clarification on the intent of X86_64 psABI vector return.

[Iain Sandoe]

> On 30 Oct 2018, at 13:26, H.J. Lu <hjl.tools@gmail.com> wrote:
> 
> In Tue, Oct 30, 2018 at 4:28 AM Iain Sandoe <iain@sandoe.co.uk> wrote:
>> 

> 
> Please open a bug to keep track.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87812