* cp-tree.h (struct lang_decl): Overhaul.
	(struct lang_decl_flags): Remove.
	(struct lang_decl_base): New.
	(struct lang_decl_min): New.
	(struct lang_decl_fn): New.
	(struct lang_decl_ns): New.
	(CAN_HAVE_FULL_LANG_DECL_P): Replace with LANG_DECL_HAS_MIN.
	(LANG_DECL_MIN_CHECK): New.
	(LANG_DECL_FN_CHECK): New.
	(LANG_DECL_NS_CHECK): New.
	(STRIP_TEMPLATE): New.
	(NON_THUNK_FUNCTION_CHECK): Remove.
	(DECL_DECLARES_FUNCTION_P): New.
	(lots): Adjust.
	* lex.c (retrofit_lang_decl, cxx_dup_lang_specific_decl): Adjust.
	* decl.c (push_local_name, duplicate_decls): Adjust.
	* decl2.c (start_objects): Don't set u2sel.
	* semantics.c (finish_omp_threadprivate): Adjust.
	* class.c (build_clone): Don't do much on TEMPLATE_DECLs.
	(decl_cloned_function_p): Out-of-line implementation of macros.
	(clone_function_decl, adjust_clone_args): Use DECL_CLONED_FUNCTION_P.
	* mangle.c (write_unqualified_name): Don't check function flags
	on non-functions.
	* method.c (make_alias_for): Don't set DECL_CLONED_FUNCTION.
	* pt.c (build_template_decl): Don't set function flags.
	(check_default_tmpl_args): Check that it's a function.
	(instantiate_template): Use DECL_ABSTRACT_ORIGIN to find the
	cloned template.

	* pt.c (tsubst_decl) [FUNCTION_DECL]: Don't tsubst
	DECL_CLONED_FUNCTION.

	* cp-tree.h (struct lang_type_class): Move sorted_fields here.
	* class.c (finish_struct_1): Adjust.
	* ptree.c (cxx_print_decl, cxx_print_type): Adjust.
	* search.c (lookup_field_1): Adjust.

	* cp-tree.h (CLASSTYPE_INLINE_FRIENDS): Remove.
	* decl.c (finish_method): Don't add to it.
	* class.c (fixup_pending_inline): Remove.
	(fixup_inline_methods): Remove.
	(finish_struct_1): Don't call it.

	* error.c (dump_function_name): Handle null name.

From-SVN: r149217