------- Comment #16 from rguenth at gcc dot gnu dot org  2009-04-02 09:11 
-------
Subject: Bug 37221

Author: rguenth
Date: Thu Apr  2 09:10:53 2009
New Revision: 145439

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145439
Log:
2009-04-02  Richard Guenther  <rguent...@suse.de>

        PR tree-optimization/37221
        * tree-flow.h (degenerate_phi_result): Declare.
        * tree-ssa-dom.c (degenerate_phi_result): Export.
        * tree-scalar-evolution.c (analyze_initial_condition): If
        the initial condition is defined by a degenerate PHI node
        use the degenerate value.

        * gcc.c-torture/compile/20090331-1.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/20090331-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-flow.h
    trunk/gcc/tree-scalar-evolution.c
    trunk/gcc/tree-ssa-dom.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37221

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