* lto-streamer-out.c (output_constructor): Push CTORS_OUT timevar.
	(cmp_symbol_files): New.
	(lto_output): Copy sections in file order.
	* lto-streamer.h (lto_file_decl_data): Add field order.
	* lto-common.c (lto_file_finalize): Add order attribute.
	(lto_create_files_from_ids): Pass order.
	(lto_file_read): UPdate call of lto_create_files_from_ids.

From-SVN: r277346