[Bug tree-optimization/61000] No loop interchange for inner loop along the slow index

[mircea.namolaru at inria dot fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61000

--- Comment #1 from Mircea Namolaru <mircea.namolaru at inria dot fr> ---
The built-in heuristics assess that loop interchange is not profitable. Indeed
there is a problem, I would expected that the second loop to be found
profitable.
Need to look more in depth at this.