backporting fixes for xtensa to stable branches

[augustine.sterling@gmail.com]

On Tue, May 30, 2017 at 3:26 PM, Max Filippov <jcmvbkbc@gmail.com> wrote:
> Hi Sterling,
>
> for xtensa we have a number of bugfixes in the mainline that were never
> backported to the stable branches. It'd be great having them in the stable
> gcc releases instead of carrying the fixes in various toolchain builders.
> Would it be ok to do the following backports?

Yes. All backports are absolutely fine.