[Bug sanitizer/66908] Uninitialized variable when compiled with UBsan

[chefmax at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66908

--- Comment #15 from Maxim Ostapenko <chefmax at gcc dot gnu.org> ---
(In reply to Marek Polacek from comment #14)
> This particular issue is fixed for GCC 6.
> 
> Maxim, could you please open a separate PR for the ARM issue?  I'll try to
> fix that one as a follow-up.

Sure, thanks.