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r169631 - in /branches/google/integration/gcc: ...


Author: dnovillo
Date: Wed Feb  2 17:54:59 2011
New Revision: 169631

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169631
Log:
PR rtl-optimization/46878
* combine.c (insn_a_feeds_b): Check for the implicit cc0
setter/user dependency as well.

* gcc.dg/pr46878-1.c: New test.

Added:
    branches/google/integration/gcc/testsuite/gcc.dg/pr46878-1.c
Modified:
    branches/google/integration/gcc/ChangeLog
    branches/google/integration/gcc/combine.c
    branches/google/integration/gcc/testsuite/ChangeLog


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