[Bug tree-optimization/43074] [4.4/4.5 Regression] ICE in vectorizable_reduction, at tree-vect-loop.c:3491

[irar at gcc dot gnu dot org]

------- Comment #1 from irar at gcc dot gnu dot org  2010-02-16 11:35 -------
Subject: Bug 43074

Author: irar
Date: Tue Feb 16 11:35:03 2010
New Revision: 156800

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=156800
Log:

        PR tree-optimization/43074
        * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
        * tree-vect-loop.c (vect_analyze_loop_operations): Add
        vectorizable cycles in hybrid SLP check.
        * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.


Added:
    trunk/gcc/testsuite/gcc.dg/vect/fast-math-pr43074.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-loop.c
    trunk/gcc/tree-vect-slp.c
    trunk/gcc/tree-vectorizer.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43074