[Bug tree-optimization/26726] -fivopts producing out of bounds array refs

[rguenth at gcc dot gnu dot org]

------- Comment #12 from rguenth at gcc dot gnu dot org  2006-05-01 15:07 -------
Subject: Bug 26726

Author: rguenth
Date: Mon May  1 15:07:25 2006
New Revision: 113414

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113414
Log:
2006-05-01  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/26726
        * tree-ssa-loop-ivopts.c (idx_find_step): Mark source of the
        problem ...
        (find_interesting_uses_address): ... we work around here
        by folding INDIRECT_REFs in the substituted base.

        * g++.dg/tree-ssa/ivopts-1.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/tree-ssa/ivopts-1.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-ivopts.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26726