2010-08-25  Richard Guenther  <rguenther@suse.de>

	* alias.c (get_alias_set): Assign a single alias-set to
	all pointers.
	* gimple.c (gimple_get_alias_set): Remove special handling
	for pointers.

	c-family/
	* c-common.c (c_common_get_alias_set): Remove special
	handling for pointers.

	* gcc.dg/alias-8.c: Adjust.

From-SVN: r163549