[Bug middle-end/34462] [4.3 Regression] tree check: expected ssa_name, have struct_field_tag in vuses_compare, at tree-vn.c:118

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2007-12-14 14:21 -------
Subject: Bug 34462

Author: rguenth
Date: Fri Dec 14 14:21:41 2007
New Revision: 130931

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130931
Log:
2007-12-14  Richard Guenther  <[EMAIL PROTECTED]>

        PR middle-end/34462
        * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
        parameter to say whether to unlink immediate uses.
        * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
        mark the artificial stmt as modified.  Unlink immediate uses
        only if requested.
        * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
        * tree-ssa-pre.c (insert_fake_stores): Likewise.

        * gcc.c-torture/compile/20071214-1.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/20071214-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-dom.c
    trunk/gcc/tree-ssa-operands.c
    trunk/gcc/tree-ssa-operands.h
    trunk/gcc/tree-ssa-pre.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34462