https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78394

--- Comment #8 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Jeffrey A. Law from comment #7)
> -O0 has none of the analysis necessary and I believe you get no warnings at
> all.
> 
> A minimum of -Og is needed, but -Og is inherently going to give many false
> positives.

So is it worth trying to fix this then?

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