[Bug tree-optimization/33244] Missed opportunities for vectorization due to PRE

Wed, 08 Sep 2010 05:35:32 -0700 


------- Comment #3 from matz at gcc dot gnu dot org  2010-09-08 12:35 -------
Subject: Bug 33244

Author: matz
Date: Wed Sep  8 12:34:52 2010
New Revision: 163998

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163998
Log:
        PR tree-optimization/33244
        * tree-ssa-sink.c (statement_sink_location): Don't sink into
        empty loop latches.

testsuite/
        PR tree-optimization/33244
        * gfortran.dg/vect/fast-math-vect-8.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/vect/fast-math-vect-8.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-sink.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33244

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