Re: Add and use a Transform data type (issue 344970043 by address@hidden)

[David Kastrup]

Hans Åberg <address@hidden> writes:

>> On 21 Jun 2018, at 10:48, address@hidden wrote:
>> 
>> I think C++19(?) or so already states that returned classes
>> are to be considered initializers rather than temporaries.
>
> Perhaps this is what you have in mind: C+17 returns prvalues without
> creating temporaries; [1], first note.
>
> 1. https://en.cppreference.com/w/cpp/language/copy_elision

That looks like it, yes.  At any rate, it seems like reconsidering our
coding styles for return types now would be postmature.

-- 
David Kastrup