[Bug tree-optimization/57511] [4.8 Regression] Missing SCEV final value replacement

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57511

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |missed-optimization
      Known to work|                            |4.9.0
            Summary|[4.8/4.9 Regression]        |[4.8 Regression] Missing
                   |Missing SCEV final value    |SCEV final value
                   |replacement                 |replacement

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed on trunk.  Note that patch requires

2013-09-02  Richard Biener  <rguent...@suse.de>

        * tree-affine.c (add_elt_to_tree): Avoid converting all pointer
        arithmetic to sizetype.

to not regress gcc.dg/tree-ssa/reassoc-19.c which means it isn't suitable
for backporting IMHO.