[Bug target/56024] ARM NEON polynomial types behave as if signed

[t.p.northover at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56024

--- Comment #9 from Tim Northover <t.p.northover at gmail dot com> ---
Yay for infinite e-mail loops! Very sorry about that, it should be fixed now.