[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 09/05/16 13:41 +0300, Ville Voutilainen wrote:
>On 9 May 2016 at 12:31, Jonathan Wakely <jwakely@redhat.com> wrote:
>> On 08/05/16 14:43 +0300, Ville Voutilainen wrote:
>>>
>>> Tested on Linux-PPC64.
>>
>>
>> OK for trunk, and we should backport to gcc-6-branch (and
>> gcc-5-branch?) soon.
>
>
>gcc-5-branch doesn't have the "Improving pair and tuple"
>implementation at all yet, afaik.

OK, I couldn't remember when those changes happened.

>I'm somewhat hesitant to backport all that.

Yes, let's not do that. So this fix is only needed for gcc-6.