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Fixed Trac #10839

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Andrzej Krzemienski
2015-03-09 11:50:10 +01:00
parent 59266a2630
commit 0a8a798c3a
10 changed files with 107 additions and 22 deletions
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doc/91_relnotes.qbk
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@ -17,7 +17,8 @@
* Improved the trick that prevents streaming out `optional` without header `optional_io.hpp` by using safe-bool idiom. This addresses [@https://svn.boost.org/trac/boost/ticket/10825 Trac #10825]
* IOStream operators are now mentioned in documentation.
* Added a way to manually disable move semantics: just define macro `BOOST_OPTIONAL_CONFIG_NO_RVALUE_REFERENCES`. This can be used to work around [@https://svn.boost.org/trac/boost/ticket/10399 Trac #10399]
* It is no longer possible to assign `optional<U>` to `optional<T>` when `U` is not assignable or convertible to `T`.
* It is no longer possible to assign `optional<U>` to `optional<T>` when `U` is not assignable or convertible to `T` ([@https://svn.boost.org/trac/boost/ticket/11087 Trac #11087]).
* Value accessors now work correctly on rvalues of `optional<T&>` ([@https://svn.boost.org/trac/boost/ticket/10839 Trac #10839]).
[heading Boost Release 1.57]