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P0357R3 reference_wrapper for incomplete types #2464

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Nov 26, 2018
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P0357R3 reference_wrapper for incomplete types #2464

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13 changes: 13 additions & 0 deletions source/utilities.tex
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Original file line number Diff line number Diff line change
Expand Up @@ -13338,6 +13338,10 @@
\pnum
\tcode{reference_wrapper<T>} is a trivially copyable type\iref{basic.types}.

\pnum
The template parameter \tcode{T} of \tcode{reference_wrapper}
may be an incomplete type.

\rSec3[refwrap.const]{Constructors and destructor}

\indexlibrary{\idxcode{reference_wrapper}!constructor}%
Expand Down Expand Up @@ -13417,12 +13421,21 @@
\end{itemdecl}

\begin{itemdescr}
\pnum
\mandates
\tcode{T} is a complete type.

\pnum\returns \tcode{\placeholdernc{INVOKE}(get(), std::forward<ArgTypes>(args)...)}.\iref{func.require}
\end{itemdescr}


\rSec3[refwrap.helpers]{Helper functions}

\pnum
The template parameter \tcode{T} of
the following \tcode{ref} and \tcode{cref} function templates
may be an incomplete type.

\indexlibrarymember{ref}{reference_wrapper}%
\begin{itemdecl}
template<class T> reference_wrapper<T> ref(T& t) noexcept;
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