[Bug middle-end/27793] [4.1 Regression] num_ssa_names inconsistent or immediate use iterator wrong

["amacleod at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #17 from amacleod at redhat dot com  2006-06-07 00:51 -------
Subject: Bug 27793

Author: amacleod
Date: Wed Jun  7 00:51:27 2006
New Revision: 114458

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=114458
Log:
2006-06-06  Andrew MacLeod  <amacleod@redhat.com>

        PR middle-end/27793
        * tree-dfa.c (referenced_vars_dup_list): New.  List of duplicate 
        referenced_variables with matching DECL_UID's.
        (find_referenced_vars): Make sure duplicate list is empty to start.
        (add_referenced_var): Add var to duplicate list if required.
        * tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates.
        * tree-flow.h (referenced_vars_dup_list): External declaration.


Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/tree-dfa.c
    branches/gcc-4_1-branch/gcc/tree-flow.h
    branches/gcc-4_1-branch/gcc/tree-ssa.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27793