PR c++/11703

	PR c++/11703
	* call.c (type_passed_as): Use TYPE_SIZE, not TYPE_PRECISION to
	determine whether or not to promote types.
	(convert_for_arg_passing): Likewise.
	* decl2.c (cp_build_parm_decl): Do not set DECL_ARG_TYPE in
	templates.
	* pt.c (tsubst_decl): Do not expect it to be set.

	PR c++/9512
	PR c++/10923
	* cp-tree.h (check_elaborated_type_specifier): Declare.
	(handle_class_head): Remove.
	(note_got_semicolon): Likewise.
	(note_list_got_semicolon): Likewise.
	(finish_class_definition): Likewise.
	* decl.c (check_elaborated_type_specifier): Make it public.
	Robustify.
	(handle_class_head): Remove.
	* parser.c (cp_parser_elaborated_type_specifier): Use
	check_elaborated_type_specifier.
	(cp_parser_class_specifier): Do not call finish_class_definition.
	(cp_parser_class_head): Or handle_class_head.  Check for
	over-qualified names.
	* semantics.c (finish_class_definition): Remove.

	* parser.c (cp_parser_check_for_definition_in_return_type): New
	function.
	(cp_parser_simple_declaration): Adjust call to
	cp_parser_init_declarator.
	(cp_parser_decl_specifier_seq): Change type of
	declares_class_or_enum parameter.
	(cp_parser_explicit_instantiation): Adjust accordingly.
	(cp_parser_type_specifier): Change type of
	declares_class_or_enum parameter.
	(cp_parser_init_declarator): Add declares_class_or_enum
	parameter.
	(cp_parser_parameter_declaration): Adjust call to
	cp_parser_decl_specifier_seq.
	(cp_parser_function_definition): Likewise.
	(cp_parser_member_declaration): Likewise.
	(cp_parser_single_declaration): Likewise.

	* cp-tree.h (lang_type_class): Remove has_call_overloaded,
	has_array_ref_overloaded, has_arrow_overloaded, and got_semicolon.
	(TYPE_OVERLOADS_CALL_EXPR): Remove.
	(TYPE_OVERLOADS_ARRAY_REF): Likewise.
	(TYPE_OVERLOADS_ARROW): Likewise.
	(CLASSTYPE_GOT_SEMICOLON): Likewise.
	* class.c (check_bases): Do not set them.
	(finish_struct_1): Likewise.
	* decl.c (cp_finish_decl): Do not set CLASSTYPE_GOT_SEMICOLON.
	(build_ptrmemfunc_type): Likewise.
	(grok_op_properties): Do not set TYPE_OVERLOADS_*.
	(start_function): Do not check CLASSTYPE_GOT_SEMICOLON.
	* decl2.c (grokfield): Do not set CLASSTYPE_GOT_SEMICOLON.
	* lex.c (note_got_semicolon): Remove.
	(note_list_got_semicolon): Likewise.
	* parser.c (cp_parser_simple_declaration): Do not call
	note_list_got_semicolon.
	* pt.c (list_eq): Remove.
	(lookup_template_class): Do not set CLASSTYPE_GOT_SEMICOLON.
	(instantiate_class_template): Do not set TYPE_OVERLOADS*.
	(instantiate_class_template): Do not set CLASSTYPE_GOT_SEMICOLON.
	* ptree.c (cxx_print_type): Do not print them.
	* semantics.c (finish_member_class_template): Do not call
	note_list_got_semicolon.

	* g++.dg/parse/ret-type2.C: New test.

	PR c++/11703
	* g++.dg/init/new8.C: New test.

	PR c++/10923
	* g++.dg/parse/typedef5.C: New test.

	PR c++/9512
	* g++.dg/parse/qualified2.C: New test.
	* g++.old-deja/g++.other/decl5.C: Mark one more instance of
	invalid code.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70391 138bc75d-0d04-0410-961f-82ee72b054a4