[Bug middle-end/40979] induct benchmark 60% slower when compiled with -fgraphite-identity

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40979

--- Comment #13 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-02-01 11:35:08 UTC ---
It's unfortunate that graphite inserts arrays of size 1 instead of scalar
(memory) vars.  Otherwise update-address-taken would just re-write those
into SSA after going out-of-graphite (if run, of course).  It can probably
be teached to rewrite single-element arrays into SSA form as well.