[Bug tree-optimization/61068] [4.8 Regression] -O3 generates bad code (when tree-vectorize or inline-functions is on)

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61068

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
-fno-ivopts fixes it.  Reverting r195609 on top of the branch doesn't fix it,
backporting r196782 does.

IVOPTs ends up choosing different IVs, but I don't see anything obviously
wrong ...