[Bug tree-optimization/42108] [4.8/4.9/5 Regression] 50% performance regression

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42108

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org

--- Comment #60 from Richard Biener <rguenth at gcc dot gnu.org> ---
Ok, so I have a patch that teaches LIM to move the division by using the
value-range information we now store.