2008-06-04  Richard Guenther  <rguenther@suse.de>

	* tree-flow-inline.h (is_global_var): Do not check TREE_STATIC
	on MTAGs.
	(is_call_clobbered): Always check var_ann->call_clobbered.
	(mark_call_clobbered): Always set var_ann->call_clobbered.
	(clear_call_clobbered): Always clear var_ann->call_clobbered.
	* tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
	(reset_alias_info): Clear call clobbering info on MTAGs and
	globals as well.
	(set_pt_anything): Set pt_global_mem.
	(create_tag_raw): Adjust comment.
	(may_be_aliased): Do not check TREE_PUBLIC on MTAGs.

From-SVN: r136360