[Bug tree-optimization/18048] [4.0 Regression] mgrid loop performance regression with ivopts (register pressure)

[pinskia at gcc dot gnu dot org]

-- 
Bug 18048 depends on bug 19701, which changed state.

Bug 19701 Summary: [4.0 regression] Way too many IVs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19701

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18048