* cfgloop.h (struct loop): Move can_be_parallel field up.
	* ipa-prop.h (struct ip_node_params): Move bitfields up.
	* tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
	down.
	(struct iv_cand): Convert pos field into a bitfield.
	* tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
	field up.
	(struct _stmt_vec_info): Shuffle fields for better packing.

From-SVN: r158743