2005-12-22  Daniel Berlin  <dberlin@dberlin.org>
	   
	* ipa-reference.c (get_reference_vars_info_from_cgraph): Use 
	function_ann.
	(get_local_reference_vars_info): Ditto.
	(get_global_reference_vars_info): Ditto.
	(analyze_function): Ditto.
	(clean_function): Ditto.
	* tree-dfa.c (create_function_ann): New function.
	* tree-flow-inline.h (var_ann): FUNCTION_DECL's don't have
	var_ann.
	(function_ann): New.
	(get_function_ann): Ditto.
	* tree-flow.h (tree_ann_type): Add FUNCTION_ANN.
	(struct var_ann_d): Move reference_vars_info to function annotation.
	(struct function_ann_d): New.
	(union tree_ann_d): Add function_ann.

From-SVN: r108950