* cgraph.h (varpool_empty_needed_queue): Declare.
	* cgraphunit.c (output_in_order): Mark all variables as needed;
	empty the queue.
	* varpool.c (varpool_assemble_node): Update debug queue.
	(varpool_assemble_pending_decls): Don't do it here.
	(varpool_empty_needed_queue):  New function.

From-SVN: r137903