diff --git a/doc/21_ref_none.qbk b/doc/21_ref_none.qbk index 011eff7..65eaa81 100644 --- a/doc/21_ref_none.qbk +++ b/doc/21_ref_none.qbk @@ -17,8 +17,8 @@ namespace boost { class none_t {/* see below */}; -const none_t none (/* see below */); - +inline constexpr none_t none (/* see below */); + } // namespace boost ``` diff --git a/doc/91_relnotes.qbk b/doc/91_relnotes.qbk index e4a5eaa..79f881f 100644 --- a/doc/91_relnotes.qbk +++ b/doc/91_relnotes.qbk @@ -11,18 +11,24 @@ [section:relnotes Release Notes] +[heading Boost Release 1.75] + +* `boost::none` is `constexpr`-declared. + +* Fixed [@https://github.com/boostorg/optional/issues/78 issue #78]. + [heading Boost Release 1.73] * Fixed [@https://github.com/boostorg/optional/issues/78 issue #78]. -* `boost::none` is now declared as an inline variable (on compilers taht support it): there is only one instance of `boost::none` across all translation units. +* `boost::none` is now declared as an inline variable (on compilers taht support it): there is only one instance of `boost::none` across all translation units. * Fixed a number of compilation errors in GCC 4.4.7 in `optional` for trivial `T`s. Thanks to Robert Leahy for the fix. For details see [@https://github.com/boostorg/optional/pull/80 pr #78]. -* Now surpressing warning `-Wweak-vtables`. +* Now surpressing warning `-Wweak-vtables`. [heading Boost Release 1.69] * Remove deprecation mark from `reset()` method (without arguments). * Fixed [@https://github.com/boostorg/optional/issues/59 issue #59]. -* Fixed bug with initialization of certain wrapper types in clang with -std=c++03. See [@https://github.com/boostorg/optional/pull/64 pr #64]. +* Fixed bug with initialization of certain wrapper types in clang with -std=c++03. See [@https://github.com/boostorg/optional/pull/64 pr #64]. [heading Boost Release 1.68] diff --git a/doc/html/boost_optional/acknowledgements.html b/doc/html/boost_optional/acknowledgements.html index c6f9f2f..eff2ed8 100644 --- a/doc/html/boost_optional/acknowledgements.html +++ b/doc/html/boost_optional/acknowledgements.html @@ -1,6 +1,6 @@ - + Acknowledgements @@ -116,7 +116,7 @@ -
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/dependencies_and_portability.html b/doc/html/boost_optional/dependencies_and_portability.html index bc235f8..b907529 100644 --- a/doc/html/boost_optional/dependencies_and_portability.html +++ b/doc/html/boost_optional/dependencies_and_portability.html @@ -1,6 +1,6 @@ - + Dependencies and Portability @@ -77,7 +77,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/dependencies_and_portability/emplace_operations_in_older_compilers.html b/doc/html/boost_optional/dependencies_and_portability/emplace_operations_in_older_compilers.html index a35c4a2..fbf541f 100644 --- a/doc/html/boost_optional/dependencies_and_portability/emplace_operations_in_older_compilers.html +++ b/doc/html/boost_optional/dependencies_and_portability/emplace_operations_in_older_compilers.html @@ -1,6 +1,6 @@ - + Emplace operations in older compilers @@ -76,7 +76,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/dependencies_and_portability/optional_reference_binding.html b/doc/html/boost_optional/dependencies_and_portability/optional_reference_binding.html index 7a191d2..b2e6741 100644 --- a/doc/html/boost_optional/dependencies_and_portability/optional_reference_binding.html +++ b/doc/html/boost_optional/dependencies_and_portability/optional_reference_binding.html @@ -1,6 +1,6 @@ - + Optional Reference Binding @@ -93,7 +93,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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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)

diff --git a/doc/html/boost_optional/quick_start.html b/doc/html/boost_optional/quick_start.html index 0ef16bc..308503d 100644 --- a/doc/html/boost_optional/quick_start.html +++ b/doc/html/boost_optional/quick_start.html @@ -1,6 +1,6 @@ - + Quick Start @@ -155,7 +155,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/quick_start/bypassing_unnecessary_default_construction.html b/doc/html/boost_optional/quick_start/bypassing_unnecessary_default_construction.html index e039e0c..bfbc9d1 100644 --- a/doc/html/boost_optional/quick_start/bypassing_unnecessary_default_construction.html +++ b/doc/html/boost_optional/quick_start/bypassing_unnecessary_default_construction.html @@ -1,6 +1,6 @@ - + Bypassing unnecessary default construction @@ -61,7 +61,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/quick_start/optional_automatic_variables.html b/doc/html/boost_optional/quick_start/optional_automatic_variables.html index f7b6664..92ddb40 100644 --- a/doc/html/boost_optional/quick_start/optional_automatic_variables.html +++ b/doc/html/boost_optional/quick_start/optional_automatic_variables.html @@ -1,6 +1,6 @@ - + Optional automatic variables @@ -61,7 +61,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/quick_start/optional_data_members.html b/doc/html/boost_optional/quick_start/optional_data_members.html index a06aa10..f8b2d58 100644 --- a/doc/html/boost_optional/quick_start/optional_data_members.html +++ b/doc/html/boost_optional/quick_start/optional_data_members.html @@ -1,6 +1,6 @@ - + Optional data members @@ -80,7 +80,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/quick_start/storage_in_containers.html b/doc/html/boost_optional/quick_start/storage_in_containers.html index 4c145f1..0354e7b 100644 --- a/doc/html/boost_optional/quick_start/storage_in_containers.html +++ b/doc/html/boost_optional/quick_start/storage_in_containers.html @@ -1,6 +1,6 @@ - + Storage in containers @@ -50,7 +50,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_.html b/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_.html index 363379c..2b83484 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_.html +++ b/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_.html @@ -1,6 +1,6 @@ - + Header <boost/optional/bad_optional_access.hpp> @@ -49,7 +49,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_/detailed_semantics.html b/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_/detailed_semantics.html index b182324..4a2d4e6 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_/detailed_semantics.html +++ b/doc/html/boost_optional/reference/header__boost_optional_bad_optional_access_hpp_/detailed_semantics.html @@ -1,6 +1,6 @@ - + Detailed semantics @@ -46,7 +46,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_hpp_.html b/doc/html/boost_optional/reference/header__boost_optional_hpp_.html index c8d6b9e..d0f4503 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_hpp_.html +++ b/doc/html/boost_optional/reference/header__boost_optional_hpp_.html @@ -1,6 +1,6 @@ - + Header <boost/optional.hpp> @@ -33,7 +33,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_fwd_hpp_.html b/doc/html/boost_optional/reference/header__boost_optional_optional_fwd_hpp_.html index ee81dd9..be6176e 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_fwd_hpp_.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_fwd_hpp_.html @@ -1,6 +1,6 @@ - + Header <boost/optional/optional_fwd.hpp> @@ -52,7 +52,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

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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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___free_functions.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___free_functions.html index b46bcce..d0b7559 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___free_functions.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___free_functions.html @@ -1,6 +1,6 @@ - + Detailed Semantics - Free Functions @@ -507,7 +507,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_references.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_references.html index e526f76..ee059b3 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_references.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_references.html @@ -1,6 +1,6 @@ - + Detailed Semantics - Optional References @@ -538,7 +538,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_values.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_values.html index ca180f4..44895b0 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_values.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/detailed_semantics___optional_values.html @@ -1,6 +1,6 @@ - + Detailed Semantics - Optional Values @@ -1774,7 +1774,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_in_place_init.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_in_place_init.html index be67b67..3ddefe8 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_in_place_init.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_in_place_init.html @@ -1,6 +1,6 @@ - + Initialization tags @@ -47,7 +47,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_refs.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_refs.html index 8cef0ab..4f62db1 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_refs.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_refs.html @@ -1,6 +1,6 @@ - + Optional References @@ -104,7 +104,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_values.html b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_values.html index f6ed7da..5ca126c 100644 --- a/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_values.html +++ b/doc/html/boost_optional/reference/header__boost_optional_optional_hpp_/header_optional_optional_values.html @@ -1,6 +1,6 @@ - + Optional Values @@ -139,7 +139,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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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)

diff --git a/doc/html/boost_optional/reference/io_header.html b/doc/html/boost_optional/reference/io_header.html index fd8599f..ffb622f 100644 --- a/doc/html/boost_optional/reference/io_header.html +++ b/doc/html/boost_optional/reference/io_header.html @@ -1,6 +1,6 @@ - + Header <boost/optional/optional_io.hpp> @@ -58,7 +58,7 @@
-
Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

+

Copyright © 2003-2007 Fernando Luis Cacciola Carballal
Copyright © 2014-2018 Andrzej Krzemieński

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)

diff --git a/doc/html/boost_optional/reference/io_header/io_semantics.html b/doc/html/boost_optional/reference/io_header/io_semantics.html index 2e8ed56..b684717 100644 --- a/doc/html/boost_optional/reference/io_header/io_semantics.html +++ b/doc/html/boost_optional/reference/io_header/io_semantics.html @@ -1,6 +1,6 @@ - + Detailed semantics @@ -32,7 +32,7 @@ <class CharType, class CharTrait, class T> -
    std::basic_ostream<CharType, CharTrait>&
    operator<<(std::basic_ostream<CharType, CharTrait>& +
    std::basic_ostream<CharType, CharTrait>&
    operator<<(std::basic_ostream<CharType, CharTrait>& out, optional<T> const& v);

@@ -53,8 +53,8 @@

template <class CharType, class CharTrait, - class T>
    std::basic_ostream<CharType, CharTrait>& -
    operator<<(std::basic_ostream<CharType, CharTrait>& out, none_t); + class T>
    std::basic_ostream<CharType, CharTrait>& +
    operator<<(std::basic_ostream<CharType, CharTrait>& out, none_t);

  • @@ -70,8 +70,8 @@

    template <class CharType, class CharTrait, - class T>
        std::basic_ostream<CharType, CharTrait>& -
        operator>>(std::basic_istream<CharType, CharTrait>& in, optional<T>& v); + class T>
        std::basic_ostream<CharType, CharTrait>& +
        operator>>(std::basic_istream<CharType, CharTrait>& in, optional<T>& v);

    • @@ -98,7 +98,7 @@
    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    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)

    diff --git a/doc/html/boost_optional/relnotes.html b/doc/html/boost_optional/relnotes.html index 6e93d04..383ab5d 100644 --- a/doc/html/boost_optional/relnotes.html +++ b/doc/html/boost_optional/relnotes.html @@ -1,6 +1,6 @@ - + Release Notes @@ -28,6 +28,20 @@

    + Boost + Release 1.75 +

    +
      +
    • + boost::none is constexpr-declared. +
      • +
    • + Fixed issue + #78. +
      • +
    +

    + Boost Release 1.73

    @@ -50,7 +64,7 @@

    - + Boost Release 1.69

    @@ -68,7 +82,7 @@

    - + Boost Release 1.68

    @@ -85,7 +99,7 @@

    - + Boost Release 1.67

    @@ -99,7 +113,7 @@

    - + Boost Release 1.66

    @@ -117,7 +131,7 @@

    - + Boost Release 1.63

    @@ -141,7 +155,7 @@

    - + Boost Release 1.62

    @@ -149,7 +163,7 @@ Fixed Trac #12179.

    - + Boost Release 1.61

    @@ -192,7 +206,7 @@

    - + Boost Release 1.60

    @@ -203,7 +217,7 @@ #11203.

    - + Boost Release 1.59

    @@ -217,7 +231,7 @@

    - + Boost Release 1.58

    @@ -253,7 +267,7 @@

    - + Boost Release 1.57

    @@ -263,7 +277,7 @@ to fix C++03 compile error on logic_error("...")".

    - + Boost Release 1.56

    @@ -320,7 +334,7 @@ -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    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)

    diff --git a/doc/html/boost_optional/tutorial/design_overview.html b/doc/html/boost_optional/tutorial/design_overview.html index 31a192b..379ac60 100644 --- a/doc/html/boost_optional/tutorial/design_overview.html +++ b/doc/html/boost_optional/tutorial/design_overview.html @@ -1,6 +1,6 @@ - + Design Overview @@ -65,8 +65,8 @@ npos, -1, etc... This is equivalent to adding the special value to the set of possible values of a given type. This super set of T - plus some nil_t—where nil_t - is some stateless POD—can be modeled in modern languages as a discriminated union of T and nil_t. Discriminated + plus some nil_t—where nil_t + is some stateless POD—can be modeled in modern languages as a discriminated union of T and nil_t. Discriminated unions are often called variants. A variant has a current type, which in our case is either T or nil_t. Using the Boost.Variant @@ -100,8 +100,8 @@

    In any event, both the discriminated-union or the single-element container - models serve as a conceptual ground for a class representing optional—i.e. - possibly uninitialized—objects. For instance, these models show the + models serve as a conceptual ground for a class representing optional—i.e. + possibly uninitialized—objects. For instance, these models show the exact semantics required for a wrapper of optional values:

    @@ -170,7 +170,7 @@
    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    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)

    diff --git a/doc/html/boost_optional/tutorial/design_overview/the_interface.html b/doc/html/boost_optional/tutorial/design_overview/the_interface.html index 0bb4a96..4ac1fb9 100644 --- a/doc/html/boost_optional/tutorial/design_overview/the_interface.html +++ b/doc/html/boost_optional/tutorial/design_overview/the_interface.html @@ -1,6 +1,6 @@ - + The Interface @@ -79,7 +79,7 @@ facto standard for handling optional objects because all you have to do to refer to a value which you don't really have is to use a null pointer value of the appropriate type. Pointers have been used for - decades—from the days of C APIs to modern C++ libraries—to refer + decades—from the days of C APIs to modern C++ libraries—to refer to optional (that is, possibly nonexistent) objects; particularly as optional arguments to a function, but also quite often as optional data members.

    @@ -93,7 +93,7 @@ and this information is tied to the syntax of the expressions. That is, the presence of operators * and -> tell by themselves - —without any additional context— that the expression will be undefined + —without any additional context— that the expression will be undefined unless the implied pointee actually exist.

    @@ -173,7 +173,7 @@

    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
    Copyright © 2014-2018 Andrzej Krzemieński

    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)

    diff --git a/doc/html/boost_optional/tutorial/design_overview/the_semantics.html b/doc/html/boost_optional/tutorial/design_overview/the_semantics.html index dbc1ab0..49ecdc5 100644 --- a/doc/html/boost_optional/tutorial/design_overview/the_semantics.html +++ b/doc/html/boost_optional/tutorial/design_overview/the_semantics.html @@ -1,6 +1,6 @@ - + The semantics @@ -107,7 +107,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/exception_safety_guarantees.html b/doc/html/boost_optional/tutorial/exception_safety_guarantees.html index c75dab0..177682b 100644 --- a/doc/html/boost_optional/tutorial/exception_safety_guarantees.html +++ b/doc/html/boost_optional/tutorial/exception_safety_guarantees.html @@ -1,6 +1,6 @@ - + Exception Safety Guarantees @@ -161,7 +161,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/gotchas.html b/doc/html/boost_optional/tutorial/gotchas.html index c11cad2..ebc2fe5 100644 --- a/doc/html/boost_optional/tutorial/gotchas.html +++ b/doc/html/boost_optional/tutorial/gotchas.html @@ -1,6 +1,6 @@ - + Gotchas @@ -37,7 +37,7 @@

    First, it is functionally similar to a tristate boolean (false, maybe, - true) —such as boost::tribool— + true) —such as boost::tribool— except that in a tristate boolean, the maybe state represents a valid value, unlike the corresponding state of an uninitialized optional<bool>. @@ -98,7 +98,7 @@

    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html b/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html index 240ee0f..a623727 100644 --- a/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html +++ b/doc/html/boost_optional/tutorial/gotchas/false_positive_with__wmaybe_uninitialized.html @@ -1,6 +1,6 @@ - + False positive with -Wmaybe-uninitialized @@ -63,7 +63,7 @@
    -
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    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    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)

    diff --git a/doc/html/boost_optional/tutorial/gotchas/mixed_relational_comparisons.html b/doc/html/boost_optional/tutorial/gotchas/mixed_relational_comparisons.html index 8d25f0d..35e7d8c 100644 --- a/doc/html/boost_optional/tutorial/gotchas/mixed_relational_comparisons.html +++ b/doc/html/boost_optional/tutorial/gotchas/mixed_relational_comparisons.html @@ -1,6 +1,6 @@ - + Mixed relational comparisons @@ -45,7 +45,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/gotchas/moved_from__optional_.html b/doc/html/boost_optional/tutorial/gotchas/moved_from__optional_.html index 7a4e444..8de3f00 100644 --- a/doc/html/boost_optional/tutorial/gotchas/moved_from__optional_.html +++ b/doc/html/boost_optional/tutorial/gotchas/moved_from__optional_.html @@ -1,6 +1,6 @@ - + Moved-from optional @@ -49,7 +49,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/in_place_factories.html b/doc/html/boost_optional/tutorial/in_place_factories.html index 5f0c426..1a34626 100644 --- a/doc/html/boost_optional/tutorial/in_place_factories.html +++ b/doc/html/boost_optional/tutorial/in_place_factories.html @@ -1,6 +1,6 @@ - + In-Place Factories @@ -183,7 +183,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/io_operators.html b/doc/html/boost_optional/tutorial/io_operators.html index 713b283..ea95994 100644 --- a/doc/html/boost_optional/tutorial/io_operators.html +++ b/doc/html/boost_optional/tutorial/io_operators.html @@ -1,6 +1,6 @@ - + IO operators @@ -73,7 +73,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/optional_references.html b/doc/html/boost_optional/tutorial/optional_references.html index fb0fb56..ff8a79a 100644 --- a/doc/html/boost_optional/tutorial/optional_references.html +++ b/doc/html/boost_optional/tutorial/optional_references.html @@ -1,6 +1,6 @@ - + Optional references @@ -103,7 +103,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/optional_references/rebinding_semantics_for_assignment_of_optional_references.html b/doc/html/boost_optional/tutorial/optional_references/rebinding_semantics_for_assignment_of_optional_references.html index 6e827d0..49b7516 100644 --- a/doc/html/boost_optional/tutorial/optional_references/rebinding_semantics_for_assignment_of_optional_references.html +++ b/doc/html/boost_optional/tutorial/optional_references/rebinding_semantics_for_assignment_of_optional_references.html @@ -1,6 +1,6 @@ - + Rebinding semantics for assignment of optional references @@ -133,7 +133,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/performance_considerations.html b/doc/html/boost_optional/tutorial/performance_considerations.html index 19fe1ed..fffaa76 100644 --- a/doc/html/boost_optional/tutorial/performance_considerations.html +++ b/doc/html/boost_optional/tutorial/performance_considerations.html @@ -1,6 +1,6 @@ - + Performance considerations @@ -251,7 +251,7 @@
    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    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)

    diff --git a/doc/html/boost_optional/tutorial/relational_operators.html b/doc/html/boost_optional/tutorial/relational_operators.html index 376bdcc..6331172 100644 --- a/doc/html/boost_optional/tutorial/relational_operators.html +++ b/doc/html/boost_optional/tutorial/relational_operators.html @@ -1,6 +1,6 @@ - + Relational operators @@ -99,7 +99,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/type_requirements.html b/doc/html/boost_optional/tutorial/type_requirements.html index d213a4f..9d2dbde 100644 --- a/doc/html/boost_optional/tutorial/type_requirements.html +++ b/doc/html/boost_optional/tutorial/type_requirements.html @@ -1,6 +1,6 @@ - + Type requirements @@ -95,7 +95,7 @@
    -
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    +

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    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)

    diff --git a/doc/html/boost_optional/tutorial/when_to_use_optional.html b/doc/html/boost_optional/tutorial/when_to_use_optional.html index 3caec24..599b8c5 100644 --- a/doc/html/boost_optional/tutorial/when_to_use_optional.html +++ b/doc/html/boost_optional/tutorial/when_to_use_optional.html @@ -1,6 +1,6 @@ - + When to use Optional @@ -128,7 +128,7 @@
    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    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)

    diff --git a/doc/html/index.html b/doc/html/index.html index 2862ec6..581c86d 100644 --- a/doc/html/index.html +++ b/doc/html/index.html @@ -1,6 +1,6 @@ - + Boost.Optional @@ -25,8 +25,8 @@

    Fernando Luis Cacciola Carballal

    -

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal

    -

    Copyright © 2014-2018 Andrzej Krzemieński

    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal

    +

    Copyright © 2014-2018 Andrzej Krzemieński

    Distributed under the Boost Software License, Version 1.0. (See accompanying @@ -145,7 +145,7 @@

    - +

    Last revised: April 08, 2020 at 23:09:18 GMT

    Last revised: October 24, 2020 at 15:15:55 GMT
    diff --git a/doc/html/optional/reference.html b/doc/html/optional/reference.html index d3b0ab7..b57e943 100644 --- a/doc/html/optional/reference.html +++ b/doc/html/optional/reference.html @@ -1,6 +1,6 @@ - + Reference @@ -54,7 +54,7 @@ class none_t {/* see below */}; -const none_t none (/* see below */); +inline constexpr none_t none (/* see below */); } // namespace boost @@ -75,7 +75,7 @@
    -
    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    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)

    diff --git a/doc/html/optional/reference/header__boost_optional_optional_hpp_.html b/doc/html/optional/reference/header__boost_optional_optional_hpp_.html index c416301..469a3d6 100644 --- a/doc/html/optional/reference/header__boost_optional_optional_hpp_.html +++ b/doc/html/optional/reference/header__boost_optional_optional_hpp_.html @@ -1,6 +1,6 @@ - + Header <boost/optional/optional.hpp> @@ -97,7 +97,7 @@
    -
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    +

    Copyright © 2003-2007 Fernando Luis Cacciola Carballal
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    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)

    diff --git a/doc/html/optional/tutorial.html b/doc/html/optional/tutorial.html index 972f9f7..8487a87 100644 --- a/doc/html/optional/tutorial.html +++ b/doc/html/optional/tutorial.html @@ -1,6 +1,6 @@ - + Tutorial @@ -139,7 +139,7 @@
    -
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    +

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    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)

    diff --git a/include/boost/none.hpp b/include/boost/none.hpp index b5df214..5f927cc 100644 --- a/include/boost/none.hpp +++ b/include/boost/none.hpp @@ -24,7 +24,7 @@ namespace boost { #ifdef BOOST_OPTIONAL_USE_OLD_DEFINITION_OF_NONE -BOOST_INLINE_VARIABLE none_t const none = (static_cast(0)) ; +BOOST_INLINE_VARIABLE none_t BOOST_CONSTEXPR_OR_CONST none = (static_cast(0)) ; #elif defined BOOST_OPTIONAL_USE_SINGLETON_DEFINITION_OF_NONE @@ -45,16 +45,15 @@ namespace detail { namespace optional_detail { namespace { // TU-local - const none_t& none = detail::optional_detail::none_instance::instance; + const none_t& none = detail::optional_detail::none_instance::instance; } #else -BOOST_INLINE_VARIABLE const none_t none ((none_t::init_tag())); +BOOST_INLINE_VARIABLE BOOST_CONSTEXPR_OR_CONST none_t none ((none_t::init_tag())); #endif // older definitions } // namespace boost #endif // header guard -