2012-05-24  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (create_var_ann): Remove.
	* tree-dfa.c (create_var_ann): Remove and inline into its
	single caller ...
	(add_referenced_var_1): ... here.
	* varpool.c (add_new_static_var): Do not call add_referenced_var
	for global vars.
	* gimple-fold.c (canonicalize_constructor_val): Likewise.
	* tree-switch-conversion.c (build_one_array): Likewise.
	* tree-profile.c (gimple_gen_ic_profiler): Likewise.
	* tree-flow-inline.h (gimple_referenced_vars): Guard against
	NULL fn argument.
	* tree-inline.c (remap_gimple_op_r): Likewise.  Check
	gimple_referenced_vars instead of gimple_in_ssa_p.
	(copy_tree_body_r): Likewise.
	(setup_one_parameter): Likewise.
	(declare_return_variable): Likewise.
	(tree_function_versioning): Likewise.

From-SVN: r187829