re PR c++/29138 (access declarations don't work for classes)

re PR c++/29138 (access declarations don't work for classes)

	PR c++/29138
	* decl2.c (grokfield): Don't handle access declarations here.
	* parser.c (cp_parser_using_declaration): Handle access
	declarations too.
	(cp_parser_block_declaration): Adjust calls to
	cp_parser_using_declaration.
	(cp_parser_member_declaration): Likewise.  Use
	cp_parser_using_declaration to look for access_declarations.
	PR c++/29138
	* g++.dg/inherit/access8.C: New test.
	* g++.dg/template/dtor4.C: Tweak error messages.

From-SVN: r117411