[Bug tree-optimization/36291] GCC is slow and memory-hungry building sipQtGuipart.cpp

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

------- Comment #9 from rguenth at gcc dot gnu dot org  2008-05-28 13:54 -------
Subject: Bug 36291

Author: rguenth
Date: Wed May 28 13:54:05 2008
New Revision: 136095

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=136095
Log:
2008-05-28  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/36291
        * tree-flow. h (struct gimple_df): Remove var_anns member.
        * tree-flow-inline.h (gimple_var_anns): Remove.
        (var_ann): Simplify.
        * tree-dfa.c (create_var_ann): Simplify.
        (remove_referenced_var): Clear alias info from var_anns of globals.
        * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
        (delete_tree_ssa): Clear alias info from var_anns of globals.
        Do not free var_anns.
        (var_ann_eq): Remove.
        (var_ann_hash): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-dfa.c
    trunk/gcc/tree-flow-inline.h
    trunk/gcc/tree-flow.h
    trunk/gcc/tree-ssa.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36291