[Bug tree-optimization/30375] [4.3 Regression] tree-ssa-dse incorrectly removes struct initialization

[aldyh at gcc dot gnu dot org]

------- Comment #9 from aldyh at gcc dot gnu dot org  2007-03-09 20:05 -------
Subject: Bug 30375

Author: aldyh
Date: Fri Mar  9 20:05:08 2007
New Revision: 122758

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122758
Log:
        PR tree-optimization/30375
        * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
        LHS of statements is not the same.
        * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-10.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-dse.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30375