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[Bug tree-optimization/38865] missing FRE with VIEW_CONVERT_EXPR



------- Comment #7 from pinskia at gcc dot gnu dot org  2009-06-12 19:00 -------
Subject: Bug 38865

Author: pinskia
Date: Fri Jun 12 19:00:39 2009
New Revision: 148437

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148437
Log:
2009-06-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/38865
        * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
        is returns NULL and OP is a VCE, look through the VCE.



2009-06-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/38865
        * gcc.dg/tree-ssa/fre-vce-1.c
:

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/fre-vce-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-sccvn.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38865


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