------- Comment #9 from rguenth at gcc dot gnu dot org  2009-06-17 12:00 -------
Subject: Bug 40460

Author: rguenth
Date: Wed Jun 17 12:00:40 2009
New Revision: 148603

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148603
Log:
2009-06-17  Richard Guenther  <rguent...@suse.de>

        PR middle-end/40460
        * tree-chrec.h (build_polynomial_chrec): If we cannot determine
        if there is no evolution of left in the loop bail out.
        * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
        chrec_fold_multiply.

        * g++.dg/torture/pr40460.C: New testcase.

Added:
    branches/gcc-4_3-branch/gcc/testsuite/g++.dg/torture/pr40460.C
Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_3-branch/gcc/tree-chrec.c
    branches/gcc-4_3-branch/gcc/tree-chrec.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40460

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