[Bug tree-optimization/61917] [4.9 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in vectorizable_reduction, at tree-vect-loop.c:4913

[ktietz at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61917

--- Comment #14 from Kai Tietz <ktietz at gcc dot gnu.org> ---
(In reply to H.J. Lu from comment #13)
> (In reply to Kai Tietz from comment #12)
> > Hmm, just retested it for gcc's trunk.  Can't reproduce it.  I will retest
> > with current trunk, I might have a different patch in tree, which makes the
> > difference here.
> > Additionally, what target you are using?
> 
> Also happened on 4.9 branch:

So for me it doesn't happen on trunk, so the "Also" seems to me something
special for you.  I will recheck 4.9, as here we might have a regression I
didn't caught ...