--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot> ---
(In reply to Andrew Pinski from comment #3)
> (In reply to Markus Trippelsdorf from comment #2)
> > Clang is pretty impressive using libc++ and -Ofast:
> Looks like they can remove all stores from the loop.  Though it does not
> remove the empty loop afterwards though.

Yes. with "return a[s];" added clang actually generates worse code than gcc.

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