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Update addressof documentation

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Glen Fernandes
2017-03-03 21:31:29 -05:00
parent 1dff55872b
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doc/addressof.qbk
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@ -14,6 +14,7 @@
* Brad King * Brad King
* Douglas Gregor * Douglas Gregor
* Peter Dimov * Peter Dimov
* Glen Fernandes
[endsimplesect] [endsimplesect]
@ -28,6 +29,15 @@ avoids calling used-defined `operator&()`.
`boost::addressof` was originally contributed by Brad King `boost::addressof` was originally contributed by Brad King
based on ideas from discussion with Doug Gregor. based on ideas from discussion with Doug Gregor.
In C++11 and above, `boost::addressof` is conditionally
`constexpr` when possible. This is indicated by
`BOOST_CORE_NO_CONSTEXPR_ADDRESSOF` not being defined.
With supported compilers, `boost::addressof` is always
`constexpr` by leveraging compiler intrinsics. This is
indicated by `BOOST_CORE_HAS_BUILTIN_ADDRESSOF` being
defined.
[section Synopsis] [section Synopsis]
`` ``