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From: "dominiq at lps dot ens.fr" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/59445] [4.9 Regression] ICE in add_old_iv_candidates, at tree-ssa-loop-ivopts.c:2541
Date: Sat, 14 Dec 2013 15:56:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59445

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #19 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
AFAICT this is fixed by revision 205959:

http://gcc.gnu.org/viewcvs/gcc?view=revision&sortby=date&revision=205959
Author:    amker
Date:    Fri Dec 13 11:36:22 2013 UTC (28 hours, 17 minutes ago)
Changed paths:    8
Log Message:    
    PR tree-optimization/58296
    PR tree-optimization/41488
    * tree-scalar-evolution.c: Include necessary header files.
    (simplify_peeled_chrec): New function.
    (analyze_evolution_in_loop): New static variable.
    Call simplify_peeled_chrec.
    * tree-ssa-loop-ivopts.c (mark_bivs): Don't mark peeled IV as biv.
    (add_old_iv_candidates): Don't add candidate for peeled IV.
    * tree-affine.h (aff_combination_zero_p): New function.

    PR tree-optimization/58296
    PR tree-optimization/41488
    * gcc.dg/tree-ssa/scev-7.c: New test.
    * gcc.dg/pr41488.c: New test.
    * g++.dg/pr59445.C: New test.

Closing as FIXED.