[Bug tree-optimization/33961] [4.3 regression] gcc 4.3 causes crash valid code to crash

[matz at gcc dot gnu dot org]

------- Comment #12 from matz at gcc dot gnu dot org  2007-11-01 03:06 -------
Subject: Bug 33961

Author: matz
Date: Thu Nov  1 03:06:38 2007
New Revision: 129817

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129817
Log:
        PR tree-optimization/33961
        * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
        (name_to_bb_hash, name_to_bb_eq): Consider and check it.
        (add_or_mark_expr): New argument 'store', using it to search
        the hash table.
        (nt_init_block): Adjust calls to add_or_mark_expr.

        * gcc.dg/pr33961.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr33961.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-phiopt.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33961