tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change parameters' type from int to HOST_WIDE_INT.

	* tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
	parameters' type from int to HOST_WIDE_INT.
	(compute_overlap_steps_for_affine_1_2): Change parameters' type from
	int to HOST_WIDE_INT.
	(build_classic_dist_vector_1): Likewise.
	(add_multivariate_self_dist): Likewise.

From-SVN: r243607