opts.c (finish_options): Do not disable IPA-PTA during ltrans.

opts.c (finish_options): Do not disable IPA-PTA during ltrans.

2011-06-30  Richard Guenther  <rguenther@suse.de>

	* opts.c (finish_options): Do not disable IPA-PTA during ltrans.
	* tree-ssa-structalias.c (create_variable_info_for): Do not
	add initial constraints for non-var-decls.  Properly handle
	globals in other ltrans partitions.
	(intra_create_variable_infos): Manually create constraints for
	the fake no-alias parameter.
	(ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
	and assert there are no clones.

From-SVN: r175707