* c-common.c (decl_attributes): Take a pointer to the node to
	which attributes are to be attached, and a flags argument.
	* c-common.h (enum attribute_flags): New.
	(decl_attributes): Update prototype.
	* c-decl.c (start_decl, push_parm_decl, finish_struct,
	finish_enum, start_function): Update calls to decl_attributes.
	* c-parse.in (component_declarator, component_notype_declarator,
	label): Update calls to decl_attributes.

cp:
	* decl2.c (cplus_decl_attributes): Take a pointer to the node to
	which attributes are to be attached, and a flags argument.  Update
	call to decl_attributes.
	(grokfield): Update call to decl_attributes.
	* class.c (finish_struct): Update call to cplus_decl_attributes.
	* cp-tree.h (cplus_decl_attributes): Update prototype.
	* decl.c (start_decl, grokdeclarator, start_function): Update
	calls to decl_attributes and cplus_decl_attributes.
	* friend.c (do_friend): Update call to cplus_decl_attributes.
	* parse.y (parse_bitfield): Update call to cplus_decl_attributes.

From-SVN: r43995