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

	* tree-ssa-structalias.c (merge_smts_into): Remove.
	(find_what_p_points_to): Do not bother to compute the
	points-to set for pt_anything pointers.
	* tree-ssa-operands.c (get_addr_dereference_operands): No NMT
	for pt_anything pointers is ok.

	* gcc.dg/tree-ssa/alias-18.c: XFAIL some sub-tests.

From-SVN: r136428