[Bug tree-optimization/48732] Nested loops with small iteration count gobble time in "tree reassociation"

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48732

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
      Known to work|                            |4.8.0
         Resolution|---                         |FIXED
   Target Milestone|---                         |4.8.0
      Known to fail|                            |4.5.4, 4.6.4, 4.7.4

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed for 4.8 where we now do a simple CCP from inside the GIMPLE unrolling
code.