[Bug tree-optimization/55334] [4.8 Regression] mgrid regression (ipa-cp disables vectorization)

[hubicka at ucw dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55334

--- Comment #17 from Jan Hubicka <hubicka at ucw dot cz> 2012-12-21 13:49:15 UTC ---
> Nothing to fix for me - it's the IPA-CP decision that pessimizes things.
Well, replacing parameter by known constant should not pessimize in general...

Honza