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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@136095 138bc75d-0d04-0410-961f-82ee72b054a4