
@@ -31,7 +31,7 @@
<dt>The semantics</dt>
<dt>The Interface</dt>
</dl></div>
-<div class="section" title="The models">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -112,63 +112,63 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-deep-copy semantics: copies of the variant
- implies copies of the value.
- </li>
-<li class="listitem">
-deep-relational semantics: comparisons
- between variants matches both current types and values
- </li>
-<li class="listitem">
- If the variant's current type is <code class="computeroutput">T</code>,
- it is modeling an initialized optional.
- </li>
-<li class="listitem">
- If the variant's current type is not <code class="computeroutput">T</code>,
- it is modeling an uninitialized optional.
- </li>
-<li class="listitem">
- Testing if the variant's current type is <code class="computeroutput">T</code>
- models testing if the optional is initialized
- </li>
-<li class="listitem">
- Trying to extract a <code class="computeroutput">T</code> from
- a variant when its current type is not <code class="computeroutput">T</code>,
- models the undefined behavior of trying to access the value of an uninitialized
- optional
- </li>
+ deep-copy semantics: copies of the variant
+ implies copies of the value.
+ </li>
+<li class="listitem">
+ deep-relational semantics: comparisons
+ between variants matches both current types and values
+ </li>
+<li class="listitem">
+ If the variant's current type is <code class="computeroutput">T</code>,
+ it is modeling an initialized optional.
+ </li>
+<li class="listitem">
+ If the variant's current type is not <code class="computeroutput">T</code>,
+ it is modeling an uninitialized optional.
+ </li>
+<li class="listitem">
+ Testing if the variant's current type is <code class="computeroutput">T</code>
+ models testing if the optional is initialized
+ </li>
+<li class="listitem">
+ Trying to extract a <code class="computeroutput">T</code>
+ from a variant when its current type is not <code class="computeroutput">T</code>,
+ models the undefined behavior of trying to access the value of an uninitialized
+ optional
+ </li>
</ul></div>

 Single-element container:
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-deep-copy semantics: copies of the container
- implies copies of the value.
- </li>
-<li class="listitem">
-deep-relational semantics: comparisons
- between containers compare container size and if match, contained value
- </li>
-<li class="listitem">
- If the container is not empty (contains an object of type <code class="computeroutput">T</code>), it is modeling an initialized
- optional.
- </li>
-<li class="listitem">
- If the container is empty, it is modeling an uninitialized
- optional.
- </li>
-<li class="listitem">
- Testing if the container is empty models testing if the optional is initialized
- </li>
-<li class="listitem">
- Trying to extract a <code class="computeroutput">T</code> from
- an empty container models the undefined behavior of trying to access the
- value of an uninitialized optional
- </li>
+ deep-copy semantics: copies of the container
+ implies copies of the value.
+ </li>
+<li class="listitem">
+ deep-relational semantics: comparisons
+ between containers compare container size and if match, contained value
+ </li>
+<li class="listitem">
+ If the container is not empty (contains an object of type <code class="computeroutput">T</code>), it is modeling an initialized
+ optional.
+ </li>
+<li class="listitem">
+ If the container is empty, it is modeling an uninitialized
+ optional.
+ </li>
+<li class="listitem">
+ Testing if the container is empty models testing if the optional is initialized
+ </li>
+<li class="listitem">
+ Trying to extract a <code class="computeroutput">T</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" title="The semantics">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -195,56 +195,57 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-Default Construction: To introduce a formally
- uninitialized wrapped object.
- </li>
-<li class="listitem">
-Direct Value Construction via copy: To
- introduce a formally initialized wrapped object whose value is obtained
- as a copy of some object.
- </li>
-<li class="listitem">
-Deep Copy Construction: To obtain a new
- yet equivalent wrapped object.
- </li>
-<li class="listitem">
-Direct Value Assignment (upon initialized):
- To assign a value to the wrapped object.
- </li>
-<li class="listitem">
-Direct Value Assignment (upon uninitialized):
- To initialize the wrapped object with a value obtained as a copy of some
- object.
- </li>
-<li class="listitem">
-Assignment (upon initialized): To assign
- to the wrapped object the value of another wrapped object.
- </li>
-<li class="listitem">
-Assignment (upon uninitialized): To initialize
- the wrapped object with value of another wrapped object.
- </li>
-<li class="listitem">
-Deep Relational Operations (when supported by the
- type T): To compare wrapped object values taking into account
- the presence of uninitialized states.
- </li>
-<li class="listitem">
-Value access: To unwrap the wrapped object.
- </li>
-<li class="listitem">
-Initialization state query: To determine
- if the object is formally initialized or not.
- </li>
-<li class="listitem">
-Swap: To exchange wrapped objects. (with
- whatever exception safety guarantees are provided by <code class="computeroutput">T</code>'s
- swap).
- </li>
-<li class="listitem">
-De-initialization: To release the wrapped
- object (if any) and leave the wrapper in the uninitialized state.
- </li>
+ Default Construction: To introduce a
+ formally uninitialized wrapped object.
+ </li>
+<li class="listitem">
+ Direct Value Construction via copy:
+ To introduce a formally initialized wrapped object whose value is obtained
+ as a copy of some object.
+ </li>
+<li class="listitem">
+ Deep Copy Construction: To obtain a
+ new yet equivalent wrapped object.
+ </li>
+<li class="listitem">
+ Direct Value Assignment (upon initialized):
+ To assign a value to the wrapped object.
+ </li>
+<li class="listitem">
+ Direct Value Assignment (upon uninitialized):
+ To initialize the wrapped object with a value obtained as a copy of some
+ object.
+ </li>
+<li class="listitem">
+ Assignment (upon initialized): To assign
+ to the wrapped object the value of another wrapped object.
+ </li>
+<li class="listitem">
+ Assignment (upon uninitialized): To
+ initialize the wrapped object with value of another wrapped object.
+ </li>
+<li class="listitem">
+ Deep Relational Operations (when supported by the
+ type T): To compare wrapped object values taking into account
+ the presence of uninitialized states.
+ </li>
+<li class="listitem">
+ Value access: To unwrap the wrapped
+ object.
+ </li>
+<li class="listitem">
+ Initialization state query: To determine
+ if the object is formally initialized or not.
+ </li>
+<li class="listitem">
+ Swap: To exchange wrapped objects. (with
+ whatever exception safety guarantees are provided by <code class="computeroutput">T</code>'s
+ swap).
+ </li>
+<li class="listitem">
+ De-initialization: To release the wrapped
+ object (if any) and leave the wrapper in the uninitialized state.
+ </li>
</ul></div>

 Additional operations are useful, such as converting constructors and converting
@@ -252,7 +253,7 @@
 via a pointer to the wrapped object or null.
 
</div>
-<div class="section" title="The Interface">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -292,7 +293,7 @@
 itself which are supported by a special interface.
 
<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="id555569"></a>
+<a name="boost_optional.development.the_interface.lexically_hinted_value_access_in_the_presence_of_possibly_untitialized_optional_objects__the_operators___and___gt_-heading"></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 -></a>
@@ -357,7 +358,7 @@
 incarnated by pointers.
 
<a name="boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee"></a><h5>
-<a name="id555831"></a>
+<a name="boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee-heading"></a>
 <a class="link" href="development.html#boost_optional.development.the_interface.optional_lt_t_gt__as_a_model_of_optionalpointee">Optional<T>
 as a model of OptionalPointee</a>
 </h5>
@@ -367,9 +368,9 @@
 about the possibly uninitialized state appealing to the familiar pointer
 semantics w.r.t. to null pointers.
 
-<div class="warning" title="Warning"><table border="0" summary="Warning">
+<div class="warning"><table border="0" summary="Warning">
<tr>
-<td rowspan="2" align="center" valign="top" width="25"><img alt="[Warning]" src="../../../../../doc/html/images/warning.png"></td>
+<td rowspan="2" align="center" valign="top" width="25"><img alt="[Warning]" src="../../../../../doc/src/images/warning.png"></td>
<th align="left">Warning</th>
</tr>
<tr><td align="left" valign="top">
@@ -398,7 +399,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -406,7 +407,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="../index.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="synopsis.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/examples.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/examples.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/examples.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Examples</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="detailed_semantics.html" title="Detailed Semantics">
<link rel="next" href="optional_references.html" title="Optional references">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="detailed_semantics.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Examples">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.examples"></a><a class="link" href="examples.html" title="Examples">Examples</a>
</h2></div></div></div>
@@ -36,7 +36,7 @@
<dt><a href="examples.html#boost_optional.examples.bypassing_expensive_unnecessary_default_construction">Bypassing
 expensive unnecessary default construction</a></dt>
</dl></div>
-<div class="section" title="Optional return values">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -57,7 +57,7 @@
}
</pre>
</div>
-<div class="section" title="Optional local variables">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -78,7 +78,7 @@
else print("employer's name not found!");
</pre>
</div>
-<div class="section" title="Optional data members">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -116,7 +116,7 @@
};
</pre>
</div>
-<div class="section" title="Bypassing expensive unnecessary default construction">
+<div class="section">
<div class="titlepage"><div><div><h3 class="title">
<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>
@@ -133,7 +133,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -141,7 +141,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="detailed_semantics.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="optional_references.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/exception_safety_guarantees.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/exception_safety_guarantees.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/exception_safety_guarantees.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Exception Safety Guarantees</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="a_note_about_optional_bool_.html" title="A note about optional<bool>">
<link rel="next" href="type_requirements.html" title="Type requirements">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="a_note_about_optional_bool_.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="type_requirements.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="a_note_about_optional_bool_.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="type_requirements.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Exception Safety Guarantees">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.exception_safety_guarantees"></a><a class="link" href="exception_safety_guarantees.html" title="Exception Safety Guarantees">Exception Safety
 Guarantees</a>
@@ -32,20 +32,28 @@
 Notes</a>), all of the assignment methods:
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem"><code class="computeroutput">optional<T>::operator= ( optional<T>
- const&
- )</code></li>
-<li class="listitem"><code class="computeroutput">optional<T>::operator= ( T const& )</code></li>
-<li class="listitem"><code class="computeroutput">template<class U> optional<T>::operator= ( optional<U>
- const&
- )</code></li>
-<li class="listitem"><code class="computeroutput">template<class InPlaceFactory> optional<T>::operator= ( InPlaceFactory
- const&
- )</code></li>
-<li class="listitem"><code class="computeroutput">template<class TypedInPlaceFactory> optional<T>::operator= ( TypedInPlaceFactory
- const&
- ) </code></li>
-<li class="listitem"><code class="computeroutput">optional<T>:::reset ( T const&)</code></li>
+<li class="listitem">
+ <code class="computeroutput">optional<T>::operator= ( optional<T> const& )</code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">optional<T>::operator= ( T const& )</code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">template<class U> optional<T>::operator= ( optional<U> const& )</code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">template<class InPlaceFactory> optional<T>::operator= ( InPlaceFactory
+ const&
+ )</code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">template<class TypedInPlaceFactory> optional<T>::operator= ( TypedInPlaceFactory
+ const&
+ ) </code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">optional<T>:::reset ( T const&)</code>
+ </li>
</ul></div>

 Can only guarantee the basic
@@ -57,8 +65,12 @@
 On the other hand, the uninitializing methods:
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
-<li class="listitem"><code class="computeroutput">optional<T>::operator= ( detail::none_t )</code></li>
-<li class="listitem"><code class="computeroutput">optional<T>::reset()</code></li>
+<li class="listitem">
+ <code class="computeroutput">optional<T>::operator= ( detail::none_t )</code>
+ </li>
+<li class="listitem">
+ <code class="computeroutput">optional<T>::reset()</code>
+ </li>
</ul></div>

 Provide the no-throw guarantee (assuming a no-throw <code class="computeroutput">T::~T()</code>)
@@ -112,7 +124,7 @@
}
</pre>
<a name="boost_optional.exception_safety_guarantees.swap"></a><h4>
-<a name="id583497"></a>
+<a name="boost_optional.exception_safety_guarantees.swap-heading"></a>
 <a class="link" href="exception_safety_guarantees.html#boost_optional.exception_safety_guarantees.swap">Swap</a>
 </h4>

@@ -126,7 +138,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -134,7 +146,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="a_note_about_optional_bool_.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="type_requirements.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="a_note_about_optional_bool_.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="type_requirements.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/implementation_notes.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/implementation_notes.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/implementation_notes.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Implementation Notes</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="type_requirements.html" title="Type requirements">
<link rel="next" href="dependencies_and_portability.html" title="Dependencies and Portability">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="type_requirements.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="dependencies_and_portability.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="type_requirements.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="dependencies_and_portability.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Implementation Notes">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.implementation_notes"></a><a class="link" href="implementation_notes.html" title="Implementation Notes">Implementation Notes</a>
</h2></div></div></div>
@@ -41,7 +41,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -49,7 +49,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="type_requirements.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="dependencies_and_portability.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a>
+<a accesskey="p" href="type_requirements.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="dependencies_and_portability.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/in_place_factories.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/in_place_factories.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/in_place_factories.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>In-Place Factories</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<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<bool>">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="a_note_about_optional_bool_.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="In-Place Factories">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<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>
@@ -129,14 +129,14 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
-TypedInPlaceFactories: those which
- take the target type as a primary template parameter.
- </li>
+ TypedInPlaceFactories: those which
+ take the target type as a primary template parameter.
+ </li>
<li class="listitem">
-InPlaceFactories: those with a template
- <code class="computeroutput">construct(void*)</code> member
- function taking the target type.
- </li>
+ InPlaceFactories: those with a template
+ <code class="computeroutput">construct(void*)</code> member
+ function taking the target type.
+ </li>
</ul></div>

 Within each group, all the family members differ only in the number of parameters
@@ -182,7 +182,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -190,7 +190,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="a_note_about_optional_bool_.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/optional_references.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/optional_references.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/optional_references.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Optional references</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. 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">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="examples.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Optional references">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.optional_references"></a><a class="link" href="optional_references.html" title="Optional references">Optional references</a>
</h2></div></div></div>
@@ -37,20 +37,20 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
- Converting constructors
- </li>
+ Converting constructors
+ </li>
<li class="listitem">
- Converting assignment
- </li>
+ Converting assignment
+ </li>
<li class="listitem">
- InPlace construction
- </li>
+ InPlace construction
+ </li>
<li class="listitem">
- InPlace assignment
- </li>
+ InPlace assignment
+ </li>
<li class="listitem">
- Value-access via pointer
- </li>
+ Value-access via pointer
+ </li>
</ul></div>

 Also, even though <code class="computeroutput">optional<T&></code>
@@ -59,19 +59,19 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
- Copies of <code class="computeroutput">optional<T&></code>
- will copy the references but all these references will nonetheless reefer
- to the same object.
- </li>
-<li class="listitem">
- Value-access will actually provide access to the referenced object rather
- than the reference itself.
- </li>
+ Copies of <code class="computeroutput">optional<T&></code>
+ will copy the references but all these references will nonetheless reefer
+ to the same object.
+ </li>
+<li class="listitem">
+ Value-access will actually provide access to the referenced object rather
+ than the reference itself.
+ </li>
</ul></div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -79,7 +79,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="examples.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="rebinding_semantics_for_assignment_of_optional_references.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/rebinding_semantics_for_assignment_of_optional_references.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<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 V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. 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>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="optional_references.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Rebinding semantics for assignment of optional references">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<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>
@@ -70,7 +70,7 @@
assert(b==3);
</pre>
<a name="boost_optional.rebinding_semantics_for_assignment_of_optional_references.rationale"></a><h4>
-<a name="id579234"></a>
+<a name="boost_optional.rebinding_semantics_for_assignment_of_optional_references.rationale-heading"></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>

@@ -134,7 +134,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -142,7 +142,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="optional_references.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="in_place_factories.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/synopsis.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/synopsis.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/synopsis.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Synopsis</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="development.html" title="Development">
<link rel="next" href="detailed_semantics.html" title="Detailed Semantics">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="development.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="detailed_semantics.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Synopsis">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.synopsis"></a><a class="link" href="synopsis.html" title="Synopsis">Synopsis</a>
</h2></div></div></div>
@@ -136,7 +136,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -144,7 +144,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="development.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="detailed_semantics.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/boost_optional/type_requirements.html
==============================================================================
--- trunk/libs/optional/doc/html/boost_optional/type_requirements.html (original)
+++ trunk/libs/optional/doc/html/boost_optional/type_requirements.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>Type requirements</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
-<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="../index.html" title="Chapter 1. Boost.Optional">
+<link rel="up" href="../index.html" title="Chapter 1. Boost.Optional">
<link rel="prev" href="exception_safety_guarantees.html" title="Exception Safety Guarantees">
<link rel="next" href="implementation_notes.html" title="Implementation Notes">
</head>
@@ -13,16 +13,16 @@
<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">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="exception_safety_guarantees.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
-<div class="section" title="Type requirements">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="boost_optional.type_requirements"></a><a class="link" href="type_requirements.html" title="Type requirements">Type requirements</a>
</h2></div></div></div>
@@ -39,7 +39,7 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003 -2007 Fernando Luis Cacciola Carballal
+<td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -47,7 +47,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<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>
+<a accesskey="p" href="exception_safety_guarantees.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../index.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../index.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="implementation_notes.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
</div>
</body>
</html>

Modified: trunk/libs/optional/doc/html/index.html
==============================================================================
--- trunk/libs/optional/doc/html/index.html (original)
+++ trunk/libs/optional/doc/html/index.html 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -1,33 +1,33 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
-<title>Chapter 1. Boost.Optional</title>
+<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
+<title>Chapter 1. Boost.Optional</title>
<link rel="stylesheet" href="boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
-<link rel="home" href="index.html" title="Chapter 1. Boost.Optional">
+<link rel="home" href="index.html" title="Chapter 1. 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%"><tr>
<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../boost.png"></td>
<td align="center">Home</td>
-<td align="center">Libraries</td>
+<td align="center">Libraries</td>
<td align="center">People</td>
<td align="center">FAQ</td>
<td align="center">More</td>
</tr></table>
<hr>
-<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 1. Boost.Optional">
+<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a></div>
+<div class="chapter">
<div class="titlepage"><div>
<div><h2 class="title">
-<a name="optional"></a>Chapter 1. Boost.Optional</h2></div>
+<a name="optional"></a>Chapter 1. Boost.Optional</h2></div>
<div><div class="author"><h3 class="author">
Fernando Luis Cacciola Carballal
</h3></div></div>
-<div>Copyright © 2003 -2007 Fernando Luis Cacciola Carballal</div>
-<div><div class="legalnotice" title="Legal Notice">
-<a name="id553943"></a>
+<div>Copyright © 2003-2007 Fernando Luis Cacciola Carballal</div>
+<div><div class="legalnotice">
+<a name="id3012019"></a>
 Distributed under the Boost Software License, Version 1.0. (See accompanying
 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
@@ -71,7 +71,7 @@
<dt>Acknowledgments</dt>
</dl>
</div>
-<div class="section" title="Motivation">
+<div class="section">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="optional.motivation"></a><a class="link" href="index.html#optional.motivation" title="Motivation">Motivation</a>
</h2></div></div></div>
@@ -81,15 +81,14 @@
 
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem">
- (A) <code class="computeroutput">double sqrt(double n
- );</code>
-</li>
+ (A) <code class="computeroutput">double sqrt(double n );</code>
+ </li>
<li class="listitem">
- (B) <code class="computeroutput">char get_async_input();</code>
-</li>
+ (B) <code class="computeroutput">char get_async_input();</code>
+ </li>
<li class="listitem">
- (C) <code class="computeroutput">point polygon::get_any_point_effectively_inside();</code>
-</li>
+ (C) <code class="computeroutput">point polygon::get_any_point_effectively_inside();</code>
+ </li>
</ul></div>

 There are different approaches to the issue of not having a value to return.
@@ -162,14 +161,12 @@
 Clearly, we need a better idiom.
 
</div>
-
- 
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
-<td align="left">Last revised: November 20, 2009 at 10:24:28 GMT</td>
+<td align="left">Last revised: April 06, 2011 at 20:44:42 GMT</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="../../../../doc/html/images/next.png" alt="Next"></a></div>
+<div class="spirit-nav"><a accesskey="n" href="boost_optional/development.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a></div>
</body>
</html>

Modified: trunk/libs/optional/doc/reference.qbk
==============================================================================
--- trunk/libs/optional/doc/reference.qbk (original)
+++ trunk/libs/optional/doc/reference.qbk 2011-04-06 16:54:18 EDT (Wed, 06 Apr 2011)
@@ -500,6 +500,23 @@

__SPACE__

+[#reference_optional_operator_equal_factory]
+
+[: `template<InPlaceFactory> optional<T>& optional<T` ['(not a ref)]`>::operator=( InPlaceFactory const& f );`]
+[: `template<TypedInPlaceFactory> optional<T>& optional<T` ['(not a ref)]`>::operator=( TypedInPlaceFactory const& f );`]
+
+* [*Effect:] Assigns an `optional` with a value of `T` obtained from the
+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 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, the `optional` object
+will be left empty.
+
+__SPACE__
+
[#reference_optional_reset_value]

[: `void optional<T` ['(not a ref)]`>::reset( T const& v ) ;`]

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