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[stmt.return], [stmt.return.coroutine] update notes re implicit move #4408

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[stmt.return], [stmt.return.coroutine] update notes re implicit move #4408

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11 changes: 7 additions & 4 deletions source/statements.tex
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Original file line number Diff line number Diff line change
Expand Up @@ -758,11 +758,10 @@
glvalue result or prvalue result object of the (explicit or implicit) function call
by copy-initialization\iref{dcl.init} from the operand.
\begin{note}
A \tcode{return} statement can involve
an invocation of a constructor to perform a copy or move of the operand
A \tcode{return} statement can involve a copy or move of the operand
if it is not a prvalue or if its type differs from the return type of the function.
A copy operation associated with a \tcode{return} statement can be elided or
converted to a move operation if an automatic storage duration variable is returned\iref{class.copy.elision}.
The copy operation associated with a \tcode{return} statement can be elided or
converted to a move operation if an implicitly movable entity\iref{class.copy.elision} is returned.
\end{note}

\pnum
Expand Down Expand Up @@ -837,6 +836,10 @@
The expression \placeholder{p}\tcode{.return_void()}
shall be a prvalue of type \tcode{void}.
\end{itemize}
\begin{note}
The overload resolution associated with a \tcode{co_return} statement is affected
by whether the operand is an implicitly movable entity\iref{class.copy.elision}.
\end{note}

\pnum
If \placeholder{p}\tcode{.return_void()} is a valid expression,
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