[cfe-commits] [patch] Make ARM NEON polynomial types unsigned

[Tim Northover]

> This makes me a little nervous.  What do GCC and other
> ARM compilers use?  If all the other ARM compilers use
> unsigned poly types, then it is probably a good thing to
> bring Clang in sync with them.

After a quick check, GCC chooses signed and ARMCC chooses unsigned.
However, GCC also uses signed on AArch64 which is ABI-incorrect (I'll
raise a ticket with them tomorrow).

Cheers.

Tim