2011-10-19  Mikael Morin  <mikael@gcc.gnu.org>

	* trans.h (struct gfc_ss_info): New struct.
	(gfc_get_ss_info): New macro.
	(struct gfc_ss): Move type field to struct gfc_ss_info.
	Add an info field of type gfc_ss_info.
	* trans-array.c (free_ss_info): New function.
	(gfc_free_ss): Call free_ss_info.
	(gfc_get_array_ss, gfc_get_temp_ss, gfc_get_scalar_ss):
	Allocate gfc_ss_info field.
	(gfc_get_array_ss, gfc_get_temp_ss, gfc_get_scalar_ss,
	gfc_set_vector_loop_bounds, gfc_add_loop_ss_code,
	gfc_conv_array_index_offset, gfc_trans_preloop_setup,
	gfc_trans_scalarized_loop_boundary, gfc_conv_section_startstride,
	gfc_conv_ss_startstride, gfc_conv_resolve_dependencies,
	gfc_conv_loop_setup, transposed_dims, gfc_conv_expr_descriptor,
	gfc_walk_elemental_function_args): Update references to type.
	* trans-const.c (gfc_conv_constant): Factor common reference chains
	and update reference to type.
	* trans-expr.c (gfc_conv_procedure_call, gfc_trans_assignment_1):
	Update reference to type.
	(gfc_conv_array_constructor_expr, gfc_conv_expr,
	gfc_conv_expr_reference): Ditto. Factor common reference chains.
	* trans-intrinsic.c (walk_inline_intrinsic_transpose): Update references
	to type
	* trans-stmt.c (gfc_trans_where_assign): Ditto.