[Bug middle-end/39976] [4.5 Regression] Big sixtrack degradation on powerpc 32/64 after revision r146817

[matz at gcc dot gnu dot org]

------- Comment #15 from matz at gcc dot gnu dot org  2009-05-13 20:14 -------
Subject: Bug 39976

Author: matz
Date: Wed May 13 20:14:44 2009
New Revision: 147494

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147494
Log:
        PR middle-end/39976
        * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
        (trivially_conflicts_p): New function.
        (insert_backedge_copies): Use it.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-outof-ssa.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39976