[Bug bootstrap/67030] [6 Regression] ARM bootstrap failure due to [-Werror=tautological-compare]

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67030

--- Comment #2 from ktkachov at gcc dot gnu.org ---
(In reply to Marek Polacek from comment #1)
> Could you please try whether this patch helps?
> 

Trying it out now...