[v3 PATCH] Avoid endless run-time recursion for copying single-element tuples where the element type is by-value constructible from any type

[Jonathan Wakely]

On 08/05/16 15:55 +0300, Ville Voutilainen wrote:
>For what it's worth, I have the tiniest preference against using decay
>here; whenever I see
>decay, I wonder whether array/function decay is significant. While it
>doesn't make a difference
>here, I still prefer just doing remove_reference+remove_const here.
>It's up to Jonathan, I'll change
>it to decay if he so advises.

At one point I felt the same about being more precise with
remove_ref+remove_const, but I just use decay now.

I don't have a preference either way (although if we added a __decay_t
alias for use in C++11 then I might be swayed to use that, as it would
be even more concise).