[Bug tree-optimization/49725] [4.6 Regression] FAIL: c34005a

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49725

Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |ebotcazou at gcc dot
                   |gnu.org                     |gnu.org

--- Comment #6 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-07-14 09:07:09 UTC ---
> Hum, yes, you're right, the ICE comes from PRE, not SRA.

And is fixed by backporting

2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>

    * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
    a zero minimum index only if it is redundant.

onto the branch.  Testing...