2010-05-29  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/44306
	* gcc.dg/tree-ssa/pr44306.c: New.

	* tree-if-conv.c (is_true_predicate): New.
	(is_predicated): Use is_true_predicate.
	(add_to_predicate_list): Same.  Do not use unshare_expr.
	(add_to_dst_predicate_list): Same.

From-SVN: r160031